Avaya Configuring IP Services Uživatelský manuál

Part No. 117356-B Rev. 00February 1998BayRS Version 12.10Site Manager Software Version 6.10 Configuring IP Services

x117356-B Rev. 00Enabling the Boundary Function ... 7-14Configu

Configuring IP Services4-26117356-B Rev. 00Note: When you reconfigure an interface in dynamic mode, IP restarts on that interface. Thus, if the interf

Customizing IP Services117356-B Rev. 004-27When you configure an IP interface on a circuit, the interface is enabled with default values for all inter

Configuring IP Services4-28117356-B Rev. 00Navigating the BCC to an IP Interface PromptBeginning at the prompt for the slot/connector on which you hav

Customizing IP Services117356-B Rev. 004-29Opening the Site Manager Window for IP Interface ParametersUse the following Site Manager procedure to open

Configuring IP Services4-30117356-B Rev. 00Configuring a Multinet InterfaceThe multinet capability allows you to assign multiple IP network/subnet add

Customizing IP Services117356-B Rev. 004-31Disabling and Reenabling an IP InterfaceWhen you configure an IP interface on a circuit, the interface is a

Configuring IP Services4-32117356-B Rev. 00Specifying a Broadcast Address for an InterfaceIn broadcasting, the IP router transmits a single packet to

Customizing IP Services117356-B Rev. 004-33Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services4-34117356-B Rev. 00Specifying a Subnet Broadcast AddressYou configure a broadcast address for a subnet differently from the wa

Customizing IP Services117356-B Rev. 004-35Using Site ManagerEnabling MTU Discovery on an InterfaceA probe MTU is a request for the maximum transmissi

117356-B Rev. 00xiSupplying Override Values for an OSPF Announce Policy ... 7-69Supplying Matching Crite

Configuring IP Services4-36117356-B Rev. 00Using the BCCNavigate to an IP interface-specific prompt and enter:mtu-discovery statestate is one of the f

Customizing IP Services117356-B Rev. 004-37Enabling and Disabling ICMP Address-Mask RepliesYou can configure IP to generate ICMP (Internet Control Mes

Configuring IP Services4-38117356-B Rev. 00Using Site ManagerDisabling and Reenabling ICMP Redirect MessagesAn ICMP redirect is a message sent by the

Customizing IP Services117356-B Rev. 004-39Using the BCCNavigate to an IP interface-specific prompt and enter:redirects statestate is one of the follo

Configuring IP Services4-40117356-B Rev. 00Enabling All-Subnet Broadcasting on an InterfaceAn all-subnet broadcast (ASB) datagram has a destination ad

Customizing IP Services117356-B Rev. 004-41Using Site ManagerDisabling UDP Checksum Processing on the InterfaceBy default, UDP checksum processing is

Configuring IP Services4-42117356-B Rev. 00Using Site ManagerUse the default in virtually all instances. Disable UDP checksum processing to provide ba

Customizing IP Services117356-B Rev. 004-43To configure this parameter for a multinet or multigroup configuration, refer to Configuring SMDS.Enabling

Configuring IP Services4-44117356-B Rev. 00Upon receiving the packet from the token ring network, the peer router strips off the RIF and continues to

Customizing IP Services117356-B Rev. 004-45You can use the following Site Manager procedure to configure source route end-node support on a per-circui

xii117356-B Rev. 00Keeping the Connection Alive ... 8-42Set

Configuring IP Services4-46117356-B Rev. 00Configuring an SMDS AddressBy default, if the interface is connected to an SMDS network, IP uses the SMDS-c

Customizing IP Services117356-B Rev. 004-47Configuring a WAN Address for a Frame Relay NetworkIf an interface is connected to a frame relay network, y

Configuring IP Services4-48117356-B Rev. 00Specifying the Maximum Size of the Forwarding TableTo minimize the amount of time it spends looking up rout

Customizing IP Services117356-B Rev. 004-49By default, IP allocates a cache for 128 destination entries on the interface. You can specify a different

Configuring IP Services4-50117356-B Rev. 00Configuring an Interface for an ATM Logical IP SubnetRFC 1577, “Classical IP and ARP over ATM,” is a specif

Customizing IP Services117356-B Rev. 004-51To specify a server registration interval, navigate to an IP interface-specific prompt and enter:arp-server

Configuring IP Services4-52117356-B Rev. 00Defining an Adjacent HostAn adjacent host is a device on a locally attached network. This device may or may

Customizing IP Services117356-B Rev. 004-53Site Manager ProcedureYou do this System responds1. In the Configuration Manager window, choose Protocols.T

Configuring IP Services4-54117356-B Rev. 00Defining a Static RouteA static route is a manually configured route that specifies the transmission path a

Customizing IP Services117356-B Rev. 004-55Defining a Default RouteIf IP receives a data packet with a destination address that it is unable to match

117356-B Rev. 00xiiiChoosing the Poll Mode ... 9-1

Configuring IP Services4-56117356-B Rev. 00Defining a Black Hole for a SupernetA router that advertises an aggregate route by using a supernet address

Customizing IP Services117356-B Rev. 004-57Configuring and Customizing Router DiscoveryBefore a host can send IP datagrams beyond its directly attache

Configuring IP Services4-58117356-B Rev. 00Enabling and Disabling Router DiscoveryYou can use Site Manager to enable and disable Router Discovery on a

Customizing IP Services117356-B Rev. 004-59Specifying a Minimum Time Interval Between AdvertisementsYou can use Site Manager to specify the minimum nu

Configuring IP Services4-60117356-B Rev. 00Configuring the Lifetime of Advertised AddressesYou can use Site Manager to specify the maximum length of t

117356-B Rev. 005-1Chapter 5Configuring Address ResolutionYou configure address resolution by setting parameters as described under the following topi

Configuring IP Services5-2117356-B Rev. 00ARP OverviewThe IP router needs both a physical address and an IP address to transmit a datagram. In situati

Configuring Address Resolution117356-B Rev. 005-3In Figure 5-1, the router wants to send a packet to host C but knows only host C’s IP address. The ro

Configuring IP Services5-4117356-B Rev. 00Enabling and Disabling Global ARPARP is configured and enabled on the router at startup. You can use the BCC

Configuring Address Resolution117356-B Rev. 005-5Customizing Global ARP CharacteristicsYou can use the BCC or Site Manager to do the following:• Contr

xiv117356-B Rev. 00Configuring the Max Timeout Value ... 12-14Customizi

Configuring IP Services5-6117356-B Rev. 00Selecting an Address Resolution Scheme for an IP InterfaceIn addition to ARP, IP supports Inverse ARP, HP Pr

Configuring Address Resolution117356-B Rev. 005-7By default, ARP is enabled on the interface. You can use the BCC or Site Manager to specify an addres

Configuring IP Services5-8117356-B Rev. 00Selecting an Encapsulation Option for ARP and ProbeIf you select ARP, Probe, or ARP/Probe, you must also sel

Configuring Address Resolution117356-B Rev. 005-9Enabling Proxy ARP on an InterfaceProxy ARP allows a router to answer a local ARP request for a remot

Configuring IP Services5-10117356-B Rev. 00With Proxy ARP enabled, the router will respond with an ARP reply if there is a valid route (that is, if th

Configuring Address Resolution117356-B Rev. 005-11Using Site ManagerTiming Out Entries in the Address Resolution CacheIP maintains an address resoluti

Configuring IP Services5-12117356-B Rev. 00Using the BCCNavigate to the IP interface-specific prompt and enter:aging actionaction is one of the follow

117356-B Rev. 006-1Chapter 6Customizing RIP ServicesYou customize the Routing Information Protocol (RIP) by setting RIP parameters as described under

Configuring IP Services6-2117356-B Rev. 00Customizing RIP Global ParametersWhen you add RIP to an IP interface, RIP is enabled on the router with defa

Customizing RIP Services117356-B Rev. 006-3Using the BCCNavigate to the global IP prompt and enter:rip-diameter infinityinfinity is a hop count indica

117356-B Rev. 00xvRouter Discovery Parameters ...A-60OSPF

Configuring IP Services6-4117356-B Rev. 00Customizing a RIP InterfaceWhen you add RIP to an IP interface, RIP is enabled with default values for all p

Customizing RIP Services117356-B Rev. 006-5Navigating the BCC to a RIP Interface PromptBeginning at the prompt for an IP interface that you have confi

Configuring IP Services6-6117356-B Rev. 00Opening the Site Manager for RIP InterfacesUse the following Site Manager procedure to open the RIP Interfac

Customizing RIP Services117356-B Rev. 006-7Disabling and Reenabling RIP on an InterfaceYou can use the BCC or Site Manager to change the state of RIP

Configuring IP Services6-8117356-B Rev. 00Selecting the RIP VersionYou can specify whether RIP sends Version 1 updates, Version 2 updates with no aggr

Customizing RIP Services117356-B Rev. 006-9Using Site ManagerSite Manager PathYou do this System responds1. In the Configuration Manager window, choos

Configuring IP Services6-10117356-B Rev. 00Supplying RIP Updates on an InterfaceBy default, RIP supplies RIP updates to neighboring networks on each i

Customizing RIP Services117356-B Rev. 006-11Specifying the Update ModeRIP can issue routing updates in the following modes:• Poisoned reverse (the def

Configuring IP Services6-12117356-B Rev. 00Using Site ManagerSending Triggered UpdatesRIP generates full routing updates at regular intervals. You can

Customizing RIP Services117356-B Rev. 006-13Using the BCCNavigate to a RIP interface-specific prompt and enter:triggered-updates statestate is one of

xvi117356-B Rev. 00Appendix D Route Weight WorksheetAppendix E IP/OSPF ConfigurationIndex

Configuring IP Services6-14117356-B Rev. 00Specifying a Time-to-Live ValueBy default, RIP inserts a time-to-live (TTL) value of 1 hop into each outbou

Customizing RIP Services117356-B Rev. 006-15Using Site ManagerSite Manager PathYou do this System responds1. In the Configuration Manager window, choo

Configuring IP Services6-16117356-B Rev. 00Receiving RIP Updates on an InterfaceBy default, RIP listens for routing updates on every interface on whic

Customizing RIP Services117356-B Rev. 006-17Using Site ManagerAuthenticating the Password on a Version 2 UpdateBy default, RIP running in RIP Version

Configuring IP Services6-18117356-B Rev. 00Using the BCCTo configure authentication, navigate to a RIP interface-specific prompt and enter:authenticat

Customizing RIP Services117356-B Rev. 006-19Supplying a Default Route on an InterfaceWhen the routing table does not contain the route to a particular

Configuring IP Services6-20117356-B Rev. 00Using Site ManagerSite Manager PathYou do this System responds1. In the Configuration Manager window, choos

Customizing RIP Services117356-B Rev. 006-21Listening for a Default RouteBy default, RIP ignores inbound advertisements of a default route on the inte

Configuring IP Services6-22117356-B Rev. 00Configuring a RIP Interface for Dial-Optimized RoutingDial-optimized routing is a method of reducing costs

