my understanding is that the RD is local to the router and as such can vary for the same VPN on 2 different routers.The RT is carried with the route like a tag to identify the routing table/vrf in which it goes. Regards, Mo On Wed, Aug 15, 2012 at 7:55 AM, Keller Giacomarro <[email protected]>wrote:
> Without the RT, how would MP-BGP know which VRF to assign a VPN label to? > > Keller Giacomarro > [email protected] > > > On Tue, Aug 14, 2012 at 10:09 PM, Karan Sagar <[email protected]> wrote: > > Hi Everyone > > > > I'm finding it difficult to understand the role of Route target and VPN > labels. > > > > Between the PE Routers there is a MP-BGP Session . The MP-BGP protocal > > carries the Route Distinguisher to uniquely identify routes in the > > MBGP route table > > and Route Targets Extended Communtiy are used to determine which > > interface to forward packets to based on the import and export > > targets. > > When there is a neighbor relationship between the CE and PE, Vpn > > labels are also sent across the PE. The PE router forwards the packet > > out an interface based on the VPN label. > > > > Is the RT required when the VPN label is used to forward packets ? > > > > Thanks, > > Karan > > _______________________________________________ > > For more information regarding industry leading CCIE Lab training, > please visit www.ipexpert.com > > > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs > _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
