Cogent found the problem today. It took them 4 days to do a ‘show conf’ and see that an outbound access-list was applied to my interface by mistake during a ‘normal maintenance window at 8AM EST on Friday’
4 days of jumping through hoops to prove that the problem wasn’t on my network. grumble. -Matt -- Matthew S. Crocker President Crocker Communications, Inc. PO BOX 710 Greenfield, MA 01302-0710 E: matt...@crocker.com P: (413) 746-2760 F: (413) 746-3704 W: http://www.crocker.com On Dec 7, 2013, at 7:58 PM, Matthew Crocker <matt...@corp.crocker.com> wrote: > > On Dec 7, 2013, at 3:40 PM, Jason Canady <ja...@unlimitednet.us> wrote: > >> Unfortunately Cogent has a lot of peering issues. We use them in our >> network blend and we have been having lots of problems with traffic outbound >> to Comcast. It looks like from South Bend, Indiana on Cogent to Chicago / >> Level 3 we are getting a very tiny amount of packet loss and a higher than >> 'normal' latency of 35ms+. > > Yeah, I know they are always my secondary, never my primary >> >> Where are you connected to Cogent at? And what destination are you going to >> on Level 3? >> > > Boston (300 Bent) but I think they haul it to 1 Summer St > > A bunch of sites fail but www.cnn.com is one that comes to mind. > >> Best Regards, >> >> -- >> >> Jason Canady >> Unlimited Net, LLC >> Responsive, Reliable, Secure >> >> www.unlimitednet.us >> ja...@unlimitednet.us >> twitter: @unlimitednet >> >> On 12/7/13 3:14 PM, Matthew Crocker wrote: >>> Anyone seeing issues between Cogent & Level3 in NYC? >>> >>> I have Sprint & Cogent for bandwidth. Everything has been humming along >>> for a couple years just fine. Yesterday around 8:00AM my BGP session with >>> Cogent flapped. Now, when my Cogent BGP is up I get 100% packet loss in >>> level3 land. When Cogent BGP is down (i.e. I’m running solely on Sprint) >>> Everything is fine. >>> >>> I have an open ticket with Cogent. They say they have a ‘capacity issue’ >>> with level3 that has been escalated to executive levels. >>> >>> With Sprint & Cogent BGP UP >>> I see traceroutes showing traffic leaving me on Sprint but returning on >>> Cogent (and failing at level3). I’m guessing it is the level3/cogent border >>> >>> With Sprint UP & Cogent Down >>> I see trace routes showing traffic on to/from on Sprint just fine. >>> >>> >>> Anyone else having issues? >>> >>> -Matt >>> >>> -- >>> Matthew S. Crocker >>> President >>> Crocker Communications, Inc. >>> PO BOX 710 >>> Greenfield, MA 01302-0710 >>> >>> E: matt...@crocker.com >>> P: (413) 746-2760 >>> F: (413) 746-3704 >>> W: http://www.crocker.com >>> >>> >>> >>> >> >> >> >
