
117353-B Rev. 00
ix
PRI Multirate ....................................................................................................5-14
Placing Multirate Calls .....................................................................................5-15
Incoming Call Filtering ...........................................................................................5-15
Rate Adaption ........................................................................................................5-16
X.25 Service over an ISDN D Channel (BRI only) .................................................5-17
Configuring X.25 Service over the D Channel .................................................5-18
Using the ping Command for ISDN Connections ...................................................5-19
Chapter 6
Dial-on-Demand Implementation Notes
Standby Circuits .............................................................................................................6-1
Comparing Standby Circuits with Dial Backup Circuits ............................................6-2
How Standby Circuits Work ......................................................................................6-3
Guidelines for Configuring Standby Circuits ............................................................6-4
Balancing Traffic between a Primary Circuit and a Hot Standby Circuit ...................6-5
Using Schedules to Manage Standby Circuit Availability .........................................6-6
Configuring Multiple Time of Day Schedules ...........................................................6-6
Callback ..........................................................................................................................6-8
Configuring Callback ................................................................................................6-9
Modifying the Callback Mode Parameter .........................................................6-10
Callback and the Circuit’s Connection Mode ...................................................6-10
Using the Incoming Phone List for Callback Service .......................................6-11
Demand Circuit Groups ................................................................................................6-11
Demand Pools and Demand Circuit Groups ....................................................6-11
Caller Resolution for Demand Circuit Groups ..................................................6-12
Protocol Configuration for Demand Circuit Groups .........................................6-13
Using Demand Circuit Groups with Dial Backup Service ................................6-13
RADIUS Authentication Services for Demand Circuit Groups ...............................6-14
Managing Broadcast Traffic over Demand Circuits .......................................................6-14
Static Routes ..........................................................................................................6-15
Dial Optimized Routing ..........................................................................................6-15
What Happens When You Enable Dial Optimized Routing ..............................6-16
Enabling Dial Optimized Routing for Frame Relay Demand Circuits ...............6-16
Exceptions for Sending Routing Updates ........................................................6-17
Maintaining the Routing Table .........................................................................6-17
IP RIP Triggered Updates and Broadcast Timers ..................................................6-18
Komentáře k této Příručce