bestroute as-path-ignore

Function

The bestroute as-path-ignore command configures BGP to ignore the AS_Path attribute when it selects the optimal route.

The undo bestroute as-path-ignore command restores the default configuration.

By default, BGP uses the AS_Path attribute as one of route selection rules.

Format

bestroute as-path-ignore

undo bestroute as-path-ignore

Parameters

None

Views

BGP view, BGP-IPv4 unicast address family view, BGP-IPv4 multicast address family view, BGP-VPN instance IPv4 address family view, BGP-IPv6 unicast address family view, BGP-VPN instance IPv6 address family view

Default Level

2: Configuration level

Usage Guidelines

Usage Scenario

After the bestroute as-path-ignore command is used, BGP does not compare the AS path lengths of routes. By default, the route with the shortest AS path is preferred.

Precautions

After the bestroute as-path-ignore command is run, the AS_Path attribute is not used as one of the BGP route selection rules.

Example

# Configure BGP to ignore the AS_Path attribute when selecting the optimal route.

<HUAWEI> system-view

[HUAWEI] bgp 100

[HUAWEI-bgp] ipv4-family unicast

[HUAWEI-bgp-af-ipv4] bestroute as-path-ignore