Reference Guide

658 | Open Shortest Path First (OSPFv2 and OSPFv3)
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For configuration information on prefix lists, refer to the IP Access Control Lists chapter in the FTOS
Configuration Guide.
Applying Prefix Lists
To apply prefix lists to incoming or outgoing OSPF routes, use the following commands
seq sequence-number {deny
|permit} ip-prefix [ge
min-prefix-length] [le
max-prefix-length]
CONFIG- PREFIX
LIST
Create a prefix list with a sequence
number and a deny or permit action.
The optional parameters are:
ge min-prefix-length: the minimum
prefix length to be matched (from 0 to 32).
le max-prefix-length
:: the maximum
prefix length to be matched (from 0 to 32).
Command Syntax Command Mode Usage
distribute-list
prefix-list-name in
[interface]
CONFIG-ROUTER-OSPF-id Apply a configured prefix list to
incoming OSPF routes.
distribute-list
prefix-list-name out
[connected | ospf
<process-id> | rip | static]
CONFIG-ROUTER-OSPF-id Assign a configured prefix list to
outgoing OSPF routes.
Command Syntax Command Mode Usage