Command Line Reference Guide

Defaults
• keepalive = 60 seconds
• holdtime = 180 seconds
Command
Modes
ROUTER BGP
Command
History
Version 9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
Usage
Information
Timer values configured with the neighbor timers command override the timer
values configured with the timers bgp command.
When two neighbors, configured with different keepalive and holdtime values,
negotiate for new values, the resulting values are as follows:
• the lower of the holdtime values is the new holdtime value
• whichever is the lower value; one-third of the new holdtime value, or the
configured keepalive value is the new keepalive value
neighbor update-source
Enable the software to use Loopback interfaces for TCP connections for BGP sessions.
Syntax
neighbor {ipv6-address | peer-group-name} update-source
loopback interface
To use the closest interface, use the no neighbor {ipv6-address | peer-
group-name} update-source loopback interface 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.
loopback
interface
Enter the keyword loopback then a number of the loopback
interface. The range is from 0 to 16383.
Defaults Not configured.
Command
Modes
ROUTER BGP
Command
History
Version 9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
738
IPv6 Border Gateway Protocol (IPv6 BGP)