If you are peering with loopbacks (ebgp) you need to do multihop and configure static routes on pointing to the loopbacks
Aaron On Nov 15, 2007 12:38 PM, omar parihuana <[EMAIL PROTECTED]> wrote: > Hi, > > mmmh maybe I'm wrong but the BGP session between CE-PE only can be eBGP and > is necessary one peer directly connected... for iBGP is possible to use > loopbacks, etc, etc... > > Rgds. > > > > > On 11/15/07, Adam Greene <[EMAIL PROTECTED]> wrote: > > > > Lots of o's in that subject line ... > > > > I'm trying to set up a BGP session over a PPPoEoA DSL line. This is in the > > context of setting up redundant DSL lines to a single provider router. I > > control both ends (PE and CE). PE is 7200 NPE 200, IOS 12.3(15b). CE is > > 1841, IOS 12.4(17). > > > > I can't establish the BGP session. Both sides are in active state, but > > won't go further. > > > > The PE ATM interface is configured as IP unnumbered pointing to Loopback > > 0. The CE BGP neighbor thus points to the PE Loopback IP address. The PE BGP > > neighbor points to the IP address assigned to the CE Dialer (a /32 from the > > /23 block on the PE Loopback). > > > > I saw that the CE was reporting that the external BGP neighbor is not > > directly connected, so I issued "neighbor A.B.C.D disable-connected-check" > > to no avail. > > > > I tried specifying the update-source interface on both ends (loopback 0 on > > PE, Dialer1 on CE) again to no avail. > > > > I'm wondering if I have to do something at the neighbor A.B.C.D transport > > level, like disabling path-mtu-discovery (this is a wild shot in the dark). > > > > Has anyone else successfully established BGP over PPPoEoA before? > > > > If this doesn't work, I'll set up redundancy by tracking objects ... but > > that will involve an upgrade of the PE IOS. > > > > Thanks, > > Adam > > > > > > > > > > > > > > > > _______________________________________________ > > cisco-nsp mailing list [email protected] > > https://puck.nether.net/mailman/listinfo/cisco-nsp > > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > > > > > -- > Omar E.P.T > ----------------- > Certified Networking Professionals make better Connections! > _______________________________________________ > 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/
