Yes, it is commonplace for service providers to run iBGP. The uncommon thing Kevin was eluding to was redistributing BGP into your IGP. That's a no no. :)
-Vinny > -----Original Message----- > From: [email protected] [mailto:cisco-nsp- > [email protected]] On Behalf Of Brad Hedlund > Sent: Thursday, May 21, 2009 5:16 PM > To: Kevin Hodle; [email protected] > Subject: Re: [c-nsp] ebgp load balancing using maxiumu-paths TCAM > impact on Sup720-3BXL? > > > Interesting, I thought it was common for service providers to run iBGP. > At any rate, yes, Enterprise customers typically do not have iBGP > running > through their core, just at the Internet and WAN edges, which by the > way > happens to be the perfect places to run PfR :-) > > Cheers, > > Brad Hedlund > [email protected] > http://www.internetworkexpert.org > > > On 5/21/09 3:04 PM, "Kevin Hodle" <[email protected]> wrote: > > > Yes - that will be a fine solution for your redundant multi-vendor > > backbone... er, wait. Sorry, forgot what list I was on :P Also, I had > > a look at this, and in the QA section, I got a good laugh from this > > portion: > > > > Q. How do I deploy Cisco PfR in networks not running internal BGP > > (iBGP) within the enterprise? > > A. To synchronize routing within the enterprise and take advantage of > > new optimal Cisco PfR routes, route redistribution into the local > > Interior Gateway Protocol (IGP; for example, EIGRP, OSPF, or RIP) > > needs to occur. Static routes injected by Cisco PfR are tagged by an > > identifier that can be specifically redistributed. On the other hand, > > BGP routes are usually not redistributed into IGP. > > > > BEST IDEA EVAR! > > > > (Sorry - but this just wouldn't fly in a service provider > environment) > > > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
