
114062 Rev. B
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Enabling Dial Optimized Routing for Frame Relay Demand Circuits ...............5-16
Exceptions for Sending Routing Updates ........................................................5-17
Maintaining the Routing Table ..........................................................................5-17
IP RIP Triggered Updates and Broadcast Timers ..................................................5-18
IPX RIP and SAP Broadcast Timers ......................................................................5-18
Traffic Filters ...........................................................................................................5-19
Data Compression ........................................................................................................5-19
PPP Multilink ................................................................................................................5-20
Protocol Prioritization ...................................................................................................5-20
Chapter 6
Dial Backup Implementation Notes
Data Compression ..........................................................................................................6-1
Defining the Role of the Router in the Network ..............................................................6-2
Bandwidth for Backup Circuits ........................................................................................6-2
Using Unnumbered Interfaces to Dial an Alternative Site ...............................................6-2
Sample Network Using Unnumbered Interfaces ......................................................6-3
Simplifying Unnumbered Configurations with Demand Circuit Groups ....................6-4
Sample Network Using Demand Circuit Groups ...............................................6-4
Chapter 7
Bandwidth-on-Demand Implementation Notes
Bandwidth-on-Demand Terminology ...............................................................................7-1
PPP Multilink ..................................................................................................................7-2
Multilink Fragmentation ............................................................................................7-3
PPP Bandwidth Allocation Protocol ................................................................................7-4
How BAP Works .......................................................................................................7-5
BAP Negotiation with Other Vendors’ Routers .........................................................7-6
Configuring BAP ......................................................................................................7-6
Protocol Prioritization .....................................................................................................7-7
Defining the Role of the Router in the Network ..............................................................7-7
Balancing Traffic between Lines in a Multilink Bundle ....................................................7-7
Ensuring the Accuracy of the Congestion Thresholds ....................................................7-8
Testing the Bandwidth-on-Demand Connection .............................................................7-8
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