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Use the undo peer advertise-ext-community command to disable the
advertisement.
By default, no extended community attribute is advertised to a peer/peer group.
For related information, refer to “ip extcommunity-list” on page 1205, “if-match
extcommunity” on page 1199 and “apply extcommunity” on page 1190.
Examples # In BGP view, advertise the extended community attribute to the peer group test.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] peer test advertise-ext-community
# In BGP-VPN view, advertise the extended community attribute to the peer group
test (the VPN has been created).
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] ipv4-family vpn-instance vpn1
[Sysname-bgp-vpn1] peer test advertise-community
peer allow-as-loop (BGP/BGP-VPN instance view)
Syntax peer { group-name | ip-address } allow-as-loop [ number ]
undo peer { group-name | ip-address } allow-as-loop
View BGP view/BGP-VPN instance view
Parameters group-name: Name of a peer group, a string of 1 to 47 characters.
ip-address: IP address of a peer.
number: Specifies the repeating times of the local AS number, in the range 1 to
10. The default number is 1.
Description Use the
peer allow-as-loop command to allow the local AS number to exist in
the AS_PATH attribute of routes from a peer/peer group, and to configure the
repeating times of the local AS number.
Use the
undo peer allow-as-loop command to remove the configuration.
By default, the local AS number is allowed.
Related commands: display bgp routing-table peer.
Examples # In BGP view, configure the repeating times of the local AS number as 2 for
routes from peer 1.1.1.1.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] peer 1.1.1.1 allow-as-loop 2