Customizing RIP Services117356-B Rev. 006-23Using the BCCNavigate to a RIP interface-specific prompt and enter:broadcast-timer secondsseconds is the b

117356-B Rev. 00xviiFiguresFigure 1-1. Network and Host Portions of IP Addresses ... 1-3Figure 1-

Configuring IP Services6-24117356-B Rev. 00Specifying a Timeout PeriodBy default, RIP waits 90 seconds for an update from a network before it consider

Customizing RIP Services117356-B Rev. 006-25Using Site ManagerSite Manager PathYou do this System responds1. In the Configuration Manager window, choo

Configuring IP Services6-26117356-B Rev. 00Specifying a Holddown PeriodOnce RIP has determined that a network is unreachable, RIP continues to adverti

Customizing RIP Services117356-B Rev. 006-27Using Site ManagerSite Manager PathYou do this System responds1. In the Configuration Manager window, choo

Configuring IP Services6-28117356-B Rev. 00Specifying a Stabilization TimeThe stabilization time is the period that RIP allows itself to learn all rou

Customizing RIP Services117356-B Rev. 006-29Configuring RIP Accept and Announce PoliciesRIP accept policies and announce policies allow you to control

Configuring IP Services6-30117356-B Rev. 00Defining a RIP Accept PolicyTo define a new RIP accept policy, you must do the following:• Supply a name fo

Customizing RIP Services117356-B Rev. 006-31For example, the following command sets the state to disabled for RIP accept policy pol_1:accept/pol_1/rip

Configuring IP Services6-32117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing RIP Services117356-B Rev. 006-33Supplying Override Values for a RIP Accept PolicyYou can use the BCC or Site Manager to supply values that

xviii117356-B Rev. 00Figure 12-1. Dynamic Mapping Example ... 12-4Figure 1

Configuring IP Services6-34117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing RIP Services117356-B Rev. 006-35Specifying Matching Criteria for a RIP Accept PolicyYou can use the BCC or Site Manager to specify matchin

Configuring IP Services6-36117356-B Rev. 00Defining a RIP Announce PolicyTo define a new announce policy, you must do the following:• Supply a name fo

Customizing RIP Services117356-B Rev. 006-37For example, the following command specifies a precedence value of 12 for RIP announce policy pol_1:announ

Configuring IP Services6-38117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing RIP Services117356-B Rev. 006-39Supplying Override Values for a RIP Announce PolicyYou can use the BCC or Site Manager to supply a value t

Configuring IP Services6-40117356-B Rev. 00Using Site ManagerSpecifying Matching Criteria for a RIP Announce PolicyYou can use the BCC or Site Manager

Customizing RIP Services117356-B Rev. 006-41Table 6-5. BCC Match Parameters for RIP Announce PoliciesParameter Values Functionstate Enable (default)Di

Configuring IP Services6-42117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

117356-B Rev. 007-1Chapter 7Customizing OSPF ServicesYou customize OSPF by setting OSPF parameters as described under the following topics:Topic PageO

117356-B Rev. 00xixTablesTable 1-1. Subnet Masks for Class B and Class C Addresses ... 1-6Table 1-2. IP Ro

Configuring IP Services7-2117356-B Rev. 00OSPF Concepts and TerminologyOSPF is a link-state protocol. A router running a link-state protocol periodica

Customizing OSPF Services117356-B Rev. 007-3OSPF Addresses and Variable-Length MasksA destination in as OSPF route advertisement is expressed as an IP

Configuring IP Services7-4117356-B Rev. 00Neighbor AdjacenciesNeighbors may form an adjacency for the purpose of exchanging routing information. When

Customizing OSPF Services117356-B Rev. 007-5OSPF AreasOSPF routers reduce and restrict the amount of internal and external routing information that is

Configuring IP Services7-6117356-B Rev. 00OSPF Router TypesOSPF defines three router types: internal routers, border routers, and boundary routers.A r

Customizing OSPF Services117356-B Rev. 007-7OSPF Implementation NotesThis section provides some suggestions to help you configure your OSPF network. T

Configuring IP Services7-8117356-B Rev. 00Customizing OSPF Global FeaturesOSPF global features affect the way OSPF runs on the router. They apply to a

Customizing OSPF Services117356-B Rev. 007-9Navigating the BCC to the OSPF Global PromptBeginning at the global IP prompt, enter:ospfTo display OSPF g

Configuring IP Services7-10117356-B Rev. 00Enabling and Disabling OSPF on the RouterWhen you start OSPF on the router, OSPF is automatically enabled.Y

Customizing OSPF Services117356-B Rev. 007-11Supplying an OSPF IDEach router configured with OSPF has an OSPF ID. This IP address uniquely identifies

ii117356-B Rev. 004401 Great America Parkway 8 Federal StreetSanta Clara, CA 95054 Billerica, MA 01821Copyright © 1998 Bay Networks, Inc.All rights re

xx117356-B Rev. 00Table 8-10. BCC Match Parameters for BGP Announce Policies ... 8-79Table 8-11. Characters in A

Configuring IP Services7-12117356-B Rev. 00Using Site ManagerConfiguring the Soloist and Backup Soloist on a SlotThe OSPF protocol is implemented as a

Customizing OSPF Services117356-B Rev. 007-13Using the BCCTo specify a slot for the OSPF soloist, navigate to the global OSPF prompt and enter:slot-ma

Configuring IP Services7-14117356-B Rev. 00Enabling the Boundary FunctionAn OSPF boundary router does the following:1. Receives information about rout

Customizing OSPF Services117356-B Rev. 007-15Configuring the Metric Type for an ASE AdvertisementEach ASE that a boundary router injects into the AS i

Configuring IP Services7-16117356-B Rev. 00Figure 7-2. OSPF ASE RoutesBy default, an OSPF boundary router generates a type 2 metric for BGP, EGP, or R

Customizing OSPF Services117356-B Rev. 007-17Using the BCC or Site Manager, you can configure a boundary router to use the route weight as the OSPF me

Configuring IP Services7-18117356-B Rev. 00Choosing a Tag Generation Method for an ASE AdvertisementAn OSPF AS external route advertisement includes a

Customizing OSPF Services117356-B Rev. 007-19Figure 7-3. AS External Route TagYou can use the BCC or Site Manager to choose the tag generation method.

Configuring IP Services7-20117356-B Rev. 00Using the BCCNavigate the global IP prompt and enter:as-default-tag methodmethod is one of the following:ze

Customizing OSPF Services117356-B Rev. 007-21Setting the Holddown TimerThe holddown timer controls how often OSPF calculates a route. Its purpose is t

117356-B Rev. 00xxi About This GuideIf you are responsible for configuring IP services, you need to read this guide.You can now use the Bay Command Co

Configuring IP Services7-22117356-B Rev. 00Configuring Message LoggingOSPF maintains a primary and backup log for OSPF messages. By default, OSPF logs

Customizing OSPF Services117356-B Rev. 007-23Using the BCCTo specify the messages that OSPF writes to the primary log, navigate to the global OSPF pro

Configuring IP Services7-24117356-B Rev. 00Customizing OSPF on an IP InterfaceWhen you add OSPF to an IP interface, OSPF is configured on the interfac

Customizing OSPF Services117356-B Rev. 007-25Navigating the BCC to an OSPF Interface PromptBeginning at the prompt for an IP interface to which you ha

Configuring IP Services7-26117356-B Rev. 00Opening the Site Manager Window for OSPF InterfacesUse the following Site Manager procedure to open the OSP

Customizing OSPF Services117356-B Rev. 007-27Enabling and Disabling OSPFWhen you add OSPF to an IP interface, OSPF is automatically enabled on that in

Configuring IP Services7-28117356-B Rev. 00Configuring an Area IDIn an AS that contains multiple areas, each OSPF interface is configured with the ID

Customizing OSPF Services117356-B Rev. 007-29Specifying the Network TypeOSPF interfaces support communications over four network types: •Broadcast. A

Configuring IP Services7-30117356-B Rev. 00Using the BCCNavigate to an interface-specific OSPF prompt and enter:type network_typenetwork_type is one o

Customizing OSPF Services117356-B Rev. 007-31Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window

Configuring IP Servicesxxii117356-B Rev. 00Before You BeginBefore using this guide, you must complete the following procedures. For a new router:• Ins

Configuring IP Services7-32117356-B Rev. 00Using Point-to-Multipoint Interfaces in a Star TopologyOSPF point-to-multipoint interfaces provide an effic

Customizing OSPF Services117356-B Rev. 007-33Figure 7-4. Point-to-Multipoint TopologySpecifying Router Priority for a Multiaccess NetworkThe router pr

Configuring IP Services7-34117356-B Rev. 00By default, each OSPF interface has a router priority of 1. You can use the BCC or Site Manager to do the f

Customizing OSPF Services117356-B Rev. 007-35Estimating the Transit DelayBy default, OSPF assigns a transmission delay of 1 second to an OSPF interfac

Configuring IP Services7-36117356-B Rev. 00Setting the Retransmit IntervalThe retransmit interval is the number of seconds between link-state advertis

Customizing OSPF Services117356-B Rev. 007-37Using Site ManagerSetting the Hello IntervalThe hello interval specifies how often the router sends hello

Configuring IP Services7-38117356-B Rev. 00You can use the BCC or Site Manager to specify a hello interval.Using the BCCNavigate to an interface-speci

Customizing OSPF Services117356-B Rev. 007-39Setting the Dead IntervalThe dead interval is the number of seconds that OSFP waits to receive a hello pa

Configuring IP Services7-40117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing OSPF Services117356-B Rev. 007-41Setting the Poll Interval for NBMA NeighborsThe poll interval is the largest number of seconds allowed be

About This Guide117356-B Rev. 00xxiii screen textIndicates data that appears on the screen. Example: Set Bay Networks Trap Monitor Filtersseparator (

Configuring IP Services7-42117356-B Rev. 00Specifying the Metric CostFor OSPF, the best path is the one that offers the least-cost metric.You must con

Customizing OSPF Services117356-B Rev. 007-43There is an optimum cost for each type of network. Table 7-5 lists the suggested values for the metric co

Configuring IP Services7-44117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing OSPF Services117356-B Rev. 007-45Specifying the MTU SizeOSPF recognizes a maximum transmission unit (MTU) size for updates transmitted on

Configuring IP Services7-46117356-B Rev. 00Configuring a Neighbor on an NBMA InterfaceIn a nonbroadcast multiaccess network, neighbors are not learned

Customizing OSPF Services117356-B Rev. 007-47Defining an AreaYou define an OSPF by setting parameters as described under the following topics:Supplyin

Configuring IP Services7-48117356-B Rev. 00Disabling and Reenabling an AreaWhen you define an OSPF area, the area is automatically enabled.You can use

Customizing OSPF Services117356-B Rev. 007-49Modifying an Area IDIn an AS that contains multiple areas, you must assign a unique ID to each area. You

Configuring IP Services7-50117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing OSPF Services117356-B Rev. 007-51Configuring a Summary RouteBorder routers generate summary advertisements for their attached areas. Each

Configuring IP Servicesxxiv117356-B Rev. 00OSI Open Systems InterconnectionOSPF Open Shortest Path First (Protocol)PPP Point-to-Point Protocol SMDS sw

Configuring IP Services7-52117356-B Rev. 00Using Site ManagerConfiguring a Stub AreaA stub area does not import ASEs and may or may not import interna

Customizing OSPF Services117356-B Rev. 007-53Using the BCCBy default, OSPF assumes that the area you define is not a stub area. If the area is a stub,

Configuring IP Services7-54117356-B Rev. 00Configuring an Area Border RouterEach area is connected to the backbone by one or more border routers. In F

Customizing OSPF Services117356-B Rev. 007-55Each border router in an AS does the following:• Receives routing information from its attached areas, cr

Configuring IP Services7-56117356-B Rev. 00Figure 7-7. Virtual Link and Transit AreaTo configure an interface to support a virtual link:1.Identify the

Customizing OSPF Services117356-B Rev. 007-57Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window

Configuring IP Services7-58117356-B Rev. 00Configuring OSPF Accept and Announce PoliciesOSPF requires that all routers in a given area maintain a simi

Customizing OSPF Services117356-B Rev. 007-59Defining an OSPF Accept PolicyTo define a new OSPF accept policy, you must do the following:• Supply a na

Configuring IP Services7-60117356-B Rev. 00Table 7-6. BCC Definition Parameters for OSPF Accept PoliciesParameter Values Functionstate Enabled (defaul

Customizing OSPF Services117356-B Rev. 007-61Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window

About This Guide117356-B Rev. 00xxv Bay Networks Customer ServiceYou can purchase a support contract from your Bay Networks distributor or authorized

Configuring IP Services7-62117356-B Rev. 00Supplying Override Values for an OSPF Accept PolicyYou can use the BCC or Site Manager to supply values tha

Customizing OSPF Services117356-B Rev. 007-63Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window

Configuring IP Services7-64117356-B Rev. 00Specifying Matching Criteria for an OSPF Accept PolicyYou can use the BCC or Site Manager to specify a matc

Customizing OSPF Services117356-B Rev. 007-65Using Site ManagerUse this Site Manager procedure to create an OSPF accept policy.Site Manager ProcedureY

Configuring IP Services7-66117356-B Rev. 00Defining an OSPF Announce PolicyTo define a new OSPF announce policy, you must do the following:• Supply a

Customizing OSPF Services117356-B Rev. 007-67Table 7-8. BCC Definition Parameters for OSPF Announce PoliciesParameter Values Functionstate Enaled (def

Configuring IP Services7-68117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing OSPF Services117356-B Rev. 007-69Supplying Override Values for an OSPF Announce PolicyYou can use the BCC or Site Manager to supply a valu

Configuring IP Services7-70117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing OSPF Services117356-B Rev. 007-71Supplying Matching Criteria for an OSPF Announce PolicyYou can use the BCC or Site Manager to specify mat

Configuring IP Servicesxxvi117356-B Rev. 00Bay Networks Educational ServicesThrough Bay Networks Educational Services, you can attend classes and purc

Configuring IP Services7-72117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

117356-B Rev. 008-1Chapter 8Configuring BGP ServicesYou configure and customize the Border Gateway Protocol (BGP) by setting BGP parameters as describ

Configuring IP Services8-2117356-B Rev. 00BGP Concepts and TerminologyBGP is an exterior gateway protocol designed to exchange network reachability in

Configuring BGP Services117356-B Rev. 008-3Bay Networks supports BGP-3 and BGP-4:• BGP-3 assumes that each advertised network is a natural class netwo

Configuring IP Services8-4117356-B Rev. 00Interior BGP RoutingBay Networks implements Interior BGP (IBGP) intra-AS routing. Under IBGP, each router in

Configuring BGP Services117356-B Rev. 008-5In Figure 8-2, AS 20 is the transit AS. It provides information about its internal networks, as well as tra

Configuring IP Services8-6117356-B Rev. 00Figure 8-3. IBGP Route ServerFor instructions, see “Configuring IBGP as a Route Server or Client” on page 8-

Configuring BGP Services117356-B Rev. 008-7Route Server ClusterYou can combine multiple IBGP servers in a route server cluster. Within a cluster, rout

Configuring IP Services8-8117356-B Rev. 00Figure 8-5 shows an IBGP server cluster consisting of three route servers connected in a full-mesh topology.

Configuring BGP Services117356-B Rev. 008-9Multiple RS Clusters in an ASAn AS can contain multiple IBGP route server clusters with the following restr

117356-B Rev. 001-1Chapter 1IP Concepts, Terminology, and FeaturesThe following topics introduce concepts and terminology used in this manual:Topic Pa

Configuring IP Services8-10117356-B Rev. 00Figure 8-6. Multiple IBGP Route Server Clusters in a TreePeer-to-peer session for intraclusterserver-to-ser

Configuring BGP Services117356-B Rev. 008-11Redundant Client-Server ConnectionsFor redundancy, an IBGP client can establish peer connections to multip

Configuring IP Services8-12117356-B Rev. 00BGP UpdatesBGP-3 and BGP-4 speakers exchange routing information in the form of routing updates that includ

Configuring BGP Services117356-B Rev. 008-13The BGP-4 update message has the same format and contains the same mandatory attributes as the BGP-3 updat

Configuring IP Services8-14117356-B Rev. 00BGP-4 Local Preference ValueBGP-4 update messages include a local preference attribute that allows an AS bo

Configuring BGP Services117356-B Rev. 008-15BGP Implementation NotesThis section provides guidelines that you should follow when you configure BGP. If

Configuring IP Services8-16117356-B Rev. 00Configuring BGP on the RouterYou configure BGP by setting BGP parameters as described under the following t

Configuring BGP Services117356-B Rev. 008-17Enabling and Disabling BGPWhen you start BGP on the router, BGP is automatically enabled for both BGP-3 an

Configuring IP Services8-18117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring BGP Services117356-B Rev. 008-19Supplying a BGP IdentifierThe BGP identifier is the IP address of an interface on this router. There is no

Configuring IP Services1-2117356-B Rev. 00IP AddressesAn IP address consists of 32 bits that have the form network.host. The network portion is a netw

Configuring IP Services8-20117356-B Rev. 00Identifying the Local ASEach autonomous system in the internet has a unique AS ID.You can use the BCC or Si

Configuring BGP Services117356-B Rev. 008-21Disabling and Reenabling IBGP SupportBy default, BGP supports IBGP intra-AS sessions. (For information, se

Configuring IP Services8-22117356-B Rev. 00Specifying Route Types for IBGP AdvertisementsIf IBGP is enabled, you can specify the types of routes that

Configuring BGP Services117356-B Rev. 008-23Setting the Update Interval TimerBGP injects external BGP routes into the routing table. The default minim

Configuring IP Services8-24117356-B Rev. 00Allowing Redundant Connections By default, BGP performs redundancy checking on peer-to-peer TCP sessions. B

Configuring BGP Services117356-B Rev. 008-25Using Site ManagerEnabling Multihop ConnectionsBy default, BGP enforces the one-hop rule for BGP peers --

Configuring IP Services8-26117356-B Rev. 00Using the BCCNavigate to the BGP prompt and enter:multi-hop statestate is one of the following:enableddisab

Configuring BGP Services117356-B Rev. 008-27Disabling and Reenabling Dynamic Policy ConfigurationBy default, BGP reconfigures IP policies dynamically.

Configuring IP Services8-28117356-B Rev. 00Configuring BGP as a SoloistBy default, BGP runs on every slot on the router. If you have configured ISP mo

Configuring BGP Services117356-B Rev. 008-29Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

IP Concepts, Terminology, and Features117356-B Rev. 001-3Figure 1-1. Network and Host Portions of IP AddressesYou specify IP addresses in dotted-decim

Configuring IP Services8-30117356-B Rev. 00Configuring IBGP as a Route Server or ClientFor complete information about the IBGP Route Server, see “IBGP

Configuring BGP Services117356-B Rev. 008-31Assigning a Cluster ID to an IBGP ServerFor complete information about the IBGP Route Server, see “IBGP Ro

Configuring IP Services8-32117356-B Rev. 00Disabling and Reenabling Route AggregationBy default, BGP aggregates non-BGP-originated subnet routes to th

Configuring BGP Services117356-B Rev. 008-33Enabling and Disabling Black Hole PunchingIf BGP advertises aggregate routes, you can configure BGP to sub

Configuring IP Services8-34117356-B Rev. 00Disabling and Reenabling the BGP-4 MED AttributeBy default, BGP-4 considers the multiexit discriminator (ME

Configuring BGP Services117356-B Rev. 008-35Establishing a Peer-to-Peer SessionA BGP speaker forms neighbor relationships with other BGP speakers. Thi

Configuring IP Services8-36117356-B Rev. 00Defining a Peer-to-Peer SessionTo define a peer-to-peer session, you specify the following:• The address of

Configuring BGP Services117356-B Rev. 008-37Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-38117356-B Rev. 00Initiating a Peer-to-Peer SessionA BGP speaker that wants to initiate a peer-to-peer connection periodicall

Configuring BGP Services117356-B Rev. 008-39Using the BCCNavigate to a BGP peer prompt and enter:retry intervalinterval is the number of seconds betwe

117356-B Rev. 00iiiBay Networks, Inc. Software License AgreementNOTICE: Please carefully read this license agreement before copying or using the acco

Configuring IP Services1-4117356-B Rev. 00Subnet AddressingThe concept of subnetworks (or subnets) extends the IP addressing scheme. Subnets are two o

Configuring IP Services8-40117356-B Rev. 00Negotiating the BGP VersionBGP peers negotiate the version of BGP that they will use to exchange routing in

Configuring BGP Services117356-B Rev. 008-41Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-42117356-B Rev. 00Keeping the Connection AliveAfter a session has been established, BGP peers periodically issue keepalive me

Configuring BGP Services117356-B Rev. 008-43Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-44117356-B Rev. 00Setting the External Advertisement TimerAfter a connection is established, the BGP speaker uses one or more

Configuring BGP Services117356-B Rev. 008-45Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-46117356-B Rev. 00Specifying a Holddown TimeThe holddown time is the amount of time either peer will wait for a keepalive or

Configuring BGP Services117356-B Rev. 008-47Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-48117356-B Rev. 00Setting a Minimum AS Origination IntervalBy default, a BGP speaker that issues an update to advertise a cha

Configuring BGP Services117356-B Rev. 008-49Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

IP Concepts, Terminology, and Features117356-B Rev. 001-5You construct a subnet mask as follows:• Assign a value of 1 to each of the 8, 16, or 24 bits

Configuring IP Services8-50117356-B Rev. 00Overriding the Local AS NumberBy default, a BGP speaker that issues an open message to initiate a peer-to-p

Configuring BGP Services117356-B Rev. 008-51Specifying a Maximum Update SizeBy default, a BGP speaker sends update messages with a maximum size of 800

Configuring IP Services8-52117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring BGP Services117356-B Rev. 008-53Setting the Route Echo SwitchThe peer route echo switch controls the way the router echoes a BGP route tha

