if-match as-path

Use if-match as-path to match BGP routes whose AS_PATH attribute matches a specified AS path list.

Use undo if-match as-path to remove the specified AS path list match criterion.

Syntax

if-match as-path as-path-number&<1-32>

undo if-match as-path [ as-path-number&<1-32> ]

Default

No AS path list match criterion is configured.

Views

Routing policy node view

Predefined user roles

network-admin

Parameters

as-path-number&<1-32>: Specifies an AS path list by its number in the range of 1 to 256. &<1-32> indicates that you can specify a maximum of 32 AS path lists.

Examples

# Configure AS path list 2 to permit BGP routes containing AS number 200 or 300 to pass. Configure node 10 in permit mode for routing policy test to match AS path list 2.

<Sysname> system-view
[Sysname] ip as-path 2 permit _*200.*300
[Sysname] route-policy test permit node 10
[Sysname-route-policy-policy1-10] if-match as-path 2

Related commands

apply as-path

ip as-path