Users Guide

MBGP Commands
Multiprotocol BGP (MBGP) is an enhanced BGP that enables multicast routing policy throughout the internet and connecting multicast
topologies between BGP and autonomous systems (ASs).
MBGP is implemented as per IETF RFC 1858.
debug ip bgp dampening
View information on routes being dampened.
Syntax
debug ip bgp ipv4 multicast dampening
To disable debugging, use the no debug ip bgp ipv4 multicast dampening command.
Parameters
dampening Enter the keyword dampening to clear route ap dampening information.
Command Modes EXEC Privilege
Supported Modes Full–Switch
Command History
Version Description
9.9(0.0) Introduced on the FN IOM.
9.2(0.0) Introduced on the MXL 10/40GbE Switch IO Module.
distance bgp
Dene an administrative distance for routes.
Syntax
distance bgp external-distance internal-distance local-distance
To return to default values, use the no distance bgp command.
Parameters
external-distance Enter a number to assign to routes learned from a neighbor external to the AS. The range
is from 1 to 255. The default is 20.
internal-distance Enter a number to assign to routes learned from a router within the AS. The range is from
1 to 255. The default is 200.
local-distance Enter a number to assign to routes learned from networks listed in the network command.
The range is from 1 to 255. The default is 200.
Defaults
• external-distance = 20
• internal-distance = 200
• local-distance = 200
Command Modes ROUTER BGP (conf-router_bgp_af)
Supported Modes Full–Switch
Border Gateway Protocol IPv4 (BGPv4) 367