Thought I would add this one:
We Love Oranges As Oranges Mean Pure Refreshment 1. Weight 2. Local Preference 3. Originate 4. AS 5. Origin (IGP/EGP/i=incomplete) 6. MED (lowest) 7. Paths (External paths over Internal) 8. Router ID Thank you, Chris -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Jay McMickle Sent: Tuesday, May 01, 2012 9:36 PM To: Bal Birdy Cc: [email protected]; Fulvio allegretti Subject: Re: [OSL | CCIE_RS] iBgp vs eBgp path selection Great question! Here's the top 8 (it's all I can recall)- We Like Never See Ladies Making Eggs Lately (sorry, it's the only way I could remember)- BGP pecking order: Weight Local-Pref Network statement or Aggregate Shortest AS Path Lowest Orig type (prefer eBGP) MED eBGP over iBGP Lowest IGP metric Regards, Jay McMickle- CCNP,CCSP,CCDP Sent from iJay On May 1, 2012, at 3:52 PM, Bal Birdy <[email protected]<mailto:[email protected]>> wrote: > BGP Path decision process shows that weight is higher in the path > selection to the decision that says ebgp is preferred over ibgp. > > BGP is a tricky beast where the AD isn't chosen first, it's not a > traditional routing protocol more a path selection. Somebody correct > me if I'm wrong as I have my written exam soon and I'll have to go > back to the books !!!! > > B > > On Wed, May 2, 2012 at 7:11 AM, Fulvio allegretti > <[email protected]<mailto:[email protected]>>wrote: > >> >> Hi all, >> Doing lab 9 Volume 2 - Task 4.4, configure R6 such that if it learned >> the same route via eBGP, it would still prefer the same route it has >> from R2 (iBGP). For my little brain this was very clearly to do with >> distance, eBGP >> 20 - iBGP 200, change the distance for the eBGP peers the task refers >> to and job done. The solution suggests adjusting weight which has >> left me a bit confused, what do you think? I though that admin >> distance would be looked at before the path selection algorithm Using >> the same logic, why does step 7 of the algorithm uses eBGP and iBGP? >> Again, adming distance is different, so we shouldn't even start the >> path selection alogrithm. Unless the distance was changed manually I suppose. >> Fulvio >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, >> please visit www.ipexpert.com<http://www.ipexpert.com> >> >> Are you a CCNP or CCIE and looking for a job? Check out >> www.PlatinumPlacement.com<http://www.PlatinumPlacement.com> >> >> http://onlinestudylist.com/mailman/listinfo/ccie_rs >> > _______________________________________________ > For more information regarding industry leading CCIE Lab training, > please visit www.ipexpert.com<http://www.ipexpert.com> > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com<http://www.PlatinumPlacement.com> > > http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com<http://www.ipexpert.com> Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com<http://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
