Duh, thanks for straightening out my twisted brain. That's what happens i guess when the reading gets too close to the pages that we miss to see the book. Thanks John. Elmer
----- Original Message ----- From: "John Neiberger" To: Sent: Wednesday, February 06, 2002 1:12 PM Subject: Re: BGP Path Selection [7:34652] > If RtrB is an iBGP peer of RtrA, it will never advertise a route to RtrA > that it learned from RtrA or any other iBGP peer. > > HTH, > John > > >>> "Cebuano" 2/6/02 10:38:01 AM >>> > As per CCO: > BGP selects only one path as the best path. When the path is selected, > BGP > puts the selected path in its routing table and propagates the path to > its > neighbors. > But... > Step 3 - prefer the path with the largest local preference. > Step 4 - If the local preferences are the same, prefer the path that > was > originated by BGP running on this router. > > So if RtrA originated 10.0.0.0, it advertises this to its IBGP peer > RtrB with > a default Local Preference = 100, now if RtrB is configured with a > route-map > that > sets this incoming update's Local Preference to 250, this would result > in > RtrA > installing in its route table "to get to 10.0.0.0 prefer taking the > path that > goes to RtrB"? So now RtrA propagates this info to RtrB? > Please help make some sense of this. Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=34673&t=34652 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
