Reference Guide

Command History
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.2.1.0 Introduced on the E-Series ExaScale.
7.4.1.0 Introduced
neighbor shutdown
Disable a BGP neighbor or peer group.
C9000 Series
Syntax
neighbor {ipv6-address | peer-group-name} shutdown
To enable a disabled neighbor or peer group, use the no neighbor {ipv6-
address | peer-group-name} shutdown command.
Parameters
ipv6-address Enter the IPv6 address in the x:x:x:x::x format.
NOTE: The :: notation specifies successive hexadecimal
fields of zeros.
peer-group-name Enter the name of the peer group to disable or enable all
routers within the peer group.
Defaults Enabled (that is, BGP neighbors and peer groups are disabled.)
Command Modes ROUTER BGP
Command History
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.2.1.0 Introduced on the E-Series ExaScale.
7.4.1.0 Introduced
Usage Information
Peers that are enabled within a peer group are disabled when their peer group is
disabled.
The neighbor shutdown command terminates all BGP sessions on the BGP
neighbor or BGP peer group. Use this command with caution as it terminates the
specified BGP sessions. When a neighbor or peer group is shutdown, use the
show
ip bgp summary command to confirm its status.
Related
Commands
• show ip bgp summary – displays the current BGP configuration.
Border Gateway Protocol
579