Configuring IP Services8-54117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring BGP Services117356-B Rev. 008-55Specifying the IBGP Client or Server ModeBy default, an IBGP speaker assumes that a remote IBGP peer is ne

Configuring IP Services8-56117356-B Rev. 00Setting the Backoff Timer on an IBGP Route ServerBy default, an IBGP route server waits 30 seconds before a

Configuring BGP Services117356-B Rev. 008-57Using the Circuitless IP Interface for a Peer SessionIn configuring a peer-to-peer session for BGP speaker

Configuring IP Services8-58117356-B Rev. 00Configuring Peers over an Unnumbered Point-to-Point LinkYou cannot configure a BGP peer-to-peer session dir

Configuring BGP Services117356-B Rev. 008-59To establish a peer-to-peer session between router A and router B: 1.Choose a numbered interface on each r

Configuring IP Services1-6117356-B Rev. 00Table 1-1 shows the range of possible subnet masks for Class B and Class C addresses, along with the number

Configuring IP Services8-60117356-B Rev. 00Assigning Weight and Class Values to an ASYou can assign a weight class to any AS number and a weight value

Configuring BGP Services117356-B Rev. 008-61You can use Site Manager to assign a weight and a weight class to an AS.Site Manager ProcedureYou do this

Configuring IP Services8-62117356-B Rev. 00Configuring BGP Accept and Announce PoliciesBGP accept and announce policies govern which routes a router u

Configuring BGP Services117356-B Rev. 008-63Defining a BGP Accept PolicyBGP-4 accept policies govern which routes BGP submits to the IP routing table

Configuring IP Services8-64117356-B Rev. 00Table 8-5. BCC Definition Parameters for BGP Accept PoliciesParameter Values Functionstate Enabled (default

Configuring BGP Services117356-B Rev. 008-65Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-66117356-B Rev. 00Supplying Override Values for a BGP Accept PolicyYou can use the BCC or Site Manager to supply values that

Configuring BGP Services117356-B Rev. 008-67Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services8-68117356-B Rev. 00Specifying Matching Criteria for a BGP Accept PolicyYou can use the BCC or Site Manager to specify a match

Configuring BGP Services117356-B Rev. 008-69Using Site ManageSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

IP Concepts, Terminology, and Features117356-B Rev. 001-7Supernet AddressingA supernet is a group of networks identified by contiguous network address

Configuring IP Services8-70117356-B Rev. 00Defining a BGP Announce PolicyBGP announce policies govern which routes BGP propagates to other routers. Wh

Configuring BGP Services117356-B Rev. 008-71Table 8-8. BCC Definition Parameters for BGP Announce PoliciesParameter Values Functionstate Enabled (defa

Configuring IP Services8-72117356-B Rev. 00Using Site Manager.Site Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring BGP Services117356-B Rev. 008-737. Set the following parameters:• Enable•Name• Networks•Action• Rule Precedence• Route Source•Advertise• F

Configuring IP Services8-74117356-B Rev. 00Supplying Override Values for a BGP Announce PolicyYou can use the BCC or Site Manager to supply values tha

Configuring BGP Services117356-B Rev. 008-75local-preference False (default)TrueIndicates whether or not you are supplying an override value for the L

Configuring IP Services8-76117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring BGP Services117356-B Rev. 008-777. Set the following parameters:• Enable•Name• Networks•Action• Rule Precedence• Route Source•Advertise• F

Configuring IP Services8-78117356-B Rev. 00Specifying Matching Criteria for a BGP Announce PolicyYou can use the BCC or Site Manager to specify matchi

Configuring BGP Services117356-B Rev. 008-79ospf-type Any (default)Type 1Type 2ExternalInternalSpecifies which types of OSPF routes match this policy,

Configuring IP Services1-8117356-B Rev. 00Classless Interdomain RoutingClassless interdomain routing (CIDR) is an addressing scheme that employs super

Configuring IP Services8-80117356-B Rev. 00Using Site ManagerYou can use Site Manager to configure a BGP-4 announce policy.Site Manager ProcedureYou d

Configuring BGP Services117356-B Rev. 008-817. Set the following parameters:• Enable•Name• Networks•Action• Rule Precedence• Route Source•Advertise• F

Configuring IP Services8-82117356-B Rev. 00Configuring BGP-4 AS Pattern-MatchingTable 8-11 describes the special characters used in the Bay Networks i

Configuring BGP Services117356-B Rev. 008-83Best Route Calculation for Equal RoutesBGP uses the following rules (tie breakers) to choose between two e

Configuring BGP Message LoggingSite Manager allows you to control the event messages that BGP sends to the log file by specifying:• Local and remote a

117356-B Rev. 009-1Chapter 9Customizing EGP ServicesThis chapter explains how to configure the Exterior Gateway Protocol (EGP).Topic PageEGP Concepts

Configuring IP Services9-2117356-B Rev. 00EGP Concepts and TerminologyEGP-2 is an exterior gateway protocol used to exchange network reachability info

Customizing EGP Services117356-B Rev. 009-3An EGP router does the following:• Acquires EGP neighbors• Determines neighbor reachability• Exchanges netw

Configuring IP Services9-4117356-B Rev. 00In the neighbor reachability phase, EGP is responsible for monitoring and maintaining an established EGP nei

Customizing EGP Services117356-B Rev. 009-5EGP Implementation NotesThis section provides you with some important guidelines to follow when you configu

IP Concepts, Terminology, and Features117356-B Rev. 001-9Figure 1-2. Internet Segmented into Three Autonomous SystemsRouting Information Protocol (RIP

Configuring IP Services9-6117356-B Rev. 00Customizing EGP on the RouterYou customize EGP on the router by setting EGP global parameters as described u

Customizing EGP Services117356-B Rev. 009-7Supplying a Local AS NumberEach autonomous system has a NIC-assigned decimal number ID.You must supply the

Configuring IP Services9-8117356-B Rev. 00Configuring a NeighborYou define a neighbor-to-neighbor relationship by setting EGP neighbor parameters as d

Customizing EGP Services117356-B Rev. 009-9Specifying the Neighbor’s AddressYou define the neighbor-to-neighbor relationship by specifying the IP addr

Configuring IP Services9-10117356-B Rev. 00Specifying the Gateway ModeYou can configure the EGP router to operate in one of two gateway modes for any

Customizing EGP Services117356-B Rev. 009-11Enabling and Disabling the Neighbor RelationshipWhen you establish a neighbor-to-neighbor relationship on

Configuring IP Services9-12117356-B Rev. 00Choosing the Acquisition ModeIn an EGP neighbor relationship, one router is the active neighbor and the oth

Customizing EGP Services117356-B Rev. 009-13Choosing the Poll ModeThe type of neighbor reachability algorithm executed by the local EGP neighbor is ca

Configuring IP Services9-14117356-B Rev. 00Setting Neighbor TimersEGP uses two configurable timers: the hello timer and the poll timer.The hello timer

117356-B Rev. 0010-1Chapter 10Configuring RIPSO on an IP InterfaceIP routers support the Department of Defense (DoD) Revised IP Security Option (RIPSO

Configuring IP Services1-10117356-B Rev. 00Open Shortest Path First (OSPF) ProtocolThe Open Shortest Path First (OSPF) protocol is an interior gateway

Configuring IP Services10-2117356-B Rev. 00By default, RIPSO is disabled on IP interfaces. You can use Site Manager to enable RIPSO on an IP interface

Configuring RIPSO on an IP Interface117356-B Rev. 0010-3The format of the security label is as follows:• Octet 1 contains a type value of 82(16), iden

Configuring IP Services10-4117356-B Rev. 00Inbound IP DatagramsWhen the router receives an IP datagram on a RIPSO interface, it compares the security

Configuring RIPSO on an IP Interface117356-B Rev. 0010-5Originated IP DatagramsWhen the router originates a datagram and the following conditions are

Configuring IP Services10-6117356-B Rev. 00Enabling and Disabling RIPSOUse Site Manager to enable or disable RIPSO on an interface. When you disable R

Configuring RIPSO on an IP Interface117356-B Rev. 0010-7Specifying the IP Datagram Type for Stripping Security OptionsUse Site Manager to choose the t

Configuring IP Services10-8117356-B Rev. 00Specifying the Outbound Datagram Type Requiring Security LabelsUse Site Manager to specify the type of outb

Configuring RIPSO on an IP Interface117356-B Rev. 0010-9Specifying the Inbound Datagram Type Requiring Security LabelsUse Site Manager to specify the

Configuring IP Services10-10117356-B Rev. 003. Choose Interfaces. The IP Interfaces window opens. 4. Click on the interface you want to edit. Site Man

Configuring RIPSO on an IP Interface117356-B Rev. 0010-11Choosing Authority Flags in Outbound DatagramsUse Site Manager to specify which authority fla

IP Concepts, Terminology, and Features117356-B Rev. 001-11Routers establish EGP neighbor relationships in order to periodically exchange reliable netw

Configuring IP Services10-12117356-B Rev. 00Choosing Authority Flags in Inbound DatagramsUse Site Manager to specify which authority flags must be set

Configuring RIPSO on an IP Interface117356-B Rev. 0010-13Supplying Implicit Labels for Unlabeled Inbound DatagramsUse Site Manager to specify whether

Configuring IP Services10-14117356-B Rev. 00Enabling and Disabling Default Labels for Unlabeled Outbound DatagramsUse Site Manager to specify whether

Configuring RIPSO on an IP Interface117356-B Rev. 0010-153. Choose Interfaces. The IP Interfaces window opens. 4. Click on the interface you want to e

Configuring IP Services10-16117356-B Rev. 00RIPSO ExampleThe router in Figure 10-2 has RIPSO configured on all three IP interfaces. The security range

Configuring RIPSO on an IP Interface117356-B Rev. 0010-17Figure 10-2. RIPSO Example1.1.0.11.1.0.21.2.0.1 1.3.0.11.1.0.1Forward outbounddatagram?

