Avaya Configuring Dial Services Uživatelský manuál

Configuring Dial Services Router Software Version 10.0Site Manager Software Version 4.0Software Version BNX 6.0Site Manager Software Version BNX 6.0

xScheduling When the Backup Circuit Is Available ...5-38Schedule Parameters ...

Configuring Dial Services4-22Figure 4-15. MCE1 Port Parameters WindowMCT1 Port ParametersUse the following descriptions as guidelines when you configur

Creating Line Pools4-23 Parameter: Line Type Default: ESF Options: ESF | SF/D4 Function: Selects either ESF or SF/D4 framing format.ESF – Transmits su

Configuring Dial Services4-24 Parameter: Signal Level (dB) Default: 0.0 dB Options: -15 dB | -7.5 dB | 0.0 dB | 0.5 dB | 0.8 dB | 1.1 dB | 1.5 dB Func

Creating Line Pools4-25 Parameter: Clear Alarm Threshold (seconds) Default: 2 seconds Range: 2 to 10 seconds Function: Specifies the clear time (in sec

Configuring Dial Services4-26 Parameter: Accept Loopback Request Default: Enable Options: Enable | Disable Function: Enables and disables loop-up and

Creating Line Pools4-27MCE1 Port ParametersUse the following descriptions when you configure the MCE1 port parameters. Parameter: Enable/Disable Defaul

Configuring Dial Services4-28 Parameter: Line Coding Default: HDB3 Options: AMI | HDB3 Function: Selects a line coding method.AMI line coding is bipol

Creating Line Pools4-29 Parameter: Clear Alarm Threshold Default: 2 seconds Range: 2 to 10 seconds Function: Specifies the clear time (in seconds) for

Configuring Dial Services4-30MCT1/MCE1 Logical LinesFollowing the port parameters, Site Manager displays the PRI Logical Lines window (Figure 4-16).Fi

Creating Line Pools4-31Figure 4-17. MCT1 Timeslots WindowConfigure B channels as follows:1. Click on Select All to automatically change all the timeslo

xiConfiguration of Router 1 ... A-6Configuration of Router 2 ...

Configuring Dial Services4-32Figure 4-18. Pull-Down Menu for PRI Timeslot2.Select B Channel to configure the timeslot.Site Manager changes the timeslot

Creating Line Pools4-33Site Manager returns you to the PRI Logical Lines window.4. Accept the default MTU size or modify the parameter according to th

Configuring Dial Services4-344.Click on a line to assign to it the pool. Do not select a previously configured leased line. For bandwidth-on-demand poo

Creating Line Pools4-35ISDN Switch Parameter DescriptionsUse the following descriptions when you configure the ISDN switch parameters. Parameter: Switc

Configuring Dial Services4-36 Parameter: Incoming Filter Default: Disable Options: Enable | Disable Function: The incoming filter enables the security

Creating Line Pools4-37 Parameter: Sending Complete IE Default: Disable Options: Enable | Disable Function: Informs the router to include the sending

Configuring Dial Services4-38Configuring ISDN Logical LinesAfter you choose a switch, Site Manager automatically displays the ISDN Logical Lines window

Creating Line Pools4-39Figure 4-22. Configured Demand Pool4.Add more pools if you need them.Repeat the procedures in the previous sections “Creating Li

Configuring Dial Services4-40Logical Lines ParametersUse the following descriptions for configuring the ISDN logical lines parameters. Parameter: Pool

Creating Line Pools4-41Local Phone Numbers (ISDN Only)The local phone numbers option identifies the calling router’s phone number in the ISDN outgoing

Configuring Dial Services4-42Figure 4-24. ISDN Local Phone Numbers WindowNote that the SPID parameter appears in the Local Phone Number window only if

Creating Line Pools4-43Figure 4-25. Phone Number Window8.Click on OK to save the numbers.Site Manager returns you to the ISDN Local Phone Numbers wind

Configuring Dial Services4-44Figure 4-26. Configured ISDN Local Phone Numbers Window9.Click on Done until you return to the Configuration Manager.

