Hi all I can see that on a spoke site the bgp next-hop command is a nice way of routing the traffic to the TE tunnel that is pointed to the hub site.
Now I guess that on the hub site I would have to use a route-map to direct each spoke site to the corrent TE tunnel, or am I missing the point? Regards MKS On Thu, Jun 10, 2010 at 6:28 AM, Arie Vayner (avayner) <[email protected]> wrote: > Marko, > > I agree it can be done, but at least in my head, the egress option is more > scalable... > You can have a specific RT allocated to "premium" VRFs, which would be only > exported, and never imported in any VRF. > > Then you implement 2 loopbacks on each PE, and when the PE advertises the > routes, it changes the NH to be a different loopback for all the premium > VRFs, using a single route-map clause. > > Of course this all goes away with the bgp next-hop command. > > Arie > > -----Original Message----- > From: Marko Milivojevic [mailto:[email protected]] > Sent: Wednesday, June 09, 2010 21:43 > To: Arie Vayner (avayner) > Cc: MKS; [email protected] > Subject: Re: [c-nsp] L3VPN over RSVP > > On Wed, Jun 9, 2010 at 18:20, Arie Vayner (avayner) <[email protected]> wrote: >> In older releases, where this command is not available you can apply a >> route-map on the output direction of the BGP session to the RR, match >> the RT of the VRF, and set a different next-hop. It would do the same as >> above but without the custom made command. > > It can be done in the inbound direction, too. Couple of weeks ago I > wrote a blog article that tweaks next-hop of the incoming VPNv4 update > as a workaround for broken LSP. The same solution can be used to force > the traffic via TE tunnel. Here is the link: > > http://blog.ipexpert.com/2010/05/31/next-hop-in-mpls-vpns/ > > -- > Marko Milivojevic - CCIE #18427 > Senior Technical Instructor - IPexpert > > YES! We include 400 hours of REAL rack > time with our Blended Learning Solution! > > Mailto: [email protected] > Telephone: +1.810.326.1444 > Fax: +1.810.454.0130 > Web: http://www.ipexpert.com/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