117356-B Rev. 0011-1Chapter 11Connecting the Router to a Blacker Front EndThe Blacker front end (BFE) is a classified encryption device used by hosts

Configuring IP Services11-2117356-B Rev. 00Figure 11-1. Blacker Front-End Network ConfigurationBFE devices receive authorization and address translati

Connecting the Router to a Blacker Front End117356-B Rev. 0011-3BFE AddressingYou can enable BFE support on individual IP interfaces. When you enable

Configuring IP Services1-12117356-B Rev. 00Route PreferencesThe IP router maintains an internal routing table. When determining how to forward a datag

Configuring IP Services11-4117356-B Rev. 00Configuring Blacker Front-End Support To configure BFE support on an IP interface, you must:• Configure an

Connecting the Router to a Blacker Front End117356-B Rev. 0011-5For instructions on performing steps 1 through 4, see Configuring X.25 Services. For i

Configuring IP Services11-6117356-B Rev. 00Table 11-1. BFE X.25 Packet-Level Parameter SettingsParameter SettingEnable EnableNetwork Address Type BFE_

Connecting the Router to a Blacker Front End117356-B Rev. 0011-7Max Packet Length Options include 128, 256, 512, and 1024. If you specify any value ot

Configuring IP Services11-8117356-B Rev. 00Table 11-2. BFE X.25 Network Service Record Parameter SettingsParameter Required SettingEnable EnableType D

Connecting the Router to a Blacker Front End117356-B Rev. 0011-9CUG Facility Type Parameter is ignoredCUG Number Parameter is ignoredTable 11-2. BFE X

117356-B Rev. 0012-1Chapter 12Configuring Network Address TranslationThis chapter consists of the following sections:Topic PageOverview of Network Add

Configuring IP Services12-2117356-B Rev. 00Overview of Network Address TranslationAs corporate networks grow, they often use the Internet protocol wit

Configuring Network Address Translation117356-B Rev. 0012-3For example, a host sends an outbound packet from inside company A to company B. The packet

IP Concepts, Terminology, and Features117356-B Rev. 001-13Route WeightsRoute-weight calculation is an internal tool that IP uses to facilitate selecti

Configuring IP Services12-4117356-B Rev. 00Figure 12-1. Dynamic Mapping ExampleThe network administrator in company A has configured NAT to detect the

Configuring Network Address Translation117356-B Rev. 0012-5NAT software detects a packet on a NAT interface that contains the address 10.0.0.15 (Figur

Configuring IP Services12-6117356-B Rev. 00Figure 12-3. NAT Updates the Local/Global Mapping Entry ListNAT software also replaces the unregistered loc

Configuring Network Address Translation117356-B Rev. 0012-7Figure 12-4. NAT Replaces the Unregistered Local Address with a Registered Source AddressSt

Configuring IP Services12-8117356-B Rev. 00Customizing NAT Global AttributesWhen you add NAT to an IP interface, NAT is enabled on a router with defau

Configuring Network Address Translation117356-B Rev. 0012-9NAT can perform either or both of the following types of mapping:• Static address mapping•

Configuring IP Services12-10117356-B Rev. 00Configuring the Soloist Slot MaskTo specify the slots on which NAT can run as a soloist, proceed as follow

Configuring Network Address Translation117356-B Rev. 0012-11Configuring the Log MaskTable 12-2 shows messages types that are logged by NAT software an

Configuring IP Services12-12117356-B Rev. 00To specify the types of log messages that are reported by NAT software, proceed as follows:NAT_DBG_AGING_A

Configuring Network Address Translation117356-B Rev. 0012-13Enabling and Disabling the Mapping Entry Timeout ValueYou can configure a global timeout p

iv117356-B Rev. 00of its own data and information and for maintaining adequate procedures apart from the Software to reconstruct lost or altered file

Configuring IP Services1-14117356-B Rev. 00IP Routing Policies and FiltersThe IP router allows you to control the flow of routing data to and from the

Configuring IP Services12-14117356-B Rev. 00Configuring the Max Timeout ValueYou can configure the Max Timeout parameter to specify the timeout period

Configuring Network Address Translation117356-B Rev. 0012-15Customizing a NAT InterfaceUse Site Manager to set the state of a NAT interface or to modi

Configuring IP Services12-16117356-B Rev. 00Modifying the Interface TypeNAT software processes traffic received from an internal host on a NAT interfa

Configuring Network Address Translation117356-B Rev. 0012-17Configuring Static MappingUse Site Manager to create a one-to-one mapping of an unregister

Configuring IP Services12-18117356-B Rev. 00Enabling and Disabling Static MappingTo change the state of NAT static mapping, proceed as follows:Site Ma

Configuring Network Address Translation117356-B Rev. 0012-19Configuring Dynamic Local Address RangesUse Site Manager to add, delete, or change the sta

Configuring IP Services12-20117356-B Rev. 00Deleting a Local Address RangeTo delete a local address range, proceed as follows:Site Manager ProcedureYo

Configuring Network Address Translation117356-B Rev. 0012-21Enabling or Disabling a Local Address RangeTo disable a local address range, proceed as fo

Configuring IP Services12-22117356-B Rev. 00Configuring Dynamic Global Address RangesUse Site Manager to add, delete, or change the state of global ad

Configuring Network Address Translation117356-B Rev. 0012-23Deleting a Global Address RangeTo delete a global address range, proceed as follows:Site M

IP Concepts, Terminology, and Features117356-B Rev. 001-15Every IP router maintains a table of current routing information. The routing table manager

Configuring IP Services12-24117356-B Rev. 00Enabling or Disabling a Global Address RangeTo change the state of a global address range, proceed as foll

117356-B Rev. 00A-1 Appendix ASite Manager ParametersBGP ParametersBGP Configuration ParametersParameter: IdentifierPath: Choose BGP in the Select pro

Configuring IP ServicesA-2117356-B Rev. 00BGP Global ParametersParameter: BGP EnablePath: Configuration Manager > Protocols > IP > BGP > B

Site Manager Parameters117356-B Rev. 00A-3 Parameter: BGP Intra-ASPath: Configuration Manager > Protocols > IP > BGP > BGP GlobalDefault:

Configuring IP ServicesA-4117356-B Rev. 00Parameter: BGP Collision DetectPath: Configuration Manager > Protocols > IP > BGP > BGP GlobalDe

Site Manager Parameters117356-B Rev. 00A-5 Parameter: BGP Dynamic Policy Change SupportPath: Configuration Manager > Protocols > IP > BGP >

Configuring IP ServicesA-6117356-B Rev. 00BGP-3 Global ParametersBGP-4 Global ParametersParameter: Cluster IdentifierPath: Configuration Manager >

Site Manager Parameters117356-B Rev. 00A-7 BGP Peer ParametersParameter: Peer AddressPath: Configuration Manager > Protocols > IP > BGP >

Configuring IP ServicesA-8117356-B Rev. 00Parameter: Peer RS ModePath: Configuration Manager > Protocols > IP > BGP > PeersDefault: NoneOp

Site Manager Parameters117356-B Rev. 00A-9 Parameter: Max BGP VersionPath: Configuration Manager > Protocols > IP > BGP > PeersDefault: 4O

Configuring IP Services1-16117356-B Rev. 00The flow of routing information between the network, the protocols, and the routing table manager is contro

Configuring IP ServicesA-10117356-B Rev. 00Parameter: Connect Retry TimerPath: Configuration Manager > Protocols > IP > BGP > PeersDefault

Site Manager Parameters117356-B Rev. 00A-11 Parameter: Keepalive TimerPath: Configuration Manager > Protocols > IP > BGP > PeersDefault: 3

Configuring IP ServicesA-12117356-B Rev. 00Parameter: Peer Max Update SizePath: Configuration Manager > Protocols > IP > BGP > PeersDefaul

Site Manager Parameters117356-B Rev. 00A-13 BGP AS Weight and Weight Class ParametersParameter: Delayed GranularityPath: Configuration Manager > Pr

Configuring IP ServicesA-14117356-B Rev. 00Parameter: Weight Value 1Path: Configuration Manager > Protocols > IP > BGP > WeightsDefault: 8

Site Manager Parameters117356-B Rev. 00A-15 Parameter: Weight Value 4Path: Configuration Manager > Protocols > IP > BGP > WeightsDefault:

Configuring IP ServicesA-16117356-B Rev. 00Parameter: Weight Value 7Path: Configuration Manager > Protocols > IP > BGP > WeightsDefault: 8

Site Manager Parameters117356-B Rev. 00A-17 BGP Event Message ParametersParameter: Local IP AddressPath: Configuration Manager > Protocols > IP

Configuring IP ServicesA-18117356-B Rev. 00EGP ParametersEGP Global Parameters Parameter: Message Trace SwitchPath: Configuration Manager > Protoco

Site Manager Parameters117356-B Rev. 00A-19 EGP Neighbor ParametersParameter: Remote Peer IP AddressPath: Configuration Manager > Protocols > IP

IP Concepts, Terminology, and Features117356-B Rev. 001-17Periodically, the routing table manager announces routes to other routers in the network as

Configuring IP ServicesA-20117356-B Rev. 00Parameter: EnablePath: Configuration Manager > Protocols > IP > EGP > NeighborsDefault: EnableO

Site Manager Parameters117356-B Rev. 00A-21 Parameter: Hello TimerPath: Configuration Manager > Protocols > IP > EGP > NeighborsDefault: 6

Configuring IP ServicesA-22117356-B Rev. 00IP ParametersIP Configuration ParametersParameter: IP AddressPath: Select IP from the Select Protocols wind

Site Manager Parameters117356-B Rev. 00A-23 Parameter: Transmit Bcast AddrPath: Select IP from the Select Protocols window and click on OK.Default: 0.

Configuring IP ServicesA-24117356-B Rev. 00IP Interface ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > InterfacesD

Site Manager Parameters117356-B Rev. 00A-25 Parameter: Broadcast AddressPath: Configuration Manager > Protocols > IP > InterfacesDefault: You

Configuring IP ServicesA-26117356-B Rev. 00Parameter: MTU DiscoveryPath: Configuration Manager > Protocols > IP > InterfacesDefault: OffOptio

Site Manager Parameters117356-B Rev. 00A-27 Parameter: ASBPath: Configuration Manager > Protocols > IP > InterfacesDefault: OffOptions: On |

Configuring IP ServicesA-28117356-B Rev. 00Parameter: ProxyPath: Configuration Manager > Protocols > IP > InterfacesDefault: OffOptions: On |

Site Manager Parameters117356-B Rev. 00A-29 Parameter: Upd Xsum OnPath: Configuration Manager > Protocols > IP > InterfacesDefault: OnOptions

Configuring IP Services1-18117356-B Rev. 00IP Traffic FiltersA traffic filter enables the router to selectively relay or drop an inbound packet, frame

Configuring IP ServicesA-30117356-B Rev. 00Parameter: TR EndstationPath: Configuration Manager > Protocols > IP > InterfacesDefault: OffOptio

Site Manager Parameters117356-B Rev. 00A-31 Parameter: Ethernet Arp EncapsPath: Configuration Manager > Protocols > IP > InterfacesDefault: A

Configuring IP ServicesA-32117356-B Rev. 00Parameter: SMDS Arp Request AddressPath: Configuration Manager > Protocols > IP > InterfacesDefaul

Site Manager Parameters117356-B Rev. 00A-33 Parameter: FRM Cast 1 DLCIPath: Configuration Manager > Protocols > IP > InterfacesDefault: 0Opti

Configuring IP ServicesA-34117356-B Rev. 00Parameter: MaskPath: Configuration Manager > Protocols > IP > InterfacesDefault: Slot-mask bit set

Site Manager Parameters117356-B Rev. 00A-35 Parameter: Forward Cache SizePath: Configuration Manager > Protocols > IP > InterfacesDefault: 12

Configuring IP ServicesA-36117356-B Rev. 00Parameter: Unnumbered Associated AlternatePath: Configuration Manager > Protocols > IP > Interface

Site Manager Parameters117356-B Rev. 00A-37 Parameter: ARP Server ATM Address User PartPath: Configuration Manager > Protocols > IP > Interfa

Configuring IP ServicesA-38117356-B Rev. 00IP Global ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > GlobalDefault:

