Reference Guide

listen
Enables peer listening and sets the prefix range for dynamic peers.
Syntax
listen ip-address [limit count]
Parameters
● ip-address—Enter the BGP neighbor IP address.
● limit count—(Optional) Enter a maximum dynamic peer count, from 1 to 4294967295.
Default Not configured
Command Mode ROUTER-TEMPLATE
Usage
Information
Enables a passive peering session for listening. The no version of this command disables a passive peering
session.
Example
OS10(conf-router-template)# listen 1.1.0.0/16 limit 4
Supported
Releases
10.2.0E or later
local-as
Configures a local AS number for a peer.
Syntax
local-as as-number [no-prepend]
Parameters
● as-number—Enter the local AS number, from 1 to 4294967295.
● no-prepend—(Optional) Enter so that local AS values are not prepended to announcements from
the neighbor.
Default Disabled
Command Mode ROUTER-NEIGHBOR or ROUTER-TEMPLATE
Usage
Information
Facilitates the BGP network migration operation and allows you to maintain existing AS numbers. The no
version of this command resets the value to the default.
Example
(Neighbor)
OS10(conf-router-bgp-10)# neighbor lunar
OS10(conf-router-neighbor)# local-as 20
Example
(Template)
OS10(conf-router-bgp-10)# template solar
OS10(conf-router-template)# local-as 20
Supported
Releases
10.3.0E or later
log-neighbor-changes
Enables logging for changes in neighbor status.
Syntax
log-neighbor-changes
Parameters None
Default Enabled
Command Mode ROUTER-BGP
Usage
Information
OS10 saves logs which includes the neighbor operational status and reset reasons. To view the logs, use
the show bgp config command. The no version of this command disables the feature.
NOTE: To configure these settings for a non default VRF instance, you must first enter the
ROUTER-CONFIG-VRF sub mode using the following commands:
320 Layer 3