Sprint/Cogent Peering Issue?

Fri Sep 19 10:02:37 UTC 2008

No apparent problems from Cogent in Northern Virginia :

  tme$ traceroute ops1.scc.rnmd.net
traceroute to ops1.scc.rnmd.net (208.91.188.136), 64 hops max, 40 byte  
packets
  1  dmz-mct2 (63.105.122.1)  0.754 ms  0.278 ms  0.485 ms
  2  gi0-7.na21.b002176-1.dca01.atlas.cogentco.com (38.99.206.153)   
0.741 ms  0.612 ms  0.753 ms
  3  gi2-1.3587.core01.dca01.atlas.cogentco.com (38.20.32.13)  14.444  
ms  0.756 ms  0.728 ms
  4  te3-1.ccr02.dca01.atlas.cogentco.com (154.54.3.158)  0.980 ms   
1.067 ms  0.978 ms
  5  vl3493.mpd01.dca02.atlas.cogentco.com (154.54.7.230)  46.711 ms  
te4-1.mpd01.dca02.atlas.cogentco.com (154.54.2.182)  2.400 ms  
te7-3.mpd01.dca02.atlas.cogentco.com (154.54.6.26)  1.863 ms
  6  vl3494.mpd01.iad01.atlas.cogentco.com (154.54.5.42)  1.935 ms  
vl3496.mpd01.iad01.atlas.cogentco.com (154.54.5.46)  1.968 ms  
vl3497.mpd01.iad01.atlas.cogentco.com (154.54.5.66)  1.618 ms
  7  gi9-0-0.core01.iad01.atlas.cogentco.com (154.54.3.221)  1.578 ms  
gi14-0-0.core01.iad01.atlas.cogentco.com (154.54.5.57)  1.840 ms  
gi2-0-0.core01.iad01.atlas.cogentco.com (154.54.5.33)  1.788 ms
  8  sprint.iad01.atlas.cogentco.com (154.54.13.62)  1.657 ms  1.693  
ms  1.713 ms
  9  sl-crs1-rly-0-4-5-0.sprintlink.net (144.232.20.154)  3.725 ms   
3.597 ms  3.724 ms
10  sl-crs2-sj-0-5-0-0.sprintlink.net (144.232.20.186)  70.442 ms   
70.780 ms  70.417 ms
11  sl-st1-sc-1-1.sprintlink.net (144.232.20.197)  70.672 ms  70.844  
ms  70.973 ms
12  sl-rhyth2-158722-0.sprintlink.net (144.228.111.26)  71.197 ms   
71.128 ms  70.935 ms
13  208.91.188.68 (208.91.188.68)  71.213 ms  71.381 ms  71.172 ms
14  ops1.scc.rnmd.net (208.91.188.136)  71.412 ms  71.497 ms  71.673 ms

Regards
Marshall

On Sep 19, 2008, at 4:27 AM, Craig Holland wrote:

> Hi,
>
> We are seeing traffic getting dropped between our Cogent and Sprint
> connect DC's.  One of them is getting shutdown, so we just have a  
> Cogent
> link there :|  Anyone seeing anything similar?
>
> From: 91.102.40.18
> traceroute to ops1.scc.rnmd.net (208.91.188.136), 30 hops max, 38 byte
> packets
> 1  v1-core-sw1 (91.102.40.5)  0.471 ms  0.422 ms  0.431 ms
> 2  ge-0-1-0-pat2 (91.102.40.146)  0.376 ms  0.354 ms  0.335 ms
> 3  fe-1-3-1-501-pat1 (91.102.40.208)  0.376 ms  0.344 ms  0.407 ms
> 4  vl324.mpd01.lon01.atlas.cogentco.com (149.6.147.217)  0.745 ms
> 0.744 ms  0.740 ms
> 5  te3-1.mpd02.lon01.atlas.cogentco.com (130.117.2.26)  0.717 ms
> 39.037 ms te1-8.ccr01.lon01.atlas.cogentco.com (130.117.3.226)   
> 0.565 ms
> 6  gi6-0-0.core01.lon01.atlas.cogentco.com (130.117.1.73)  0.592 ms
> 0.450 ms  0.483 ms
> 7  213.206.131.29 (213.206.131.29)  0.581 ms  0.503 ms  0.483 ms
> 8  sl-bb21-lon-3-0.sprintlink.net (213.206.129.152)  1.078 ms  0.905  
> ms
> 0.934 ms
> 9  *
>
>> From 208.91.188.138
> traceroute to ops2.lnc.rnmd.net (91.102.40.18), 30 hops max, 38 byte
> packets
> 1  v1-core-sw1 (208.91.188.130)  0.600 ms  0.456 ms  2.105 ms
> 2  f0-0-4-0-pat2 (207.0.21.114)  0.416 ms  0.466 ms  0.486 ms
> 3  sl-st1-sc-2-6.sprintlink.net (144.228.111.25)  0.455 ms  0.224 ms
> 0.236 ms
> 4  sl-crs2-sj-0-1-0-3.sprintlink.net (144.232.20.196)  1.482 ms  1.477
> ms  1.232 ms
> 5  sl-st20-sj-12-0-0.sprintlink.net (144.232.20.63)  2.482 ms  2.472  
> ms
> 2.485 ms
> 6  po5-3.core01.sjc03.atlas.cogentco.com (154.54.13.49)  2.732 ms
> 2.472 ms  2.485 ms
> 7  te3-1.mpd01.sjc03.atlas.cogentco.com (154.54.6.85)  2.705 ms  2.723
> ms  2.735 ms
> 8  vl3493.ccr02.sjc01.atlas.cogentco.com (154.54.6.109)  3.231 ms
> vl3492.mpd01.sjc01.atlas.cogentco.com (154.54.6.105)  3.227 ms
> vl3491.ccr02.sjc01.atlas.cogentco.com (154.54.6.101)  2.726 ms
> 9  te9-3.mpd01.sfo01.atlas.cogentco.com (154.54.2.53)  3.968 ms  3.722
> ms te8-3.ccr02.sfo01.atlas.cogentco.com (154.54.2.137)  3.988 ms
> 10  te9-2.ccr02.mci01.atlas.cogentco.com (154.54.24.118)  50.943 ms
> te7-4.mpd01.mci01.atlas.cogentco.com (154.54.24.106)  50.944 ms   
> 50.720
> ms
> 11  te9-3.ccr02.ord01.atlas.cogentco.com (154.54.25.78)  50.669 ms
> 63.423 ms te9-3.mpd01.ord01.atlas.cogentco.com (154.54.25.82)   
> 51.206 ms
> 12  te2-1.ccr02.bos01.atlas.cogentco.com (154.54.7.170)  78.172 ms
> te3-3.mpd01.bos01.atlas.cogentco.com (154.54.7.82)  100.666 ms
> te2-1.ccr02.bos01.atlas.cogentco.com (154.54.7.170)  78.176 ms
> 13  * * *
>
> Thanks,
> craig
>
> ________________________
> Craig Holland
> Rhythm NewMedia
> Sr. Director Operations & Integration
> YIM: cholland
>
>
>