Creating Line Pools4-45Local Phone Number ParametersUse the following descriptions when you set the local phone number parameters. Parameter: Director

Configuring Dial Services4-46 Parameter: SPID Default: None Options: A maximum of 20 numeric characters Function: For only switch types used in the Un

Creating Line Pools4-47Configuring BRI Leased Line (Germany Only)If the ISDN service provider does not use the D channel for call setup or you can use

Configuring Dial Services4-48Figure 4-28. WAN Protocols Menu6.Select a WAN protocol and click on OK.Site Manager returns you to the Configuration Manag

Creating Line Pools4-49 Parameter: BRI T4 Timer Default: 750 milliseconds Range: 500 to 1000 milliseconds Function: Indicates the amount of time the r

Configuring Dial Services4-50Changing Lines in a PoolTo remove a dial service from an ISDN line, refer to “Modifying the Logical Lines Configuration” o

Creating Line Pools4-51Editing the ISDN Switch ConfigurationTo modify the configuration of the ISDN switch:1. Select Dialup➔Edit Switch Parameters.Site

xiii Figures Figure 1-1. Example of Dial Access to a Switched Telephone Network ...1-2Figure 1-2. Dial-on-Demand Service ...

Configuring Dial Services4-52Modifying the D Channel for BRI InterfacesIn most cases, the default settings for the D channel will work for your networ

Creating Line Pools4-53Figure 4-31. BRI Interface Configuration Window3.Edit the parameters according to descriptions that follow these procedures and

Configuring Dial Services4-54 Parameter: BRI T3 Timer Default: 10 seconds Range: 1 to 30 seconds Function: Indicates the amount of time that the route

Creating Line Pools4-55 Parameter: BRI B Channel Loopback Default: Disable Options: Enable | Disable Function: This parameter is for Layer 1 ISDN BRI

Configuring Dial Services4-56Site Manager displays the Lines Definition window (refer to Figure 4-4).3. Click on the ISDN or MCT1/E1 connector and Site

Creating Line Pools4-57Editing the Local Phone NumberTo edit the local phone number for the B channel that you configured earlier, follow these steps.1

Configuring Dial Services4-58Deleting BRI and PRI ConfigurationsYou must delete the dial-up circuits and pools that use the connector before you delete

5-1Chapter 5Configuring CircuitsWhen you configure dial-on-demand, dial backup, or bandwidth-on-demand service, you must set up circuits that run over t

Configuring Dial Services5-22.Highlight a demand pool and click on Circuits.The Demand Circuits window appears (Figure 5-2).Figure 5-2. Demand Circuit

Configuring Circuits5-3Figure 5-3. Demand Circuits Window with Circuit Added4.Repeat Step 3 to add more demand circuits.5. Edit the circuit defaults,

xivFigure 4-9. Modem Interface Window ...4-11Figure 4-10. Port Application Windo

Configuring Dial Services5-4Editing Demand Circuit ParametersAfter you assign a demand circuit to a pool, Site Manager adds several buttons (Apply, Sc

Configuring Circuits5-5 Parameter: Force Take Down Default: Disable Options: Enable | Disable Function: When set to Enable, this parameter forces the

Configuring Dial Services5-6 Parameter: Retry Max Default: 2 Range: 1 to 10 Function: Specifies the number of attempts that the router makes to establi

Configuring Circuits5-7 Parameter: Connection Mode Default: Collision Master Options: No Dial | Collision Master | Collision Slave Function: Determine

Configuring Dial Services5-8 Parameter: Auto Demand Term. Reset Default: 60 minutes Range: 1 to 999999 minutes Function: Specifies the amount of time i

Configuring Circuits5-9 Parameter: CHAP Secret Default: Unsecured Options: Any text string; maximum 20 characters Function: Specifies the CHAP Secret y

Configuring Dial Services5-10 Parameter: PAP Password Default: Unsecured Options: Any text string; maximum 25 characters Function: Specifies the PAP pa

Configuring Circuits5-11 Parameter: Max UpTime Termination Default: Disabled Options: Enabled | Disabled Function: Automatically brings down the circu

Configuring Dial Services5-12 Parameter: Circuit Name Default: None Options: Any valid demand circuit name Function: Identifies the name of the demand

Configuring Circuits5-132. Enter an ID number of an existing bandwidth-on-demand pool.3. Click on OK.Site Manager displays the BOD Configuration window

xvFigure 5-12. Caller Resolution Info Window ...5-22Figure 5-13. Configured Demand Circuit

Configuring Dial Services5-146.Click on Remove BOD to remove bandwidth-on-demand service for the demand circuit.7. Click on Done to return to the Confi

Configuring Circuits5-15Figure 5-7. Circuit Time of Day Schedule Window3.Fill in the schedule, referring to the parameter descriptions on page 5-16.4.

