nanog mailing list archives
Re: Cogent peering issues with Sprint
From: Marshall Eubanks <tme () multicasttech com>
Date: Wed, 10 Oct 2007 11:00:13 -0400
On Oct 10, 2007, at 10:38 AM, CARL.P.HIRSCH () sargentlundy com wrote:
Cogent is experiencing two problems right now. Their automated message reports that they have a backbone problem causing latency, but they also seem to be experiencing peering problems with Sprint.
Are you sure that this is not in Sprint, or even Duke Energy ?I can't ping to 192.234.122.137 from either home or work, and I don't see any signs of Cogent problems
from Tyco Road / Tysons Corner. Regards Marshall From Cogent in Tysons Corner, Virginia : Type escape sequence to abort. Tracing the route to www.duke-energy.com (192.234.122.137)1 g0-7.na21.b002176-1.dca01.atlas.cogentco.com (38.99.206.153) 0 msec 0 msec 0 msec 2 g2-1-3587.core01.dca01.atlas.cogentco.com (38.20.32.13) [AS 174] 4 msec 0 msec 4 msec 3 t3-1.ccr02.dca01.atlas.cogentco.com (154.54.3.158) [AS 174] 0 msec 0 msec 0 msec 4 t4-1.mpd01.dca02.atlas.cogentco.com (154.54.2.182) [AS 174] 4 msec 0 msec 4 msec 5 t2-2.mpd01.iad01.atlas.cogentco.com (154.54.1.78) [AS 174] 0 msec 4 msec 0 msec 6 g14-0-0.core01.iad01.atlas.cogentco.com (154.54.5.57) [AS 174] 4 msec 0 msec 4 msec 7 sprint.iad01.atlas.cogentco.com (154.54.13.62) [AS 174] 0 msec 0 msec 4 msec 8 sl-bb20-dc-8-0-0.sprintlink.net (144.232.9.120) [AS 1239] 0 msec 4 msec 4 msec 9 sl-gw21-dc-14-0.sprintlink.net (144.232.15.7) [AS 1239] 0 msec 0 msec 0 msec 10 sl-dukenergy-57200-0.sprintlink.net (144.228.23.170) [AS 1239] 12 msec 8 msec 12 msec
11 * * * 12 * * * 13 * * * 14 * * * 15 * * * 16 * * * 17 * * * 18 * * * 19 * * * 20 * * * 21 * * * 22 * * * 23 * * * 24 * * * 25 * * * 26 * * * 27 * * * 28 * * * 29 * * * 30 * * * From Cox Cable in Clifton, Virginia [TME-Laptop-2:~] tme% traceroute www.duke-energy.comtraceroute to www.duke-energy.com (192.234.122.137), 64 hops max, 40 byte packets
1 * * *2 ip70-179-104-1.dc.dc.cox.net (70.179.104.1) 12.776 ms 11.714 ms 11.778 ms 3 ip72-196-255-137.dc.dc.cox.net (72.196.255.137) 12.472 ms 10.686 ms 11.940 ms 4 mrfddsrj01-ge110.rd.dc.cox.net (68.100.0.161) 13.513 ms 13.235 ms 11.577 ms 5 xe-9-2-0.edge1.washington1.level3.net (4.79.228.61) 12.426 ms 12.197 ms 11.816 ms 6 ae-24-79.car4.washington1.level3.net (4.68.17.70) 13.260 ms ae-34-89.car4.washington1.level3.net (4.68.17.134) 12.958 ms ae-24-79.car4.washington1.level3.net (4.68.17.70) 13.032 ms 7 sprint-level3-te.washington1.level3.net (4.68.111.170) 14.570 ms 12.670 ms 13.926 ms 8 sl-bb20-dc-8-0-0.sprintlink.net (144.232.9.120) 16.061 ms 13.807 ms 13.416 ms 9 sl-gw21-dc-14-0.sprintlink.net (144.232.15.7) 14.193 ms 15.085 ms 13.761 ms 10 sl-dukenergy-57200-0.sprintlink.net (144.228.23.170) 25.361 ms 22.298 ms 22.464 ms
11 * * * 12 * * * 13 * * * 14 * * * 15 * * * 16 * * * 17 * * * 18 * * * 19 * * *
