Cisco ASR 5500 System Administration Manual page 18

Contents
ASR 5500 System Administration Guide, StarOS Release 21.5
xviii
ICSR Operation
271
Chassis Initialization 271
Chassis Operation 271
Chassis Communication
Chassis Switchover
Configuring ICSR 271
Configuring the Service Redundancy Protocol (SRP) Context
Creating and Binding the SRP Context
Configuring SRP Context Parameters
Basic Parameters
SRP Redundancy, AAA and Diameter Guard Timers
DSCP Marking of SRP Messages
Optimizing Switchover Transitions
Allow Non-VoLTE Traffic During ICSR Switchover
Allow All Data Traffic
Allow Early Active Transition
Graceful Cleanup of ICSR After Audit of Failed Calls
Optimization of Switchover Control Outage Time
Configuring the SRP Context Interface Parameters
Configuring NACK Generation for SRP Checkpoint Messaging Failures
Enabling NACK Messaging from the Standby Chassis
Selective Disabling of NACK Messaging
Configuring LZ4 Compression Algorithm
Reducing Sync-Up Time with Standby ICSR Chassis
Verifying SRP Configuration
Modifying the Source Context for ICSR
Configuring BGP Router and Gateway Address
Configuring the SRP Context for BGP
Verifying BGP Configuration
Modifying the Destination Context for ICSR
Configuring BGP Router and Gateway Address in Destination Context
Configuring SRP Context for BGP for Destination Context
Setting Subscriber to Default Mode
Verifying BGP Configuration in Destination Context
Disabling Bulk Statistics Collection on a Standby System
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