AT&T Trouble

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1

Anyone know why?

-Ian

bash-2.04$ traceroute -I www.google.com
traceroute to www.google.com (216.239.33.101), 30 hops max, 40 byte
packets
1 CYH-A100-VL10.GW.CMU.NET (128.2.10.254) 0.765 ms 0.435 ms 0.422 ms
2 HYPER-VL255.GW.CMU.NET (128.2.255.7) 0.462 ms 0.466 ms 0.461 ms
3 bar-cmu-g4-0-0-0.psc.net (192.88.115.181) 0.343 ms 0.318 ms 0.315
ms
4 nss5-foo.psc.net (192.88.115.3) 4.522 ms 4.253 ms 5.003 ms
5 12.124.235.73 (12.124.235.73) 15.778 ms 14.019 ms 12.569 ms
6 gbr2-p70.wswdc.ip.att.net (12.123.9.46) 13.540 ms 13.694 ms 13.477
ms
7 12.122.11.161 (12.122.11.161) 31.691 ms 15.734 ms 16.668 ms
8 * * *

2

bash-2.04$ traceroute -I www.google.com
traceroute to www.google.com (216.239.33.101), 30 hops max, 40 byte
packets
1 CYH-A100-VL10.GW.CMU.NET (128.2.10.254) 0.765 ms 0.435 ms 0.422 ms
2 HYPER-VL255.GW.CMU.NET (128.2.255.7) 0.462 ms 0.466 ms 0.461 ms
3 bar-cmu-g4-0-0-0.psc.net (192.88.115.181) 0.343 ms 0.318 ms 0.315
ms
4 nss5-foo.psc.net (192.88.115.3) 4.522 ms 4.253 ms 5.003 ms
5 12.124.235.73 (12.124.235.73) 15.778 ms 14.019 ms 12.569 ms
6 gbr2-p70.wswdc.ip.att.net (12.123.9.46) 13.540 ms 13.694 ms 13.477
ms
7 12.122.11.161 (12.122.11.161) 31.691 ms 15.734 ms 16.668 ms
8 * * *

s# ipsrvtrace www.google.com
1 147.28.0.1 147.28.0.1 0.449 0.418 0.469
2 12.124.162.69 12.124.162.69 15.386 15.690 15.994
3 gbr2-p55.st6wa.ip.att.net 12.123.44.86 4.707 4.992 5.299
4 gbr3-p80.st6wa.ip.att.net 12.122.5.165 41.045 41.313 41.619
5 gbr4-p10.sffca.ip.att.net 12.122.2.61 19.966 20.249 20.553
6 ggr1-p370.sffca.ip.att.net 12.123.13.69 27.782 28.072 28.393
7 above-att-2.sjc2.above.net 208.184.232.153 26.739 27.048 27.510
8 core2-sjc2-oc48.sjc3.above.net 208.184.233.50 42.689 43.016 43.523
9 main1colo56-core2-oc48.sjc3.above.net 208.185.175.198 39.220 39.479 39.945
10 - - * * *
11 - - * * *
12 www.google.com 216.239.35.100 26.910 27.409 *

3

AT&T master ticket 74372, they think they have a peering issue...

It was effecting our datacenter connectivity between Texas and London.

traceroute to 212.100.224.13 (212.100.224.13), 30 hops max, 38 byte packets
1 aggr1.rackspace.com (64.39.30.130) 0.646 ms 0.532 ms 0.493 ms
2 ge4-0.edge2.sat.rackspace.com (64.39.2.38) 0.642 ms 0.483 ms 0.434 ms
3 12.124.219.57 (12.124.219.57) 2.088 ms 1.978 ms 1.927 ms
4 gbr1-p70.auttx.ip.att.net (12.123.133.22) 2.150 ms 2.005 ms 1.990 ms
5 gbr4-p10.dlstx.ip.att.net (12.122.2.109) 5.857 ms 5.864 ms 5.793 ms
6 gbr3-p60.dlstx.ip.att.net (12.122.1.137) 5.990 ms 6.150 ms 5.791 ms
7 gbr4-p40.attga.ip.att.net (12.122.3.38) 19.668 ms 19.610 ms 19.619 ms
8 gbr4-p30.wswdc.ip.att.net (12.122.2.226) 33.095 ms 32.993 ms 32.970 ms

9 * * *
10 * * *
11 * * *

4

Sorry the ticket number was 743372

Tom Sands wrote: