iii
6 Route Policy Configuration ······················································································································6-1
Introduction to Route Policy····················································································································6-1
Route Policy ····································································································································6-1
Filters···············································································································································6-1
Route Policy Application··················································································································6-2
Route Policy Configuration Task List······································································································6-2
Defining Filters ········································································································································6-2
Prerequisites····································································································································6-2
Defining an IP-prefix List ·················································································································6-3
Configuring a Route Policy ·····················································································································6-4
Prerequisites····································································································································6-4
Creating a Route Policy···················································································································6-4
Defining if-match Clauses················································································································6-5
Defining apply Clauses····················································································································6-6
Displaying and Maintaining the Route Policy··························································································6-7
Route Policy Configuration Example ······································································································6-7
Applying a Route Policy to IPv4 Route Redistribution ····································································6-7
Applying a Route Policy to IPv6 Route Redistribution ····································································6-8
Troubleshooting Route Policy Configuration ························································································6-10
IPv4 Routing Information Filtering Failure·····················································································6-10
IPv6 Routing Information Filtering Failure·····················································································6-10