Site Manager Parameters117356-B Rev. 00A-39 Parameter: ARP ForwardingPath: Configuration Manager > Protocols > IP > GlobalDefault: Forwarding

IP Concepts, Terminology, and Features117356-B Rev. 001-191188 IP over FDDI networks1209 IP over SDMS1256 ICMP Router Discovery messages1267 BGP-31293

Configuring IP ServicesA-40117356-B Rev. 00Parameter: Nonlocal ARP DestinationPath: Configuration Manager > Protocols > IP > GlobalDefault: D

Site Manager Parameters117356-B Rev. 00A-41 Parameter: RIP DiameterPath: Configuration Manager > Protocols > IP > GlobalDefault: 15Options: 1

Configuring IP ServicesA-42117356-B Rev. 00Parameter: Estimated NetworksPath: Configuration Manager > Protocols > IP > GlobalDefault: 0Option

Site Manager Parameters117356-B Rev. 00A-43 Parameter: Enable Default Route for SubnetsPath: Configuration Manager > Protocols > IP > GlobalD

Configuring IP ServicesA-44117356-B Rev. 00Parameter: RIP Maximum Equal Cost PathsPath: Configuration Manager > Protocols > IP > GlobalDefaul

Site Manager Parameters117356-B Rev. 00A-45 Static Route ParametersParameter: Enable ISP Mode SupportPath: Configuration Manager > Protocols > I

Configuring IP ServicesA-46117356-B Rev. 00Parameter: Destination IP AddressPath: Configuration Manager > Protocols > IP > Static RoutesDefau

Site Manager Parameters117356-B Rev. 00A-47 Parameter: CostPath: Configuration Manager > Protocols > IP > Static RoutesDefault: 1Options: 1 t

Configuring IP ServicesA-48117356-B Rev. 00Parameter: PreferencePath: Configuration Manager > Protocols > IP > Static RoutesDefault: 16Option

Site Manager Parameters117356-B Rev. 00A-49 Adjacent Host ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > Adjacent

Configuring IP ServicesA-50117356-B Rev. 00Parameter: MAC AddressPath: Configuration Manager > Protocols > IP > Adjacent HostsDefault: NoneOp

Site Manager Parameters117356-B Rev. 00A-51 RIPSO ParametersParameter: Enable SecurityPath: Configuration Manager > Protocols > IP > Interfac

Configuring IP ServicesA-52117356-B Rev. 00Parameter: Require Out SecurityPath: Configuration Manager > Protocols > IP > InterfacesDefault: A

Site Manager Parameters117356-B Rev. 00A-53 Parameter: Min LevelPath: Configuration Manager > Protocols > IP > InterfacesDefault: Unclassifie

Configuring IP ServicesA-54117356-B Rev. 00Parameter: Must Out AuthorityPath: Configuration Manager > Protocols > IP > InterfacesDefault: No

Site Manager Parameters117356-B Rev. 00A-55 Parameter: Must In AuthorityPath: Configuration Manager > Protocols > IP > InterfacesDefault: No

Configuring IP ServicesA-56117356-B Rev. 00Parameter: Implicit LabelPath: Configuration Manager > Protocols > IP > InterfacesDefault: EnableO

Site Manager Parameters117356-B Rev. 00A-57 Parameter: Implicit LevelPath: Configuration Manager > Protocols > IP > InterfacesDefault: Unclas

Configuring IP ServicesA-58117356-B Rev. 00Parameter: Default AuthorityPath: Configuration Manager > Protocols > IP > InterfacesDefault: No a

Site Manager Parameters117356-B Rev. 00A-59 Parameter: Error LabelPath: Configuration Manager > Protocols > IP > InterfacesDefault: EnableOpt

117356-B Rev. 002-1Chapter 2Starting IP Services with the BCCThis chapter shows you how to use the BCC to perform a basic configuration -- that is, a

Configuring IP ServicesA-60117356-B Rev. 00Router Discovery ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > Router

Site Manager Parameters117356-B Rev. 00A-61 Parameter: Maximum IntervalPath: Configuration Manager > Protocols > IP > Router DiscoveryDefault

Configuring IP ServicesA-62117356-B Rev. 00OSPF ParametersOSPF Global ParametersParameter: EnablePath: Configuration Manager > Protocols > IP &g

Site Manager Parameters117356-B Rev. 00A-63 Parameter: AS Boundary RouterPath: Configuration Manager > Protocols > IP > OSPF > GlobalDefau

Configuring IP ServicesA-64117356-B Rev. 00Parameter: OSPF SlotPath: Configuration Manager > Protocols > IP > OSPF > GlobalDefault: All sl

Site Manager Parameters117356-B Rev. 00A-65 Parameter: Primary Log MaskPath: Configuration Manager > Protocols > IP > OSPF > GlobalDefault

Configuring IP ServicesA-66117356-B Rev. 00Parameter: Tag Generation MethodPath: Configuration Manager > Protocols > IP > OSPF > GlobalDef

Site Manager Parameters117356-B Rev. 00A-67 Parameter: Multicast Route PinningPath: Configuration Manager > Protocols > IP > OSPF > Global

Configuring IP ServicesA-68117356-B Rev. 00OSPF Interface ParametersParameter: Timeout ValuePath: Configuration Manager > Protocols > IP > OS

Site Manager Parameters117356-B Rev. 00A-69 Parameter: Area AddressPath: Configuration Manager > Protocols > IP > OSPF > InterfacesDefault

Configuring IP Services2-2117356-B Rev. 00Starting IPTo start IP on the router, you must 1. Configure a physical interface on an available slot/connec

Configuring IP ServicesA-70117356-B Rev. 00Parameter: Rtr PriorityPath: Configuration Manager > Protocols > IP > OSPF > InterfacesDefault:

Site Manager Parameters117356-B Rev. 00A-71 Parameter: Retransmit IntervalPath: Configuration Manager > Protocols > IP > OSPF > Interfaces

Configuring IP ServicesA-72117356-B Rev. 00Parameter: Dead IntervalPath: Configuration Manager > Protocols > IP > OSPF > InterfacesDefault

Site Manager Parameters117356-B Rev. 00A-73 Parameter: Metric CostPath: Configuration Manager > Protocols > IP > OSPF > InterfacesDefault:

Configuring IP ServicesA-74117356-B Rev. 00Parameter: MTU SizePath: Configuration Manager > Protocols > IP > OSPF > InterfacesDefault: 1Op

Site Manager Parameters117356-B Rev. 00A-75 Neighbor Parameters for an NBMA InterfaceParameter: Opaque OnPath: Configuration Manager > Protocols &g

Configuring IP ServicesA-76117356-B Rev. 00OSPF Area ParametersParameter: PriorityPath: Configuration Manager > Protocols > IP > OSPF > In

Site Manager Parameters117356-B Rev. 00A-77 Parameter: Authentication TypePath: Configuration Manager > Protocols > IP > OSPF > AreasDefau

Configuring IP ServicesA-78117356-B Rev. 00Parameter: Stub Default MetricPath: Configuration Manager > Protocols > IP > OSPF > AreasDefaul

Site Manager Parameters117356-B Rev. 00A-79 Area Range ParametersParameter: Range NetPath: Configuration Manager > Protocols > IP > OSPF >

Starting IP Services with the BCC117356-B Rev. 002-3An IP interface is now configured on the Ethernet interface with default values for all interface

Configuring IP ServicesA-80117356-B Rev. 00Parameter: EnablePath: Configuration Manager > Protocols > IP > OSPF > Areas > RangesDefault

Site Manager Parameters117356-B Rev. 00A-81 OSPF Virtual Interface ParametersParameter: MetricPath: Configuration Manager > Protocols > IP >

Configuring IP ServicesA-82117356-B Rev. 00Parameter: Retransmit IntervalPath: Configuration Manager > Protocols > IP > OSPF > Virtual Int

Site Manager Parameters117356-B Rev. 00A-83 Parameter: Dead IntervalPath: Configuration Manager > Protocols > IP > OSPF > Virtual Interfac

Configuring IP ServicesA-84117356-B Rev. 00RIP ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > RIP > InterfacesD

Site Manager Parameters117356-B Rev. 00A-85 Parameter: RIP ListenPath: Configuration Manager > Protocols > IP > RIP > InterfacesDefault: E

Configuring IP ServicesA-86117356-B Rev. 00Parameter: Default Route ListenPath: Configuration Manager > Protocols > IP > RIP > InterfacesD

Site Manager Parameters117356-B Rev. 00A-87 Parameter: Time to LivePath Configuration Manager > Protocols > IP > RIP > InterfacesDefault:

Configuring IP ServicesA-88117356-B Rev. 00Parameter: Holddown TimerPath: Configuration Manager > Protocols > IP > RIP > InterfacesDefault

Site Manager Parameters117356-B Rev. 00A-89 Parameter: RIP ModePath: Configuration Manager > Protocols > IP > RIP > InterfacesDefault: RIP

117356-B Rev. 00vContents About This GuideBefore You Begin ...

Configuring IP Services2-4117356-B Rev. 00Starting OSPFYou start OSPF on the router by adding OSPF to an existing IP interface.Navigate to an IP inter

Configuring IP ServicesA-90117356-B Rev. 00Parameter: Authentication TypePath: Configuration Manager > Protocols > IP > RIP > InterfacesDe

Site Manager Parameters117356-B Rev. 00A-91 NAT ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > NAT > GlobalDefa

Configuring IP ServicesA-92117356-B Rev. 00Parameter: Mapping Entry TimeoutPath: Configuration Manager > Protocols > IP > NAT > GlobalDefa

Site Manager Parameters117356-B Rev. 00A-93 Parameter: Interface TypePath: Configuration Manager > Protocols > IP > NAT > InterfaceDefault

Parameter: EnablePath: Configuration Manager > Protocols > IP > NAT > Dynamic > LocalDefault: EnableOptions: Enable | DisableFunction:

117356-B Rev. 00B-1 Appendix BRouting PoliciesParameter: EnablePath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Ac

Configuring IP ServicesB-2117356-B Rev. 00Parameter: NamePath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Accept P

Routing Policies117356-B Rev. 00B-3 Parameter: NetworksPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Accept Pol

Configuring IP ServicesB-4117356-B Rev. 00Parameter: ActionPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Accept

Routing Policies117356-B Rev. 00B-5 Parameter: Route PreferencePath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Ac

Starting IP Services with the BCC117356-B Rev. 002-5Starting BGPTo start BGP:1. Configure BGP on the router.2. Define a BGP peer-to-peer connection.St

Configuring IP ServicesB-6117356-B Rev. 00Parameter: Rule PrecedencePath: Configuration Manager > Protocols > IP > Policy Filters > RIP &g

Routing Policies117356-B Rev. 00B-7 RIP-Specific Accept Policy ParametersParameter: From GatewayPath: Configuration Manager > Protocols > IP >

Configuring IP ServicesB-8117356-B Rev. 00OSPF-Specific Accept Policy ParametersParameter: Apply Subnet MaskPath: Configuration Manager > Protocols

Routing Policies117356-B Rev. 00B-9 EGP-Specific Accept Policy ParametersParameter: TagPath: Configuration Manager > Protocols > IP > Policy

