Cisco ASR 9000 Series Routing Configuration Guide

Redistributing iBGP Routes into IGP 91
Configuring Discard Extra Paths 92
Configuring Per Neighbor TCP MSS 93
Disabling Per Neighbor TCP MSS 95
Redistributing Prefixes into Multiprotocol BGP 98
Configuring BGP Route Dampening 100
Applying Policy When Updating the Routing Table 105
Setting BGP Administrative Distance 106
Configuring a BGP Neighbor Group and Neighbors 106
Configuring a Route Reflector for BGP 109
Configuring BGP Route Filtering by Route Policy 110
Configuring BGP Attribute Filtering 112
Configuring BGP Next-Hop Trigger Delay 113
Disabling Next-Hop Processing on BGP Updates 114
Configuring BGP Community and Extended-Community Advertisements 115
Configuring the BGP Cost Community 117
Configuring Software to Store Updates from a Neighbor 120
BGP Persistence 122
BGP Persistence Configuration: Example 123
BGP Graceful Maintenance 123
Restrictions for BGP Graceful Maintenance 123
Graceful Maintenance Operation 124
Inter Autonomous System 124
No Automatic Shutdown 125
When to Shut Down After Graceful Maintenance 125
Activate Graceful Maintenance under BGP Router (All Neighbors) 125
Activate Graceful Maintenance on a Single Neighbor 127
Activate Graceful Maintenance on a Group of Neighbors 127
Direct Router to Reduce Route Preference 129
Bring Router or Link Back into Service 130
Show Command Outputs to Verify BGP Graceful Maintenance 130
L3VPN iBGP PE-CE 131
L3VPN iBGP PE-CE Overview 131
Restrictions for L3VPN iBGP PE-CE 132
Configuring L3VPN iBGP PE-CE 133
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
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Contents

Cisco ASR 9000 Series Specifications

General

Brand	Cisco
Model	ASR 9000 Series
Category	Network Router
Language	English