Configuring Dial Services5-16Figure 5-8. Completed Circuit Time of Day Schedule WindowSchedule ParametersUse the following descriptions as guidelines

Configuring Circuits5-17 Parameter: Start Time Default: 0 Range: 0 to 2359 Function: Specifies the time of day the circuit is available. The router use

Configuring Dial Services5-18 Parameter: Inactivity Timeout Default: Disable Options: Enable | Disable Function: Determines whether the router uses th

Configuring Circuits5-19Figure 5-9. Select Protocols Window2.Select one or more protocols for this demand circuit, then click on OK.For each protocol

Configuring Dial Services5-202.Click on Delete.Site Manager removes the circuit.3. Click on Done until you return to the Configuration Manager window.C

Configuring Circuits5-21Site Manager displays the Enter a Demand Pool window (Figure 5-11).Figure 5-11. Enter a Demand Pool Window3.Enter values for t

Configuring Dial Services5-22 Parameter: Number of Circuits Default: None Options: Maximum number of lines in the line pool Function: Indicates how ma

Configuring Circuits5-23Fill out the Caller Resolution Info Window as follows:1. Enter values for the parameters according to the descriptions that fo

Configuring Dial Services5-24 Parameter: CHAP Secret Default: Unsecured Options: Any text string; maximum 20 characters Function: Specifies the CHAP Se

Configuring Circuits5-25Enabling Protocols for Circuit GroupsOnce you configure a demand circuit group, Site Manager redisplays the Demand Circuit Grou

Configuring Dial Services5-26To modify your circuit group configuration:1. Click on Add Group to add other circuit groups, then click on Apply.2. Click

Configuring Circuits5-27 Parameter: RIP Enable Default: Disable Options: Enable | Disable Function: Enables or disables RIP on this interface. Instruc

Configuring Dial Services5-28 Parameter: IPXWAN Enable Default: Disable Options: Enable | Disable Function: Enables or disables IPXWAN on this interfa

Configuring Circuits5-29Figure 5-14. Primary Circuit Definition Window2.In the Primary Circuit Definition window, highlight a circuit name and click on

Configuring Dial Services5-303.Set the Circuit Type parameter to primary, and specify the backup pool that you want to support this circuit (Figure 5-

Configuring Circuits5-31Site Manager displays the Primary Circuit Definition window (Figure 5-17).Figure 5-17. Configured Primary Circuit Definition Wind

Configuring Dial Services5-32Circuit Options ParametersUse the following descriptions as guidelines when you configure the circuit options parameters.

Configuring Circuits5-33Editing Primary Circuit Definition ParametersAfter you designate a primary circuit, Site Manager adds several buttons to the Pr

xvii Tables Table 3-1. Configuration for Routers A and C ...3-19Table 4-1. Switch Types by Count

Configuring Dial Services5-34 Parameter: Backup Mode Default: Master Options: Master | Slave Function: Determines which router site initiates dialing

Configuring Circuits5-35 Parameter: CHAP Secret Default: Unsecured Options: Any text string; maximum 20 characters Function: Specifies the CHAP Secret

Configuring Dial Services5-36 Parameter: PAP Password Default: Unsecured Options: Any text string; maximum 25 characters Function: Specifies the PAP pa

Configuring Circuits5-37 Parameter: Max UpTime Termination Default: Disabled Options: Enabled | Disabled Function: Automatically brings down the circu

Configuring Dial Services5-38Scheduling When the Backup Circuit Is AvailableOnce you finalize the primary circuit’s configuration, you can specify the t

Configuring Circuits5-39Site Manager displays the Circuit Time of Day Schedule window (Figure 5-19). Figure 5-19. Circuit Time of Day Schedule Window3

Configuring Dial Services5-40Site Manager redisplays the Circuit Time of Day Schedule window (Figure 5-20). Figure 5-20. Completed Circuit Time of Day

Configuring Circuits5-41Schedule ParametersUse the following descriptions as guidelines when you configure the schedule parameters. Parameter: Days Def

Configuring Dial Services5-42 Parameter: End Time Default: 2359 Range: 0 to 2359 Function: Specifies the time that the backup line is no longer availab

Configuring Circuits5-43Configuring Bandwidth-on-Demand CircuitsBefore you configure bandwidth-on-demand circuits, be sure that you have configured PPP o

xviiiTable A-28. Circuit Options Parameters ... A-20Table A-29. Primary Circuit Defin

Configuring Dial Services5-44The Circuit Options window appears (Figure 5-22).Figure 5-22. Circuit Options Window3.Enter values for these parameters,

Configuring Circuits5-45Figure 5-23. Preferred/Reserved Slots for BOD Pool WindowEnter a slot number for these parameters. Site Manager enters these s

Configuring Dial Services5-46Figure 5-24. Completed Bandwidth-on-Demand Circuit Definition Window5.Click on Done to exit.