Configuring IP ServicesB-10117356-B Rev. 00Parameter: AS ListPath: Configuration Manager > Protocols > IP > Policy Filters > EGP > Acce

Routing Policies117356-B Rev. 00B-11 BGP-3-Specific Accept Policy Parameters Parameter: Injection ListPath: Configuration Manager > Protocols >

Configuring IP ServicesB-12117356-B Rev. 00Parameter: Peer ASPath: Configuration Manager > Protocols > IP > Policy Filters > BGP3 > Acc

Routing Policies117356-B Rev. 00B-13 Parameter: Route OriginPath: Configuration Manager > Protocols > IP > Policy Filters > BGP3 > Acce

Configuring IP ServicesB-14117356-B Rev. 00Parameter: Community MatchPath: Configuration Manager > Protocols > IP > Policy Filters > BGP3

Routing Policies117356-B Rev. 00B-15 BGP-4-Specific Accept Policy ParametersParameter: Injection ListPath: Configuration Manager > Protocols > I

Configuring IP Services2-6117356-B Rev. 00Starting Router DiscoveryYou start Router Discovery by adding it to an IP interface.Navigate to an IP interf

Configuring IP ServicesB-16117356-B Rev. 00Parameter: Peer ASPath: Configuration Manager > Protocols > IP > Policy Filters > BGP4 > Acc

Routing Policies117356-B Rev. 00B-17 Parameter: Route OriginPath: Configuration Manager > Protocols > IP > Policy Filters > BGP4 > Acce

Configuring IP ServicesB-18117356-B Rev. 00Parameter: Local PreferencePath: Configuration Manager > Protocols > IP > Policy Filters > BGP4

Routing Policies117356-B Rev. 00B-19 Parameter: AS PatternPath: Configuration Manager > Protocols > IP > Policy Filters > BGP4 > Accept

Configuring IP ServicesB-20117356-B Rev. 00IP Announce Policy ParametersParameter: EnablePath: Configuration Manager > Protocols > IP > Polic

Routing Policies117356-B Rev. 00B-21 Parameter: NamePath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Announce Poli

Configuring IP ServicesB-22117356-B Rev. 00Parameter: NetworksPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Ann

Routing Policies117356-B Rev. 00B-23 Parameter: ActionPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Announce Po

Configuring IP ServicesB-24117356-B Rev. 00Parameter: Rule PrecedencePath: Configuration Manager > Protocols > IP > Policy Filters > RIP &

Routing Policies117356-B Rev. 00B-25 Parameter: Route SourcePath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Annou

117356-B Rev. 003-1Chapter 3Starting IP Services with Site ManagerThis chapter shows you how to use Site Manager to perform a basic configuration -- t

Configuring IP ServicesB-26117356-B Rev. 00Parameter: AdvertisePath: Configuration Manager > Protocols > IP > Policy Filters > RIP > An

Routing Policies117356-B Rev. 00B-27 Parameter: From RIP GatewayPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > A

Configuring IP ServicesB-28117356-B Rev. 00Parameter: Received on RIP InterfacePath: Configuration Manager > Protocols > IP > Policy Filters

Routing Policies117356-B Rev. 00B-29 Parameter: From OSPF Router IDPath: Configuration Manager > Protocols > IP > Policy Filters > RIP >

Configuring IP ServicesB-30117356-B Rev. 00Parameter: Received OSPF TypePath: Configuration Manager > Protocols > IP > Policy Filters > RI

Routing Policies117356-B Rev. 00B-31 Parameter: Received OSPF TagPath: Configuration Manager > Protocols > IP > Policy Filters > RIP >

Configuring IP ServicesB-32117356-B Rev. 00Parameter: From EGP PeerPath: Configuration Manager > Protocols > IP > Policy Filters > RIP >

Routing Policies117356-B Rev. 00B-33 Parameter: From EGP ASPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Announ

Configuring IP ServicesB-34117356-B Rev. 00Parameter: Received EGP GatewayPath: Configuration Manager > Protocols > IP > Policy Filters >

Routing Policies117356-B Rev. 00B-35 Parameter: From BGP PeerPath: Configuration Manager > Protocols > IP > Policy Filters > RIP > Anno

Configuring IP Services3-2117356-B Rev. 00Starting IPBefore you can select a protocol to run on the router, you must configure a circuit that the prot

Configuring IP ServicesB-36117356-B Rev. 00Parameter: From BGP ASPath: Configuration Manager > Protocols > IP > Policy Filters > RIP >

Routing Policies117356-B Rev. 00B-37 Parameter: Received BGP Next HopPath: Configuration Manager > Protocols > IP > Policy Filters > RIP &

Configuring IP ServicesB-38117356-B Rev. 00RIP-Specific Announce Policy ParametersParameter: External Route SourcePath: Configuration Manager > Pro

Routing Policies117356-B Rev. 00B-39 OSPF-Specific Announce Policy ParametersParameter: RIP MetricPath: Configuration Manager > Protocols > IP &

Configuring IP ServicesB-40117356-B Rev. 00Parameter: TagPath: Configuration Manager > Protocols > IP > Policy Filters > OSPF > Announc

Routing Policies117356-B Rev. 00B-41 EGP-Specific Announce Policy ParametersParameter: External Route SourcePath: Configuration Manager > Protocols

Configuring IP ServicesB-42117356-B Rev. 00Parameter: EGP Interface ListPath: Configuration Manager > Protocols > IP > Policy Filters > EG

Routing Policies117356-B Rev. 00B-43 BGP-3-Specific Announce Policy ParametersParameter: External Route SourcePath: Configuration Manager > Protoco

Configuring IP ServicesB-44117356-B Rev. 00Parameter: Outbound PeersPath: Configuration Manager > Protocols > IP > Policy Filters > BGP3 &

Routing Policies117356-B Rev. 00B-45 Parameter: Specific Inter-AS MetricPath: Configuration Manager > Protocols > IP > Policy Filters > BG

Starting IP Services with Site Manager117356-B Rev. 003-3Deleting IP from an InterfaceTo delete IP from an interface on which it is currently configur

Configuring IP ServicesB-46117356-B Rev. 00Parameter: Next HopPath: Configuration Manager > Protocols > IP > Policy Filters > BGP3 > An

Routing Policies117356-B Rev. 00B-47 BGP-4-Specific Announce Policy ParametersParameter: External Route SourcePath: Configuration Manager > Protoco

Configuring IP ServicesB-48117356-B Rev. 00Parameter: Outbound PeersPath: Configuration Manager > Protocols > IP > Policy Filters > BGP4 &

Routing Policies117356-B Rev. 00B-49 Parameter: Multi-Exit Discriminator ValuePath: Configuration Manager > Protocols > IP > Policy Filters &

Configuring IP ServicesB-50117356-B Rev. 00Parameter: AS PathPath: Configuration Manager > Protocols > IP > Policy Filters > BGP4 > Ann

Routing Policies117356-B Rev. 00B-51 Parameter: Local Preference ValuePath: Configuration Manager > Protocols > IP > Policy Filters > BGP4

Configuring IP ServicesB-52117356-B Rev. 00Parameter: AS PatternPath: Configuration Manager > Protocols > IP > Policy Filters > BGP4 >

117356-B Rev. 00C-1 Appendix CImport and Export Route FiltersRIP Import FiltersParameter: Import AddressPath: Configuration Manager > Protocols >

Configuring IP ServicesC-2117356-B Rev. 00Parameter: Import MaskPath: Configuration Manager > Protocols > IP > Route Filters > RIP > Im

Import and Export Route Filters117356-B Rev. 00C-3 Parameter: InterfacePath: Configuration Manager > Protocols > IP > Route Filters > RIP

Configuring IP Services3-4117356-B Rev. 00Starting RIPBefore you can select a protocol to run on the router, you must configure a circuit that the pro

Configuring IP ServicesC-4117356-B Rev. 00Parameter: PreferencePath: Configuration Manager > Protocols > IP > Route Filters > RIP > Imp

Import and Export Route Filters117356-B Rev. 00C-5 RIP Export FiltersParameter: Apply Subnet MaskPath: Configuration Manager > Protocols > IP &g

Configuring IP ServicesC-6117356-B Rev. 00Parameter: Export MaskPath: Configuration Manager > Protocols > IP > Route Filters > RIP > Ex

Import and Export Route Filters117356-B Rev. 00C-7 Parameter: InterfacePath: Configuration Manager > Protocols > IP > Route Filters > RIP

Configuring IP ServicesC-8117356-B Rev. 00OSPF Import FiltersParameter: RIP MetricPath: Configuration Manager > Protocols > IP > Route Filter

Import and Export Route Filters117356-B Rev. 00C-9 OSPF Export FiltersParameter: PreferencePath: Configuration Manager > Protocols > IP > Rou

Configuring IP ServicesC-10117356-B Rev. 00Parameter: Export MaskPath: Configuration Manager > Protocols > IP > Route Filters > OSPF >

Import and Export Route Filters117356-B Rev. 00C-11 Parameter: EnablePath: Configuration Manager > Protocols > IP > Route Filters > OSPF &

Configuring IP ServicesC-12117356-B Rev. 00BGP-3 Import FiltersParameter: TagPath: Configuration Manager > Protocols > IP > Route Filters >

Import and Export Route Filters117356-B Rev. 00C-13 Parameter: Import MaskPath: Configuration Manager > Protocols > IP > Route Filters > B

Starting IP Services with Site Manager117356-B Rev. 003-5Adding RIP to an IP InterfaceTo add RIP to an IP interface, proceed as follows:Site Manager P

Configuring IP ServicesC-14117356-B Rev. 00Parameter: Import Peer AddressPath: Configuration Manager > Protocols > IP > Route Filters > BG

Import and Export Route Filters117356-B Rev. 00C-15 Parameter: Import ActionPath: Configuration Manager > Protocols > IP > Route Filters >

Configuring IP ServicesC-16117356-B Rev. 00Parameter: PreferencePath: Configuration Manager > Protocols > IP > Route Filters > BGP3 > I

Import and Export Route Filters117356-B Rev. 00C-17 BGP-3 Export FiltersParameter: Export AddressPath: Configuration Manager > Protocols > IP &g

Configuring IP ServicesC-18117356-B Rev. 00Parameter: Export from ProtocolPath: Configuration Manager > Protocols > IP > Route Filters > B

Import and Export Route Filters117356-B Rev. 00C-19 Parameter: Export EnablePath: Configuration Manager > Protocols > IP > Route Filters >

Configuring IP ServicesC-20117356-B Rev. 00Parameter: Export OriginPath: Configuration Manager > Protocols > IP > Route Filters > BGP3 >

Import and Export Route Filters117356-B Rev. 00C-21 EGP Import FiltersParameter: Import AddressPath: Configuration Manager > Protocols > IP >

Configuring IP ServicesC-22117356-B Rev. 00Parameter: Import GatewayPath: Configuration Manager > Protocols > IP > Route Filters > EGP >

Import and Export Route Filters117356-B Rev. 00C-23 EGP Export Filters Parameter: PreferencePath: Configuration Manager > Protocols > IP > Ro

