Anyone seeing hiccups on while traversing po2-20G.ar2.dca3 or po3-20G-ar1.mia2 I'm getting bucket loads of TTL exceeded errors:
From 67.16.142.209 icmp_seq=1177 Time to live exceeded From 67.16.142.209 icmp_seq=1181 Time to live exceeded From 67.16.142.209 icmp_seq=1184 Time to live exceeded 64 bytes from 8.20.18x.xxx: icmp_seq=1187 ttl=118 time=94.5 ms 64 bytes from 8.20.18x.xxx: icmp_seq=1188 ttl=118 time=91.5 ms 64 bytes from 8.20.18x.xxx: icmp_seq=1189 ttl=118 time=92.0 ms 64 bytes from 8.20.18x.xxx: icmp_seq=1190 ttl=118 time=91.0 ms
... 1259 packets transmitted, 1098 received, +34 errors, 12% packet loss, time 1259563ms rtt min/avg/max/mdev = 8.192/156.007/8703.504/684.907 ms, pipe 10 Whenever I cross a peering between the two (XO + Global) I am seeing nothing but errors. -- =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ J. Oquendo SGFA, SGFE, C|EH, CNDA, CHFI, OSCP, CPT, RWSP, GREM "It takes 20 years to build a reputation and five minutes to ruin it. If you think about that, you'll do things differently." - Warren Buffett 42B0 5A53 6505 6638 44BB 3943 2BF7 D83F 210A 95AF http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x2BF7D83F210A95AF
A traceroute would be more useful than ping in this situation, especially since the TTL is reaching 118 (!!!). Routing loop anyone? -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, US | | Making life hard for others since 1977. PGP 4BD6C0CB | On Tue, Jul 26, 2011 at 10:34:08AM -0400, J. Oquendo wrote:
Anyone seeing hiccups on while traversing po2-20G.ar2.dca3 or po3-20G-ar1.mia2 I'm getting bucket loads of TTL exceeded errors:
From 67.16.142.209 icmp_seq=1177 Time to live exceeded From 67.16.142.209 icmp_seq=1181 Time to live exceeded From 67.16.142.209 icmp_seq=1184 Time to live exceeded 64 bytes from 8.20.18x.xxx: icmp_seq=1187 ttl=118 time=94.5 ms 64 bytes from 8.20.18x.xxx: icmp_seq=1188 ttl=118 time=91.5 ms 64 bytes from 8.20.18x.xxx: icmp_seq=1189 ttl=118 time=92.0 ms 64 bytes from 8.20.18x.xxx: icmp_seq=1190 ttl=118 time=91.0 ms
...
1259 packets transmitted, 1098 received, +34 errors, 12% packet loss, time 1259563ms rtt min/avg/max/mdev = 8.192/156.007/8703.504/684.907 ms, pipe 10
Whenever I cross a peering between the two (XO + Global) I am seeing nothing but errors.
--
=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ J. Oquendo SGFA, SGFE, C|EH, CNDA, CHFI, OSCP, CPT, RWSP, GREM
"It takes 20 years to build a reputation and five minutes to ruin it. If you think about that, you'll do things differently." - Warren Buffett
42B0 5A53 6505 6638 44BB 3943 2BF7 D83F 210A 95AF http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x2BF7D83F210A95AF
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On 7/26/2011 10:56 AM, Jeremy Chadwick wrote:
A traceroute would be more useful than ping in this situation, especially since the TTL is reaching 118 (!!!). Routing loop anyone?
Mea culpa. Gave up swapped it to another carrier (Level3 + Global) Here are the tcptraceroutes though. All was fine minus any XO <-> Global interchanging 1 10.4.4.1 0.429 ms 0.208 ms 0.441 ms 2 * * * 3 xxx.xxx.50.208.in-addr.arpa (208.50.xxx.xxx) 0.892 ms 1.248 ms 1.445 ms 4 so-1-3-1.585.ar1.JFK1.gblx.net (208.48.236.105) 26.094 ms 7.754 ms 3.396 ms 5 po2-40G.ar4.LAX2.gblx.net (67.16.141.106) 272.340 ms 408.428 ms 213.929 ms 6 64.212.107.86 86.400 ms 91.754 ms 102.334 ms 7 207.88.14.217.ptr.us.xo.net (207.88.14.217) 98.406 ms 102.749 ms 108.363 ms 8 te0-5-4-0.rar3.denver-co.us.xo.net (207.88.12.85) 198.858 ms 187.735 ms 153.920 ms 9 te-4-1-0.rar3.chicago-il.us.xo.net (207.88.12.21) 160.243 ms 166.748 ms 157.301 ms 10 ae0d0.mcr2.cambridge-ma.us.xo.net (216.156.0.30) 147.353 ms 149.747 ms 213.827 ms 11 216.55.6.34 78.842 ms 79.318 ms 79.400 ms 12 8.20.18x.xxx [open] 79.334 ms 79.311 ms 88.861 ms 1 10.4.4.1 0.470 ms 0.304 ms 0.458 ms 2 * * * 3 xxx.xxx.50.208.in-addr.arpa (208.50.xxx.xxx) 1.417 ms 0.850 ms 1.339 ms 4 so-1-3-1.585.ar1.JFK1.gblx.net (208.48.236.105) 3.961 ms 3.777 ms 3.466 ms 5 po2-40G.ar4.LAX2.gblx.net (67.16.141.106) 113.414 ms 114.206 ms 114.273 ms 6 * * xo-1.ar2.MIA2.gblx.net (64.208.110.234) 84.169 ms 7 vb2000d1.rar3.miami-fl.us.xo.net (207.88.13.166) 93.217 ms 87.463 ms 87.703 ms 8 te-3-2-0.rar3.atlanta-ga.us.xo.net (207.88.12.5) 110.833 ms 118.756 ms 119.866 ms 9 te-11-0-0.rar3.washington-dc.us.xo.net (207.88.12.10) 129.374 ms 114.274 ms 113.421 ms 10 te-3-0-0.rar3.nyc-ny.us.xo.net (207.88.12.73) 114.339 ms 112.781 ms 111.387 ms 11 ae0d0.mcr1.cambridge-ma.us.xo.net (216.156.0.26) 109.319 ms 109.276 ms 108.853 ms 12 ae1d0.mcr2.cambridge-ma.us.xo.net (216.156.1.14) 108.874 ms 108.764 ms 108.872 ms 13 216.55.6.34 41.419 ms 41.825 ms 41.410 ms 14 8.20.18x.xxx [open] 41.420 ms 41.338 ms 42.700 ms 1 10.4.4.1 0.511 ms 0.269 ms 0.459 ms 2 * * * 3 xxx.xxx.50.208.in-addr.arpa (208.50.xxx.xxx) 1.315 ms 0.842 ms 1.949 ms 4 so-1-3-1.585.ar1.JFK1.gblx.net (208.48.236.105) 3.464 ms 3.280 ms 3.461 ms 5 * po5.ar2.DAL2.gblx.net (67.17.105.38) 69.282 ms 42.726 ms 6 64.212.107.86 73.376 ms * 67.667 ms 7 207.88.14.217.ptr.us.xo.net (207.88.14.217) 71.871 ms 70.278 ms 68.393 ms 8 te0-5-4-0.rar3.denver-co.us.xo.net (207.88.12.85) 157.331 ms 151.758 ms 150.367 ms 9 te-4-1-0.rar3.chicago-il.us.xo.net (207.88.12.21) 148.830 ms 155.745 ms 158.350 ms 10 ae0d0.mcr2.cambridge-ma.us.xo.net (216.156.0.30) 145.921 ms 145.745 ms 145.854 ms 11 216.55.6.34 77.404 ms 77.826 ms 77.347 ms 12 8.20.18x.xxx [open] 77.393 ms 77.310 ms 77.865 ms -- =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+ J. Oquendo SGFA, SGFE, C|EH, CNDA, CHFI, OSCP, CPT, RWSP, GREM "It takes 20 years to build a reputation and five minutes to ruin it. If you think about that, you'll do things differently." - Warren Buffett 42B0 5A53 6505 6638 44BB 3943 2BF7 D83F 210A 95AF http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x2BF7D83F210A95AF
participants (2)
-
J. Oquendo -
Jeremy Chadwick