On 1/15/11 8:51 PM, Graham Wooden wrote: > Not to budge in here ... but I have always been curious of this type of > setup, as in all my past BGP deployments its always been that all edges > belong in the same ibgp peering group. > > Ryan, does the other edge(s) get confused when they see their same AS number > in the path upon route determination from traffic sourced from another edge?
you just need to defeat loop detection, which you can do on most any router. on junos it's nr_loops 2 > Or are you doing some sort of BGP Confederation? > > I am progressing down the path (no pun intended) of deploying another edge > in another location from which that 'remote' location will have it's own > subnets to announce. But if I have a requirement not necessary having to > announce the other subnets, I don't need to an expensive L2 back-haul > between the two and do what is discussed here, no? > > -graham > > > > On 1/15/11 12:34 PM, "Ryan Finnesey" <ryan.finne...@harrierinvestments.com> > wrote: > >> We are doing this now and it is working well >> >> -----Original Message----- >> From: Harris Hui [mailto:harris....@gmail.com] >> Sent: Friday, January 14, 2011 4:59 AM >> To: nanog@nanog.org >> Subject: Single AS Number for multiple prefixes in different country >> >> Hi, >> >> We have an AS Number AS2XXXX and have 2 /24 subnets belongs to this AS >> Number. It is using in US and peering with US Service Providers now. >> >> We are going to deploy another site in Asia, can we use the same AS >> Number AS2XXXX and have 2 other /24 subnets and peering with other Asia >> Service Providers? >> >> Will it affect the routing or BGP Path of our existing subnets in US? >> >> Please advise. >> >> Thanks >> Harris :-) >> > > >