Configuring Circuits5-47Bandwidth-on-Demand Circuit Options Parameters Parameter: Circuit Type Default: Normal Options: Normal | Bandwidth-on-Demand F

Configuring Dial Services5-48 Parameter: Bandwidth Mode Default: Non-Monitor Options: Non-Monitor | Monitor Function: Determines whether or not the ro

Configuring Circuits5-49Bandwidth-on-Demand Circuit Definition Parameters Parameter: BOD Pool ID Default: None Range: 1 to 255 Function: Identifies the

Configuring Dial Services5-50 Parameter: CHAP Local Name Default: None Options: Any text string; maximum 20 characters Function: This name is part of

Configuring Circuits5-51 Parameter: PAP Local ID Default: None Options: Any text string; maximum 25 characters Function: Specifies the PAP ID that you

Configuring Dial Services5-52Monitoring Congestion on the Primary CircuitIf the Bandwidth Mode parameter is set to Monitor, you must configure the para

Configuring Circuits5-532. Enter values for the parameters according to the descriptions in the next section.3. Click on OK to save your changes.Conge

xix About This Guide If you are responsible for configuring and managing Bay Networks routers or BNX platforms, you should read this guide to discover

Configuring Dial Services5-54 Parameter: PPP Circuit Mode Default: Normal Options: Multilink | Multilink Monitor Function: Specifies the type of multil

Configuring Circuits5-55 Parameter: BOD Full Threshold Default: 70 percent Range: 10 to 400 percent Function: Specifies a percentage of the maximum amo

Configuring Dial Services5-56 Parameter: Preferred Bandwidth Slot Default: None Options: Available slots in the bandwidth pool. For example, if the ba

Configuring Circuits5-57 Parameter: Maximum Links Default: 4 Range: 1 to 4 Function: Specifies the maximum number of links (both leased and dial-up lin

Configuring Dial Services5-58Changing Preferred/Reserved Slots for Bandwidth-on-Demand CircuitsYou can edit the Preferred and Reserved Bandwidth Slot

Configuring Circuits5-59Site Manager displays the Preferred/Reserved Slots for BOD Pool window (Figure 5-27).Figure 5-27. Preferred/Reserved Slots for

Configuring Dial Services5-60Deleting Bandwidth-on-Demand CircuitsTo delete a bandwidth-on-demand circuit, you change the bandwidth circuit back to a

6-1Chapter 6Configuring Phone ListsIf any of the lines in your demand, backup, or bandwidth pool are ISDN lines or synchronous lines using V.25bis sign

Configuring Dial Services6-2Using a Phone List for Placing V.25bis CallsFor V.25bis calls to a network, the router passes the remote node’s phone numb

Configuring Phone Lists6-3Figure 6-2. Outgoing Phone List Window3.Click on Add to display the Phone Number window (Figure 6-3).

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Configuring Dial Servicesxx • The ARE ATM Suite provides RFC 1483 and 1577 compliance, ATM UNI 3.0 signaling, in addition to the LAN Suite.• The A

Configuring Dial Services6-4Figure 6-3. Phone Number Window4.Enter the appropriate values in this window, referring to the parameter descriptions begi

Configuring Phone Lists6-5Figure 6-4. Completed Outgoing Phone List Window6.To enter phone numbers for an ISDN line, modify the Phone Number Type para

Configuring Dial Services6-6To modify the phone list, display the Outgoing Phone List window (refer to Figure 6-4) and follow these guidelines:— Order

Configuring Phone Lists6-7 Parameter: Phone Ext/SubAddr Default: None Options: Up to 25 numeric characters Function: For V.25bis and ISDN calls, speci

Configuring Dial Services6-8 Parameter: Phone Number Type Default: Dial Options: Dial | ISDN Function: Distinguishes whether the phone number is for a

Configuring Phone Lists6-9 Parameter: ISDN Numbering Plan Default: Telephony Options: Unknown | Telephony | X121 | Telex | Standard | Private Function

Configuring Dial Services6-10Creating an Incoming Phone List (ISDN Only)To create an incoming phone list for ISDN call screening:1. Select Dialup➔Inco

Configuring Phone Lists6-11Figure 6-6. Phone Number Window3.Enter a phone number in this window, referring to the parameter description following this

Configuring Dial Services6-124.Click on Done when you finish entering telephone numbers.To modify the phone list, display the Incoming Phone List windo

7-1Chapter 7Caller Resolution TableAll three dial services use a PPP identification mechanism to determine who is calling the router. PPP performs this

About This Guidexxi Customers also have the option of purchasing direct support from Bay Networks through a variety of service programs. The programs

Configuring Dial Services7-2Figure 7-1. Caller Resolution Table Window2.Highlight a circuit and click on Add to add an entry to the table.Site Manager

Caller Resolution Table7-3Figure 7-2. Caller Name and Secret/Password Window3.Enter values for this window, referring to the parameter descriptions th

Configuring Dial Services7-45.Highlight a demand or primary circuit from this list, and click on OK. Site Manager automatically assigns the highlighte

Caller Resolution Table7-5Caller Resolution Table Parameters Parameter: Local Circuit Default: None Options: Available circuit name Function: Identifie

Configuring Dial Services7-6 Parameter: CHAP Secret Default: Unsecured Options: Any text string; maximum 20 characters Function: Specifies the CHAP Sec

Caller Resolution Table7-7 Parameter: Local Group Default: 0 Range: 0 to 1000 Function: Identifies the demand circuit group associated with the PAP ID

A-1Appendix AConfiguration ExamplesThis appendix provides examples for configuring the following dial service applications:• Dial-on-demand using V.25bi

Configuring Dial ServicesA-2• Only one phone number and SPID are used. (BRI lines usually have two phone numbers and SPIDs.) We assume that you are fa

Configuration ExamplesA-3Configuration of Routers 4 and 7Configure Routers 4 and 7 as follows:1. Select a synchronous link module.2. From the Configurati

Configuring Dial Servicesxxii To open an account and receive a local dial-up number, call CompuServe at 1-800-524-3388 and ask for Representative No.

Configuring Dial ServicesA-4Demand Circuit ConfigurationOnce the demand pool is configured, configure the demand circuits. Select Dialup➔Demand Circuits

Configuration ExamplesA-5Outgoing Phone List ConfigurationFrom the Demand Circuits window, click on Phone Out to access the Outgoing Phone List window.

Configuring Dial ServicesA-6Dial-on-Demand over an ISDN NetworkFigure A-2 illustrates dial-on-demand configured on an ISDN network. In this configuratio

Configuration ExamplesA-7Configuration of Router 2To configure Router 2:1. Select an ISDN/BRI link module.2. From the Configuration Manager window, click

Configuring Dial ServicesA-8If you are using selective PRI service, that is, some B channels are blocked, the timeslots that you configure as B channel

Configuration ExamplesA-9Demand Circuit ConfigurationOnce the demand pool is configured, the next step is to configure demand circuits. Select Dialup➔Dem

Configuring Dial ServicesA-10Protocol ConfigurationOnce you return to the Demand Circuits window from the Outgoing Phone List window, select the protoc

Configuration ExamplesA-11Path: Caller Name and Secret/Password➔Local Circuit List windowThe configured circuits are listed in the Local Circuit List w

Configuring Dial ServicesA-12Dial Backup with PPP on the Primary LineFigure A-3 shows Routers 1 and 2 connected via a synchronous line running PPP. Yo

Configuration ExamplesA-135. Follow the path of configuration windows and set the parameters according to Tables A-18 through A-22.Configuration of Rout

About This Guidexxiii How to Get Help For additional information or advice, contact the Bay Networks Technical Response Center in your area:United St

Configuring Dial ServicesA-14Backup Circuit ConfigurationOnce the backup pool is configured, configure the backup circuits. Select Dialup➔Backup Circuits

Configuration ExamplesA-15Outgoing Phone List ConfigurationFrom the Primary Circuit Definition window, click on Phone Out to access the Outgoing Phone L

Configuring Dial ServicesA-16Dial Backup with Standard on the Primary LineIf the primary circuit uses Standard as the WAN protocol (refer to Figure A-

Configuration ExamplesA-17Dial Backup over an ISDN NetworkFigure A-4 shows dial backup service in an ISDN network. In this configuration, the primary c

Configuring Dial ServicesA-18Configuration of Router 2To configure Router 2:1. Configure a leased, synchronous interface named S12.2. Select PPP as the W

Configuration ExamplesA-19Backup Pool ConfigurationConfigure the backup pools. Select Dialup➔Backup Pools from the menu bar.After entering a backup pool

Configuring Dial ServicesA-20Path: Primary Circuit Definition window (highlight S131 or S12 — click on Cct Type)➔Circuit Options windowReturn to the Pr

Configuration ExamplesA-21Outgoing Phone ListFrom the Primary Circuit Definition window, click on Phone Out to access the Outgoing Phone List window.Pa

Configuring Dial ServicesA-22Local Phone Number ConfigurationFinally, configure each router’s phone number. Select Dialup➔Local Phone Numbers. Site Mana

B-1Appendix BDial Services Default SettingsTables B-1 through B-16 give the default settings for Dial Services. Use the Configuration Manager to edit a

Configuring Dial Servicesxxiv Ordering Bay Networks Publications To purchase additional copies of this document or other Bay Networks publications, o

Configuring Dial ServicesB-2Table B-3. Modem Interface ParametersParameter DefaultRetry Delay 3 secondsRedial Count 3 attemptsRing Indicator EnableDeb

Dial Services Default SettingsB-3Table B-7. ISDN Logical Lines ParametersParameter DefaultPool Channel Count Available B channelsPool Channel Priority

Configuring Dial ServicesB-4Table B-10. Demand Circuit ParametersParameter DefaultDemand Pool ID NoneForce Take Down DisableForce Dial DisableInactivi

Dial Services Default SettingsB-5IP Enable DisableAssociated IP Address NoneRIP Enable DisableOSPF Enable DisableIPX Enable DisableIPX Routing Protoco

Configuring Dial ServicesB-6Table B-13. Bandwidth-on-Demand Circuit ParametersParameter DefaultCircuit Type NormalBOD Pool ID NoneBandwidth Mode Non-m

Dial Services Default SettingsB-7Table B-15. Incoming Phone List ParametersParameter DefaultPhone Number NonePhone Ext/SubAddr NoneTable B-16. Caller

C-1Appendix COrdering ISDN Lines in the United StatesISDN Basic Rate Interface (BRI) LinesWhen ordering ISDN BRI lines for use in the United States, n

Configuring Dial ServicesC-2Ordering ISDN Primary Rate Interface (PRI) LinesWhen ordering ISDN PRI lines for use in the United States, note the follow

Index-1AAccept Local Loopback parameter, 4-26Acceptable LAPD MTUs parameter, 4-53access methods to switched network, ISDN, 1-16activating backup lines

About This Guidexxv SPID Service Profile IdentifierSVC switched virtual circuitTA terminal adapterTE terminal equipmentTEI terminal endpoint identifierW

Index-2Circuit Type, 5-47Directory Number, 4-45Ext/SubAddr, 4-45Global Adaption Rate, 4-37Incoming Filter, 4-36Line Media Type, 4-8Maximum Links, 5-57

Index-3overview, 7-1PAP Password parameter, 7-6calling line ID service, 3-6Challenge Handshake Authentication Protocol (CHAP) description, 3-9CHAP Loc

Index-4IDs for, 1-4dial backupdefault parameter settings, B-1 to B-7implementation notes, 3-16 to 3-24introduction, 1-1overview, 1-8 to 1-12parameters

Index-5Up Time Term. Reset, 5-11pools, configuring, 4-2 to 4-39See also demand circuitsDirectory Number parameter, 4-45EEnable parameter (MCE1), 4-27En

Index-6Switch Type, 4-35reference material, 2-7removing a B channel, 4-58service for dial services, 1-2standards, 2-2B channel, 2-2basic rate interfac

Index-7Secondary Clock, 4-20Setup Alarm Threshold, 4-24Signal Level, 4-24port parameters, 4-20MIB Object ID, 4-2modem configuration, 4-10 to 4-13parame

Index-8PPP. See Point-to-Point Protocol (PPP), 3-8Preferred Bandwidth Slot parameter, 5-56PRI. See primary rate interfaceprimary circuitsactivating ba

Index-9static routes for dial-on-demand, 3-14switch type modifications, 4-51Switch Type parameter, 4-35synchronous linesfor bandwidth-on-demand, 1-12fo

1-1 Chapter 1Dial Services Overview A dial service offers the user access to a switched network by means of a dial-up line connection (also called a

Configuring Dial Services1-2 All three dial services work over any public, switched network such as the standard telephone network, a switched 56 Kb/

Dial Services Overview1-3 Dial-on-Demand Service Dial-on-demand enables you to establish a network connection only when the router has data to send a

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Configuring Dial Services1-4 Figure 1-2. Dial-on-Demand Service Demand Lines and Pools Demand lines provide the physical connections over which the d

Dial Services Overview1-5 In addition to assigning a demand pool ID to each circuit, you can also assign phone lists (for use with V.25bis and ISDN d

Configuring Dial Services1-6 In Figure 1-3, three circuits share two physical lines that make up Demand Pool 1. Note that only two of the circuits us

Dial Services Overview1-7To activate additional lines, the router searches the bandwidth-on-demand pool for an available line. Because lines in a band

Configuring Dial Services1-8Terminating Demand CircuitsThe router brings down the circuit under one of the following conditions:• The configured inacti

Dial Services Overview1-9Configure the primary and backup lines as follows:• Primary — Any leased line up to T1/E1 rates, and Frame Relay PVCs (using v

Configuring Dial Services1-10Figure 1-6. Dial Backup Support in an ISDN NetworkBackup Lines and PoolsBackup lines provide an alternative line to carry

Dial Services Overview1-11To ensure that dial backup operates properly, make certain that you enable protocols for the primary circuit as well as for

Configuring Dial Services1-12Terminating the Backup LineThe router terminates the backup line when it can restore the primary line, the backup line fa

Dial Services Overview1-13Figure 1-7 shows how secondary lines support a primary line.Figure 1-7. Bandwidth-on-DemandBandwidth-on-Demand Lines and Poo

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Configuring Dial Services1-14How Bandwidth-on-Demand Pools and Circuits Work TogetherFor each primary line that requires bandwidth-on-demand service,

Dial Services Overview1-15Example Bandwidth-on-Demand ApplicationIn Figure 1-8, the primary line is congested due to bridge/routing protocol traffic. T

Configuring Dial Services1-16Using the Same Lines for Different Line PoolsYou can use the same physical line for a demand, backup, and bandwidth-on-de

2-1Chapter 2ISDN OverviewIntegrated Services Digital Network (ISDN) is an internetworking technology that integrates voice, data, and video communicat

Configuring Dial Services2-2ISDN is primarily a dial service that uses switched connections as circuits. This means that you can use channels and serv

ISDN Overview2-3Primary Rate InterfaceThe other transmission rate service is the primary rate interface (PRI). In the United States, Canada, and Japan

Configuring Dial Services2-4Figure 2-3. LAPD FrameThe fields in the LAPD frame are as follows:• The opening flag and closing flag fields are HDLC flags tha

ISDN Overview2-5Call Control on the D ChannelITU-T recommendation Q.931 outlines standards for out-of-band call control at the network layer for ISDN

Configuring Dial Services2-6Reference PointsReference points, also called interfaces, bring two functions together. A reference point may be physical,

ISDN Overview2-7Figure 2-5. ISDN Interfaces for Non-ISDN DevicesFor More Information about ISDNThe following documents provide technical details on th

v Contents About This Guide Software Suites ...

3-1Chapter 3Implementation NotesThis chapter provides information about Bay Networks implementation of each dial service.Implementation Notes for ISDN

Configuring Dial Services3-2D Channel SupportThe router supports full 16 Kb/s D channel signaling and call setup and tear down between the router and

Implementation Notes3-3D Channel SupportThe router supports full 64 Kb/s D channel signaling as well as call setup and tear down between the router an

Configuring Dial Services3-4Figure 3-1 shows the router’s place in a sample ISDN network.Figure 3-1. Router in an ISDN NetworkBRI Leased-Line Operatio

Implementation Notes3-5BRI Floating B Service for the AN and ANHIf your ISDN service provider only offers 2B + D service, the floating B option for the

Configuring Dial Services3-6If you select this option, Site Manager enables you to select only those available channels for communication. For example

Implementation Notes3-7Example 1Between two end nodes, there are seven switches, one of which uses a 56 Kb/s trunk line (Figure 3-2). To accommodate t

Configuring Dial Services3-8Using the Ping Command for ISDN ConnectionsTo check the availability of a remote device in an ISDN network, you can use th

Implementation Notes3-9The identification process takes place during PPP link negotiation, which occurs before the routers establish a connection to se

viBandwidth-on-Demand Lines and Pools ...1-13How Bandwidth-on-Demand Pools and Circuits

Configuring Dial Services3-10Figure 3-4. Router A Calls Router B Using CHAPPAP is similar to CHAP; however, PAP uses a PAP ID and password as part of

Implementation Notes3-11IP Adjacent HostsIf you configure IP numbered interfaces over a dial circuit, you must configure adjacent hosts to ensure that d

Configuring Dial Services3-12An alternative to configuring adjacent hosts is to configure IP unnumbered interfaces. An unnumbered interface is a point-t

Implementation Notes3-13PPP MultilinkMultilink is a feature of PPP that you can enable for individual PPP links. Links are logical communication chann

Configuring Dial Services3-14Static RoutesYou need to configure the demand-circuit protocols so that they do not send broadcast messages out to the net

Implementation Notes3-15IPX RIP and SAP Broadcast TimersTo prevent broadcast messages from keeping the demand circuit up, you can configure Routing Inf

Configuring Dial Services3-16For example, a user at Router A participating in a Telnet session with Router B requires a more immediate response than d

Implementation Notes3-17Breath-of-Life MessagesWhen you configure primary circuits, Site Manager automatically enables Breath-of-Life (BOFL) messages o

Configuring Dial Services3-18Bandwidth for Backup CircuitsTiming-sensitive protocols or interactive protocols (for example, Telnet) may not function c

