[176534] in North American Network Operators' Group
Comcast IPv6 issues..?
daemon@ATHENA.MIT.EDU (Stephen Frost)
Wed Dec 3 15:12:52 2014
X-Original-To: nanog@nanog.org
Date: Wed, 3 Dec 2014 15:12:44 -0500
From: Stephen Frost <sfrost@snowman.net>
To: nanog@nanog.org
Errors-To: nanog-bounces@nanog.org
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Hey all,
Getting delays and seeing some pretty funky routes inside Comcast.
All traces start from Ashburn, VA (2001:4830:167b::) and go to
Chicago, IL (2610:150:4b0f::).
Coming from Occaid/SIXXS (over a tunnel) through HE.net and have seen:
Ashburn -> San Jose -> New York -> Chicago
-----
3 sixxs-asbnva-gw.customer.occaid.net (2001:4830:e6:7::2) 9.955 ms 10.5=
83 ms 10.17 ms
4 iad0-b0-ge2.hotnic.net (2001:4810:0:100::1) 9.726 ms 11.004 ms 9.956=
ms
5 10gigabitethernet2-2.core1.ash1.he.net (2001:504:0:2::6939:1) 10.069 m=
s 10.674 ms 12.465 ms
6 2001:559::db5 (2001:559::db5) 94.83 ms 95.593 ms 94.768 ms
7 pos-2-2-0-0-cr01.sanjose.ca.ibone.comcast.net (2001:558:0:f58d::1) 96.=
779 ms 99.591 ms 94.964 ms
8 he-0-7-0-0-cr01.newyork.ny.ibone.comcast.net (2001:558:0:f5ba::2) 89.9=
69 ms 91.143 ms 92.507 ms
9 he-0-11-0-0-cr01.350ecermak.il.ibone.comcast.net (2001:558:0:f5b8::2) =
97.411 ms 88.731 ms 87.457 ms
10 he-0-10-0-0-pe04.350ecermak.il.ibone.comcast.net (2001:558:0:f8cc::2) =
87.444 ms 88.756 ms 87.505 ms
11 2001:550:2:2::32:2 (2001:550:2:2::32:2) 89.812 ms 88.774 ms 87.558 ms
-----
Ashburn -> New York (but with lots of latency..) -> Chicago
-----
3 sixxs-asbnva-gw.customer.occaid.net (2001:4830:e6:7::2) 9.549 ms 10.6=
52 ms 10.107 ms
4 iad0-b0-ge2.hotnic.net (2001:4810:0:100::1) 9.975 ms 11.044 ms 10.00=
9 ms
5 10gigabitethernet2-2.core1.ash1.he.net (2001:504:0:2::6939:1) 17.423 m=
s 11.05 ms 12.27 ms
6 2001:559::db5 (2001:559::db5) 95.197 ms 95.968 ms 94.793 ms
7 he-2-6-0-0-cr01.ashburn.va.ibone.comcast.net (2001:558:0:f8d2::1) 105.=
158 ms 101.428 ms 94.993 ms
8 he-0-7-0-0-cr01.newyork.ny.ibone.comcast.net (2001:558:0:f5ba::2) 89.7=
35 ms 90.266 ms 92.577 ms
9 he-0-11-0-0-cr01.350ecermak.il.ibone.comcast.net (2001:558:0:f5b8::2) =
89.813 ms 92.963 ms 92.383 ms
10 he-0-10-0-0-pe04.350ecermak.il.ibone.comcast.net (2001:558:0:f8cc::2) =
87.401 ms 88.15 ms 87.085 ms
11 2001:550:2:2::32:2 (2001:550:2:2::32:2) 122.387 ms 124.288 ms 122.40=
9 ms
-----
Ashburn -> Chicago -> New York -> Chicago
-----
3 sixxs-asbnva-gw.customer.occaid.net (2001:4830:e6:7::2) 9.926 ms 10.1=
83 ms 9.978 ms
4 iad0-b0-ge2.hotnic.net (2001:4810:0:100::1) 9.961 ms 11.37 ms 9.973 =
ms
5 10gigabitethernet2-2.core1.ash1.he.net (2001:504:0:2::6939:1) 9.95 ms =
18.258 ms 9.951 ms
6 2001:559::db5 (2001:559::db5) 94.959 ms 96.413 ms 95.001 ms
7 he-1-10-0-0-cr01.chicago.il.ibone.comcast.net (2001:558:0:f552::1) 92.=
457 ms 92.964 ms 89.965 ms
8 he-0-7-0-0-cr01.newyork.ny.ibone.comcast.net (2001:558:0:f5ba::2) 89.7=
89 ms 91.291 ms 97.333 ms
9 he-0-11-0-0-cr01.350ecermak.il.ibone.comcast.net (2001:558:0:f5b8::2) =
87.518 ms 95.961 ms 87.506 ms =20
10 he-0-10-0-0-pe04.350ecermak.il.ibone.comcast.net (2001:558:0:f8cc::2) =
87.406 ms 86.414 ms 87.425 ms =20
11 2001:550:2:2::32:2 (2001:550:2:2::32:2) 87.517 ms 86.589 ms 87.506 ms
-----
Thoughts?
Thanks,
Stephen
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