[outages] Charter <-> Cogent issues @ Chicago?

[Chris Wopat]

>
> Anyone seeing issues between Charter and Cogent in the Chicago area? I've narrowed a severe packet loss issue down to a  handoff there using multiple route servers and looking glasses.
>
> traceroute to 68.115.40.226 (68.115.40.226), 30 hops max, 60 byte packets
> 1  vl3.mag02.dfw01.atlas.cogentco.com (66.250.250.81)  32.175 ms  32.237 ms
> 2  te0-2-0-0.ccr21.dfw01.atlas.cogentco.com (154.54.46.173)  0.612 ms  0.620 ms
> 3  te0-3-0-0.mpd22.mci01.atlas.cogentco.com (154.54.25.206)  10.548 ms te0-3-0-6.mpd21.mci01.atlas.cogentco.com (154.54.46.197)  10.596 ms
> 4  te0-3-0-2.mpd21.ord01.atlas.cogentco.com (154.54.7.137)  22.827 ms te0-1-0-0.ccr21.mci01.atlas.cogentco.com (154.54.29.230)  10.620 ms
> 5  te0-2-0-0.ccr21.ord01.atlas.cogentco.com (154.54.25.177)  22.731 ms te0-1-0-0.ccr22.ord01.atlas.cogentco.com (154.54.6.178)  22.627 ms
> 6  38.122.180.26 (38.122.180.26)  22.933 ms  22.960 ms
> 7  bbr01chcgil-bue-6.chcg.il.charter.com (96.34.0.66)  31.500 ms *
> 8  bbr02euclwi-bue-1.eucl.wi.charter.com (96.34.0.8)  36.465 ms *
> 9  crr02euclwi-tge-0-2-0-6.eucl.wi.charter.com (96.34.2.147)  33.725 ms *
> 10  * crr01euclwi-tge-0-1-0-2.eucl.wi.charter.com (96.34.16.6)  31.081 ms
> 11  crr01onlswi-tge-0-1-0-0.onls.wi.charter.com (96.34.17.207)  34.721 ms *
> 12  dtr01onlswi-tge-0-4-1-3.onls.wi.charter.com (96.34.19.167)  33.614 ms *
> 13  * cts02onlswi-tge-1-0-0.onls.wi.charter.com (96.34.22.47)  33.114 ms
> 14  10.134.188.87 (10.134.188.87)  38.558 ms  38.421 ms
> 15  *

We peer with charter and also see issues. They just sent us this:

========================
Issue Description / Summary : Problems in the WI / MN / MI area
reaching certain sites on the internet. Charter Communications has
opened a ticket with upstream provider to investigate routing issues.

Start Date & Time: 1:00 PM ET
Parent Ticket Number: 4275241
Type of Outage and Severity Level: Degraded
No ETR available
========================

--Chris