271
• If you have specified no AS number for a peer group, peers added to it can use their own AS
numbers.
Examples
# In BGP view, specify the AS number for peer group test as 100.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] peer test as-number 100
# In BGP-VPN instance view, specify the AS number for peer group test as 100.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] ip vpn-instance vpn1
[Sysname-bgp-vpn1] peer test as-number 100
Related commands
peer group
peer as-path-acl
Use peer as-path-acl to specify an AS path list to filter routes incoming from or outgoing to a peer/peer
group.
Use undo peer as-path-acl to remove the configuration.
Syntax
In BGP IPv4 unicast instance view/BGP-VPN IPv4 unicast instance view:
peer { group-name | ip-address } as-path-acl as-path-acl-number { export | import }
undo peer { group-name | ip-address } as-path-acl as-path-acl-number { export | import }
In BGP IPv6 unicast instance view:
peer { group-name | ipv6-address } as-path-acl as-path-acl-number { export | import }
undo peer { group-name | ipv6-address } as-path-acl as-path-acl-number { export | import }
Default
No AS path list is specified for filtering.
Views
BGP IPv4 unicast instance view, BGP-VPN IPv4 unicast instance view, BGP IPv6 unicast instance view
Predefined user roles
network-admin
Parameters
group-name: Specifies a peer group by its name, a case-sensitive string of 1 to 47 characters. The peer
group must have been created.
ip-address: Specifies a peer by its IPv4 address. The peer must have been created.
ipv6-address: Specifies a peer by its IPv6 address. The peer must have been created.
as-path-acl-number: Specifies an AS path list by its number in the range of 1 to 256.
export: Filters outgoing routes.