Configuring IP Services3-6117356-B Rev. 00Deleting RIP from an IP InterfaceTo delete RIP from an interface on which it is currently configured, procee

Configuring IP ServicesC-24117356-B Rev. 00Parameter: Export MaskPath: Configuration Manager > Protocols > IP > Route Filters > EGP > E

Import and Export Route Filters117356-B Rev. 00C-25 Parameter: Export PeerPath: Configuration Manager > Protocols > IP > Route Filters > E

Configuring IP ServicesC-26117356-B Rev. 00Parameter: Export OSPF TagPath: Configuration Manager > Protocols > IP > Route Filters > EGP &g

Import and Export Route Filters117356-B Rev. 00C-27 Parameter: InterfacePath: Configuration Manager > Protocols > IP > Route Filters > EGP

117356-B Rev. 00D-1 Appendix DRoute Weight Worksheet1.Select one route from the following list:2.Multiply the value associated with the route by the f

Configuring IP ServicesD-2117356-B Rev. 003.Select one route from the following list:4.Multiply the value associated with the route by the following d

Route Weight Worksheet117356-B Rev. 00D-3 6.Multiply the value associated with the route by the following decimal or hexadecimal value:2097152 x _____

Configuring IP ServicesD-4117356-B Rev. 008.Add the values you have calculated.________________________________________________The total is the route

117356-B Rev. 00E-1 Appendix EIP/OSPF ConfigurationThe IP/OSPF configuration in Figure E-1 shows an AS divided into different types of OSPF areas usin

Starting IP Services with Site Manager117356-B Rev. 003-7Starting OSPFBefore you can select a protocol to run on the router, you must configure a circ

Configuring IP ServicesE-2117356-B Rev. 00• The unnumbered LAN connecting router 6 and router D is included to ensure that every internal node in area

IP/OSPF Configuration117356-B Rev. 00E-3 Tables E-1 to E-6 list nondefault configuration parameters for router 1 through router 6. Parameters that are

Configuring IP ServicesE-4117356-B Rev. 00Table E-2. Area Border Router 2Site Manager Window/Parameter SettingInterface F31IP Configuration/IP Addres

IP/OSPF Configuration117356-B Rev. 00E-5 Table E-3. Area Border Router 3Site Manager Window/Parameter SettingInterface F31IP Configuration/IP Address

Configuring IP ServicesE-6117356-B Rev. 00Table E-4. Area Border Router 4Site Manager Window/Parameter SettingInterface F31IP Configuration/IP Addres

IP/OSPF Configuration117356-B Rev. 00E-7 Table E-5. Internal Backbone Router 5Site Manager Window/Parameter SettingInterface F31IP Configuration/IP A

117356-B Rev. 00Index-1Aaccept policies for IP, 1-14accept policies, maximum number for IP, 4-16acquisition mode for EGP neighbors, 9-12Acquisition Mo

Index-2117356-B Rev. 00as-boundary-router command, 7-14as-default-tag command, 7-20ASE Metric Support parameter, 7-17, A-64ase-metric-support command,

117356-B Rev. 00Index-3Import Peer Address, C-14Import Peer AS, C-13Import Peer Original AS, C-14Import Route Origin, C-14Preference, C-16Blacker Fron

vi117356-B Rev. 00Step 1: Configuring a Physical Interface ... 2-2Step 2

Configuring IP Services3-8117356-B Rev. 00Deleting OSPF from an IP InterfaceTo delete OSPF from an interface on which it is currently configured, proc

Index-4117356-B Rev. 00error labels for outbound ICMP error datagrams, 10-15global ARP, 5-4global IP, 4-5ICMP address-mask replies, 4-37ICMP redirect

117356-B Rev. 00Index-5enablingall-subnet broadcasting on IP interface, 4-40all-zero and all-one subnet addresses, 4-13alternate associated address, 3

Index-6117356-B Rev. 00hopsspecifying maximum number with time-to-live value, 4-11Host Cache parameter, 5-12, A-28Host Encapsulation parameter, 4-53,

117356-B Rev. 00Index-7LLifetime parameter, 4-60, A-61listen command, 6-16local address mapping, A-93Local Address parameter, 3-9, 8-37BGP peer, A-7lo

Index-8117356-B Rev. 00NNAT, 12-17adding to an interface, 3-14configuring a global timeout period, 12-13configuring dynamic global address ranges, 12-

117356-B Rev. 00Index-9export route filtersAction, C-11Auto Tag, C-12Enable, C-11Export Address, C-9Export From Protocol, C-10Export Mask, C-10Tag, C-

Index-10117356-B Rev. 00Next Hop (announce), B-51Origin (announce), B-45, B-49Originating AS (accept), B-12, B-16OSPF Metric (announce), B-40Outbound

117356-B Rev. 00Index-11RIP Listen parameterIP RIP interface, 6-17RIP interface, A-84RIP Maximum Equal Cost Paths parameter, 4-21, A-44RIP Mode parame

Index-12117356-B Rev. 00RIP, 6-7static address mapping, 12-9, A-92static black hole routesconfiguring, A-46, A-47definition of, 4-56, 8-33static route

117356-B Rev. 00Index-13OSPF, 3-7RIP, 3-4Unnumbered Associated Alternate parameter, 3-21, A-36Unnumbered CCT Name parameter, 4-55, A-48unnumbered inte

Starting IP Services with Site Manager117356-B Rev. 003-9Starting BGPBefore you can select a protocol to run on the router, you must configure a circu

Configuring IP Services3-10117356-B Rev. 00Deleting BGP from the RouterYou can delete BGP from all router circuits on which it is currently enabled. T

Starting IP Services with Site Manager117356-B Rev. 003-11To delete BGP-4, complete the following steps:Customizing BGPThe instructions in this chapte

Configuring IP Services3-12117356-B Rev. 00Starting EGPBefore you can select a protocol to run on the router, you must configure a circuit that the pr

Starting IP Services with Site Manager117356-B Rev. 003-13Deleting EGP from the RouterYou can delete EGP from all router circuits on which it is curre

Configuring IP Services3-14117356-B Rev. 00Starting NATBefore you can choose a protocol to run on the router, you must configure a circuit that the pr

Starting IP Services with Site Manager117356-B Rev. 003-15Deleting NAT from an IP InterfaceTo delete NAT from an interface on which it is currently co

Configuring IP Services3-16117356-B Rev. 00Using the Circuitless IP InterfaceA circuitless IP interface has an IP address that is not mapped to a spec

Starting IP Services with Site Manager117356-B Rev. 003-17Starting IP on the Circuitless InterfaceTo configure a circuitless IP interface, begin at th

117356-B Rev. 00viiChapter 4 Customizing IP ServicesCustomizing IP Global Parameters ...

Configuring IP Services3-18117356-B Rev. 00Choosing Slots to Support the Circuitless InterfaceBy default, all slots support the IP circuitless interfa

Starting IP Services with Site Manager117356-B Rev. 003-19Configuring an Unnumbered IP InterfaceIP allows you to configure an interface on a point-to-

Configuring IP Services3-20117356-B Rev. 00Because all traffic over an unnumbered interface uses broadcast addressing at the link layer, neither an ad

Starting IP Services with Site Manager117356-B Rev. 003-21Using the Alternate Associated Address OptionThe alternate associated address option ensures

117356-B Rev. 004-1Chapter 4Customizing IP ServicesYou customize IP services by setting parameters as described under the following topics:Topic PageC

Configuring IP Services4-2117356-B Rev. 00Customizing IP Global ParametersWhen you configure an IP interface on a slot, IP is automatically configured

Customizing IP Services117356-B Rev. 004-3Navigating the BCC to the IP Global PromptBeginning at the top-level box prompt, enter:ipThe IP global promp

Configuring IP Services4-4117356-B Rev. 00Opening the Site Manager Window for IP Global ParametersUse the following Site Manager procedure to open the

Customizing IP Services117356-B Rev. 004-5Disabling and Reenabling Global IPIP is enabled on the slot by default. You can change the state of IP as re

viii117356-B Rev. 00Specifying the Maximum Size of the Forwarding Table ... 4-48Configuring an Inte

Configuring IP Services4-6117356-B Rev. 00Configuring the Router for Not-Forwarding ModeBy default, IP forwards all packets that are not addressed to

Customizing IP Services117356-B Rev. 004-7Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window, c

Configuring IP Services4-8117356-B Rev. 00Configuring Bridging on a Router in Not-Forwarding ModeBecause the IP router does not forward IP traffic in

Customizing IP Services117356-B Rev. 004-9ES > Token > Bay > FDDI > Bay Not supportedES > Token > Bay > PTP > Bay Not supporte

Configuring IP Services4-10117356-B Rev. 00Bay > PPP††† > Bay Not supportedBay > Eth > Bay > Eth > ES‡‡‡ SupportedBay > Token >

Customizing IP Services117356-B Rev. 004-11Setting the Time-to-Live Value on a Source PacketEach IP data packet includes a time-to-live (TTL) value. T

Configuring IP Services4-12117356-B Rev. 00Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Customizing IP Services117356-B Rev. 004-13Allowing an All-Zero or All-One Subnet AddressBy default, for IP, an address with a subnet portion of all z

Configuring IP Services4-14117356-B Rev. 00Estimating the Size of the Routing TableIP allows you to estimate how many networks and hosts require an en

Customizing IP Services117356-B Rev. 004-15Using a Default Route for an Unknown SubnetBy default, IP drops packets addressed to an unknown subnet and

117356-B Rev. 00ixSpecifying a Time-to-Live Value ... 6-14Receiv

Configuring IP Services4-16117356-B Rev. 00Specifying the Maximum Number of IP PoliciesBy default, IP allows you configure up to 32 announce policies

Customizing IP Services117356-B Rev. 004-17Disabling and Reenabling Route Filter SupportBy default, IP supports route filters. When route filter suppo

Configuring IP Services4-18117356-B Rev. 00Enabling Equal-Cost Multipath SupportBy default, IP stores the best next hop to a destination in the routin

Customizing IP Services117356-B Rev. 004-19Using Site ManagerSite Manager ProcedureYou do this System responds1. In the Configuration Manager window,

Configuring IP Services4-20117356-B Rev. 00Configuring RIP and OSPF for Equal-Cost Multipath SupportBy default, the IP routing table contains a single

Customizing IP Services117356-B Rev. 004-21Using the BCCTo specify the maximum number of equal-cost paths for RIP, navigate to the IP global prompt an

Configuring IP Services4-22117356-B Rev. 00Enabling ISP Mode on the RouterIP provides an Internet Service Provider (ISP) mode of operation. In ISP mod

Customizing IP Services117356-B Rev. 004-23Using the BCCNavigate to the IP global prompt and enter:isp-mode statestate is one of the following:enabled

Configuring IP Services4-24117356-B Rev. 00Customizing the IP Routing Table StructureStructurally, the IP routing table consists of indexes and entrie

Customizing IP Services117356-B Rev. 004-25Customizing an IP InterfaceAn IP network interface consists of a physical circuit configured with the appro