nanog mailing list archives

Re: Cogent latency / congestion


From: Marshall Eubanks <tme () multicasttech com>
Date: Mon, 20 Aug 2007 15:31:18 -0400


Not seeing any Cogent problems in Tyson's Corner, Virginia

Regards
Marshall

On Aug 20, 2007, at 3:21 PM, Mike Tancsa wrote:



Does anyone have any details about the Cogent outage that started this morning (9am GMT-400) and is still continuing ? If its a fibre cut between Montville (NJ?) and Cleveland OH (http:// status.cogentco.com/) why is it so bad in Chicago and Albany locations ? Is there really that little excess capacity ?

My connection out of Toronto is pretty bad via Albany

3 g8-22.mpd01.yyz02.atlas.cogentco.com (38.104.158.77) 7.470 ms 6.754 ms 6.481 ms 4 v3493.mpd01.yyz01.atlas.cogentco.com (154.54.5.85) 6.981 ms 6.730 ms 6.984 ms 5 g2-0-0-3490.core01.yyz01.atlas.cogentco.com (154.54.5.73) 6.482 ms 7.175 ms 5.974 ms 6 p4-0.core01.alb02.atlas.cogentco.com (66.28.4.217) 105.954 ms 112.055 ms 111.426 ms 7 p6-0.core01.bos01.atlas.cogentco.com (154.54.7.42) 115.413 ms 117.090 ms 113.816 ms

and Bell's through Chicago is even worse

6  64.230.229.5 (64.230.229.5)  12.572 ms  36.983 ms  200.187 ms
 7  64.230.242.97 (64.230.242.97)  4.685 ms  5.439 ms  3.645 ms
 8  64.230.147.14 (64.230.147.14)  14.351 ms  15.344 ms  14.387 ms
 9  206.108.103.142 (206.108.103.142)  14.374 ms  14.280 ms  14.255 ms
10 p13-0.core01.ord01.atlas.cogentco.com (154.54.11.29) 156.616 ms * 142.150 ms 11 te3-1.mpd01.ord01.atlas.cogentco.com (154.54.1.206) 135.199 ms 138.900 ms * 12 t2-4.mpd01.mci01.atlas.cogentco.com (154.54.2.233) 152.292 ms 149.956 ms 148.095 ms 13 t4-2.mpd01.iah01.atlas.cogentco.com (154.54.5.221) 149.047 ms 150.556 ms 151.232 ms

        ---Mike


--------------------------------------------------------------------
Mike Tancsa,                                      tel +1 519 651 3400
Sentex Communications,                            mike () sentex net
Providing Internet since 1994                    www.sentex.net
Cambridge, Ontario Canada                         www.sentex.net/mike



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