Command Line Reference Guide

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.
• show ip bgp neighbors – displays the current BGP neighbors.
neighbor timers
Set keepalive and hold time timers for a BGP neighbor or a peer group.
Z9500
Syntax
neighbor {ipv6-address | peer-group-name} timers keepalive
holdtime
To return to the default values, use the no neighbor {ipv6-address | peer-
group-name} timers 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 set the timers for all
routers within the peer group.
keepalive Enter a number for the time interval, in seconds, between
keepalive messages sent to the neighbor routers. The range
is 1 to 65535. The default is 60 seconds.
holdtime Enter a number for the time interval, in seconds, between
the last keepalive message and declaring the router dead.
The range is 3 to 65535. The default is 180 seconds.
Defaults
• keepalive = 60 seconds
• holdtime = 180 seconds
Command
Modes
ROUTER BGP
Command
History
Version Description
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
Timer values configured with the neighbor timers command override the timer
values configured with the timers bgp command.
Border Gateway Protocol
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