Output over Cogent: sarglund-cogent>traceroute www.duke-energy.com Translating "www.duke-energy.com"...domain server (66.28.0.45) [OK] Type escape sequence to abort. Tracing the route to www.duke-energy.com (192.234.122.137)1 g0-2.na01.b000629-0.ord01.atlas.cogentco.com (38.112.0.193) [AS 174] 0 msec 0 msec 0 msec 2 g1-0.core01.ord01.atlas.cogentco.com (66.28.6.73) [AS 174] 0 msec 0 msec 0 msec 3 t4-1.mpd01.ord01.atlas.cogentco.com (154.54.1.98) [AS 174] 4 msec 0 msec 0 msec 4 v3488.mpd01.ord03.atlas.cogentco.com (154.54.5.26) [AS 174] 0 msec 0 msec 0msec 5 g6-0-0-3492.core01.ord03.atlas.cogentco.com (154.54.3.241) [AS 174] 0 msec 0 msec 0 msec 6 sprint.ord03.atlas.cogentco.com (154.54.13.46) [AS 174] 0 msec 4 msec 0 msec 7 sl-bb20-chi-4-0.sprintlink.net (144.232.8.218) [AS 174] 0 msec 0 msec 0 msec 8 sl-bb21-chi-15-0.sprintlink.net (144.232.26.2) [AS 174] 4 msec 4 msec 0 msec 9 sl-bb25-chi-13-0.sprintlink.net (144.232.26.90) [AS 174] 0 msec 0 msec 0 msec10 * * * 11 * * * 12 * * * 13 * * * 14 * * sarglund-cogent> vs. Output over Verizon: sarglund-gw>traceroute www.duke-energy.com Translating "www.duke-energy.com"...domain server (198.6.1.2) [OK] Type escape sequence to abort. Tracing the route to www.duke-energy.com (192.234.122.137)1 500.Serial4-10.GW1.CHI2.ALTER.NET (157.130.165.213) [AS 701] 8 msec 0 msec 4msec 2 0.so-0-0-0.XT1.CHI2.ALTER.NET (152.63.64.130) [AS 701] 4 msec 0 msec 0 msec 3 0.so-7-0-0.XL1.CHI13.ALTER.NET (152.63.64.206) [AS 701] 4 msec 16 msec 4 msec 4 0.so-6-0-0.BR2.CHI13.ALTER.NET (152.63.73.25) [AS 701] 4 msec 0 msec 44 msec 5 sl-st21-chi-3-0-0.sprintlink.net (144.232.18.141) [AS 701] 32 msec 12 msec 12 msec 6 sl-crs2-chi-0-1-0-0.sprintlink.net (144.232.18.154) [AS 701] 8 msec 16 msec 20 msec 7 sl-bb25-chi-8-0.sprintlink.net (144.232.26.113) [AS 701] 12 msec 28 msec 12 msec 8 sl-bb26-rly-10-0.sprintlink.net (144.232.20.88) [AS 701] 116 msec 216 msec * 9 sl-bb21-dc-12-0-0.sprintlink.net (144.232.9.212) [AS 701] 24 msec 32 msec 36 msec 10 sl-gw21-dc-15-0.sprintlink.net (144.232.15.9) [AS 701] 32 msec 28 msec 24 msec 11 sl-dukenergy-57200-0.sprintlink.net (144.228.23.170) [AS 701] 40 msec 36 msec 40 msecsarglund-gw> enjoy, -carl
Current thread:
- Cogent peering issues with Sprint CARL . P . HIRSCH (Oct 10)
- Re: Cogent peering issues with Sprint Basil Kruglov (Oct 10)
- Re: Cogent peering issues with Sprint Marshall Eubanks (Oct 10)
- Re: Cogent peering issues with Sprint Marshall Eubanks (Oct 10)
- Re: Cogent peering issues with Sprint Basil Kruglov (Oct 10)
- Re: Cogent peering issues with Sprint CARL . P . HIRSCH (Oct 10)
- Re: Cogent peering issues with Sprint Basil Kruglov (Oct 10)
- Re: Cogent peering issues with Sprint Ross Vandegrift (Oct 10)
- RE: Cogent peering issues with Sprint Gregory Boehnlein (Oct 10)
- Re: Cogent peering issues with Sprint Dave Pooser (Oct 10)
- Re: Cogent peering issues with Sprint Dave Pooser (Oct 10)
- Re: Cogent peering issues with Sprint Basil Kruglov (Oct 10)