Reference Guide

Border Gateway Protocol IPv4 (BGPv4) | 359
neighbor subnet
c e s
Enable passive peering so that the members of the peer group are dynamic
Syntax
neighbor peer-group-name subnet subnet-number mask
To remove passive peering, use the no neighbor peer-group-name subnet subnet-number mask
command.
Parameters
Defaults
Not configured.
Command Modes
ROUTER BGP
Command
History
neighbor timers
c e s
Set keepalive and hold time timers for a BGP neighbor or a peer group.
Syntax
neighbor {ip-address | peer-group-name} timers keepalive holdtime
To return to the default values, use the no neighbor {ip-address | peer-group-name} timers
command.
Parameters
Defaults
keepalive = 60 seconds; holdtime = 180 seconds.
Command Modes
ROUTER BGP
Usage
Information
Timer values configured with the neighbor timers command override the timer values configured with
the any other command.
subnet-number
Enter a subnet number in dotted decimal format (A.B.C.D.) as the allowable range of
addresses included in the Peer group.
To allow all addresses, enter 0.0.0.0/0.
mask
Enter a prefix mask in / prefix-length format (/x).
Version 7.8.1.0 Introduced support on S-Series
Version 7.7.1.0 Introduced support on C-Series
ip-address
Enter the IP address of the peer router in dotted decimal format.
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.
Range: 1 to 65535
Default: 60 seconds
holdtime
Enter a number for the time interval, in seconds, between the last keepalive
message and declaring the router dead.
Range: 3 to 65535
Default: 180 seconds