Disabling BGP to establish a session to a peer or peer group

This task enables you to temporarily tear down the BGP session to a peer or peer group. Then you can perform network upgrade and maintenance without needing to delete and reconfigure the peer or peer group. To recover the session, execute the undo peer ignore command.

To disable BGP to establish a session to a peer or peer group (IPv4 unicast/multicast address family):

Step	Command	Remarks
1. Enter system view.	system-view	N/A
2. Enter BGP instance view or BGP-VPN instance view.	Enter BGP instance view:bgp as-number [ instance instance-name ] Enter BGP-VPN instance view: bgp as-number [ instance instance-name ] ip vpn-instance vpn-instance-name	N/A
3. Disable BGP to establish a session to a peer or peer group.	peer { group-name \| ipv4-address [ mask-length ] } ignore	By default, BGP can establish a session to a peer or peer group.

To disable BGP to establish a session to a peer or peer group (IPv6 unicast/multicast address family):

Step	Command	Remarks
1. Enter system view.	system-view	N/A
2. Enter BGP instance view or BGP-VPN instance view.	Enter BGP instance view:bgp as-number [ instance instance-name ] Enter BGP-VPN instance view: bgp as-number [ instance instance-name ] ip vpn-instance vpn-instance-name	N/A
3. Disable BGP to establish a session to a peer or peer group.	peer { group-name \| ipv6-address [ prefix-length ] } ignore	By default, BGP can establish a session to a peer.

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