This is exactly what I thought had happened....The outage that affected you was one our two routers up-stream from your connection to that provider.
I am not trying to defend any Carrier, but there is no 'routing protocol' what will react to this kind of an issue..... Regards. Faisal Imtiaz Snappy Internet & Telecom 7266 SW 48 Street Miami, FL 33155 Tel: 305 663 5518 x 232 Help-desk: (305)663-5518 Option 2 or Email: supp...@snappytelecom.net ----- Original Message ----- > From: "Vlade Ristevski" <vrist...@ramapo.edu> > Cc: "nanog list" <nanog@nanog.org> > Sent: Friday, February 7, 2014 3:57:00 PM > Subject: Re: carrier comparison > > We don't get a default route from them. At the time of the outage my bgp > session was up and I had a full routing table from them. I didn't have > much time to troubleshoot it in that state since we were down so I had > to disable the session ASAP. Once the RFO comes in, I'll be asking a lot > more questions about it. My only experience with BGP is as a customer so > I'm not too familiar with the intricacies on the provider side. We had > an outage in the AM the same day and we failed over just fine. I'm very > curious why the same didn't happen in the evening. > > > > On 2/7/2014 3:03 PM, Bryan Socha wrote: > > Did you verify your problem was announcements on the other side of the > > outage? This sounds to me like you are using a bgp announced default > > route from cogent which is always sent. I think the problem was you > > were sending traffic out a path that was broken. Since you mentioned > > your outbound balancing this would explain some packet loss and not > > 100% loss. > > > > > > Bryan Socha > > Network Engineer > > DigitalOcean > > -- > Vlade Ristevski > Network Manager > IT Services > Ramapo College > (201)-684-6854 > > >