EIGRP Features 241
EIGRP Components 241
EIGRP Configuration Grouping 242
EIGRP Configuration Modes 242
EIGRP Interfaces 243
Redistribution for an EIGRP Process 244
Metric Weights for EIGRP Routing 244
Mismatched K Values 244
Goodbye Message 245
Percentage of Link Bandwidth Used for EIGRP Packets 245
Floating Summary Routes for an EIGRP Process 245
Split Horizon for an EIGRP Process 247
Adjustment of Hello Interval and Hold Time for an EIGRP Process 248
Stub Routing for an EIGRP Process 248
Route Policy Options for an EIGRP Process 249
EIGRP Layer 3 VPN PE-CE Site-of-Origin 250
Router Interoperation with the Site-of-Origin Extended Community 250
Route Manipulation using SoO match condition 251
EIGRP v4/v6 Authentication Using Keychain 252
EIGRP Wide Metric Computation 252
EIGRP Multi-Instance 253
How to Implement EIGRP 253
Enabling EIGRP Routing 253
Configuring Route Summarization for an EIGRP Process 255
Redistributing Routes for EIGRP 257
Creating a Route Policy and Attaching It to an EIGRP Process 259
Configuring Stub Routing for an EIGRP Process 260
Configuring EIGRP as a PE-CE Protocol 261
Redistributing BGP Routes into EIGRP 263
Monitoring EIGRP Routing 265
Configuring an EIGRP Authentication Keychain 267
Configuring an Authentication Keychain for an IPv4/IPv6 Interface on a Default
VRF 267
Configuring an Authentication Keychain for an IPv4/IPv6 Interface on a Nondefault
VRF 268
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
xii OL-30423-03
Contents