Implementation Notes3-19Figure 3-6. Dialing an Alternate Router Using IP Unnumbered InterfacesIf the primary connection between Routers A and B goes d

viiRate Adaption ...3-6Using the Ping Command

Configuring Dial Services3-20Simplifying Unnumbered Configurations Using Demand Circuit GroupsTo set up a large network that includes a recovery router

Implementation Notes3-21Caller Resolution for Demand Circuit GroupsSimilar to individual demand circuits, demand circuit groups use either PAP or CHAP

Configuring Dial Services3-22Protocol Configuration for Demand Circuit GroupsYou must configure a demand circuit group with one of the following unnumbe

Implementation Notes3-23Sample Application Using Demand Circuit GroupsFigure 3-7 shows one of the main applications for using unnumbered demand circui

Configuring Dial Services3-24The configuration for this type of network is as follows:• The branch offices are configured for dial backup and are connect

Implementation Notes3-25These features are particularly beneficial for bandwidth-on-demand configurations, where the router activates additional switche

Configuring Dial Services3-26Protocol PrioritizationWhen you configure your router, you can prioritize the traffic sent across a synchronous line interf

Implementation Notes3-27Balancing Traffic between Lines in a Multilink BundleWith multilink enabled for bandwidth-on-demand, the router sending data di

Configuring Dial Services3-28A forced dial and forced take down only occur when their values change from 2 to 1. To issue the forced dial command, use

4-1Chapter 4Creating Line PoolsThis chapter provides instructions on how to create demand, backup, and bandwidth-on-demand line pools. The configuratio

viiiTesting the Bandwidth-on-Demand Connection ...3-27 Chapter 4 Creating Line Pools Using the MIB

Configuring Dial Services4-2Using the MIB Object IDFor each parameter, this chapter includes default settings, valid parameter options, the parameter

Creating Line Pools4-3Creating Line Pools with Raise DTR and V.25bis InterfacesTo create pools with lines that use Raise DTR or V.25bis signaling:1. S

Configuring Dial Services4-4Figure 4-2. Demand Pools Window2.In the Pools window, click on Add. Site Manager displays the Pool Configuration window (Fi

Creating Line Pools4-5Site Manager displays the Lines Definition window (Figure 4-4).Figure 4-4. Demand Lines Definition Window for a BLN4.Click on one

Configuring Dial Services4-6Once you select a line, Site Manager displays the Line Media Type window (Figure 4-5).Figure 4-5. Line Media Type Window5.

Creating Line Pools4-7Figure 4-6. Lines Marked as Demand, Backup, or BandwidthBefore you exit from the Lines Definition window, you can add more lines

Configuring Dial Services4-8Pool ID ParameterUse the following description as a guideline when you configure the Pool ID parameter. Parameter: Demand/B

Creating Line Pools4-9 Parameter: Cable Type Default: RS232 Options: NULL | RS232 | RS422 | V35 | X21 Function: Indicates the physical interface type

Configuring Dial Services4-10 Figure 4-7. Demand Pools Window Listing Configured PoolsEditing Modem Parameters for V.25bis LinesAfter you configure a li

Creating Line Pools4-112. Click on Edit Modem to display the Modem Interface window (Figure 4-9).Figure 4-9. Modem Interface Window3.Enter new values

ixChanging the Synchronous Parameters for Line Media Type or Cable Type (Raise DTR or V.25bis) ...

Configuring Dial Services4-12Modem Interface Parameter DescriptionsUse the following descriptions as guidelines when you configure the modem parameters

Creating Line Pools4-13 Parameter: Debug Mode Default: Disable Options: Enable | Disable Function: Allows you to print debug log messages concerning t

Configuring Dial Services4-14Figure 4-10. Port Application Window for BRI3. Select the Port Application mode for this line, referring to the parameter

Creating Line Pools4-15Dialup – Floating B: This option is available only on BayStack AN and ANH routers. It specifies that although this is an ISDN sw

Configuring Dial Services4-16Figure 4-11. Configuration Manager Window2.Click on an MCT1 or MCE1 connector.Site Manager displays the Port Application w

Creating Line Pools4-173. Set the Port Application mode, referring to the parameter description that follows, and click on OK. For PRI mode, Site Mana

Configuring Dial Services4-18Configuring MCT1/MCE1 Clock ParametersAfter you choose PRI as the application mode, Site Manager automatically displays th

Creating Line Pools4-19MCT1/MCE1 Clock ParametersUse the following descriptions when you configure the clock parameters. Parameter: Primary Clock Defa

Configuring Dial Services4-20 Parameter: Secondary Clock Default: Internal Options: Internal | Port 1 Ext Loop | Port 2 Ext Loop | Auxiliary Ext Func

Creating Line Pools4-21Figure 4-14. MCT1 Port Parameters Window