Filter
Top Products
BGP Configuration Commands
6-88 Configuring the Border Gateway Protocol
Example
Thisexamplefirstdisablesthedefaultreflectionsettingonthisrouterthenrestoresthedefault:
XSR(config)#router bgp 100
XSR(config-router)#no bgp client-to-client reflection
XSR(config-router)#bgp client-to-client reflection
bgp cluster-id
ThiscommandsetstheclusteridentifierforaBGPclusterthatcontainsmorethanoneroute
reflector.Aclusteriscomprisedofoneormoreroutereflectorsandclientsofthosereflectors.
Clusterscontainingoneroutereflectorareidentifiedbytherouteridentifieroftheroutereflector.
Syntax
bgp cluster-id cluster-id
Syntax of the “no” Form
Thenoformofthiscommandresetstheclusteridentifiertothedefault:
no bgp cluster-id
Mode
Routerconfiguration:XSR(config-router)#
Default
Thedefaultvalueistherouteridentifieroftheroutereflectorinthecluster.
Example
Thefollowingexampleconfiguresthebgpcluster‐idvaluewithintheBGPprocess600.TheBGP
processcorrespondstotheASinwhichtherouterresides.TheclusterIDisconfiguredas88.This
exampleconfigurestheclusterIDwithtworoutereflectorclients(192.168.1.1,192.168.1.2).
XSR(config)#router bgp 600
XSR(config-router)#bgp cluster-id 88
XSR(config-router)#neighbor 192.168.1.1 remote-as 600
XSR(config-router)#neighbor 192.168.1.1 route-reflector-client
XSR(config-router)#neighbor 192.168.1.2 remote-as 600
XSR(config-router)#neighbor 192.168.1.2 route-reflector-client
bgp confederation identifier
ThiscommandsetsaBGPconfederationidentifierforaconfederationofASs.Aconfederation
identifierisavalidASnumberthatrepresentsaconfederationcomprisedoftwoormoreASs.A
confederationappearsasasingleAStoASsoutsideoftheconfederation.
cluster-id
TheclusteroftheXSRactingasaroutereflector.Validvaluesarecluster
identifiersofupto4bytes.Range:1to4294967295orA.B.C.D(IPaddress
format).