[outages] Cogent packet loss and jitter

Jeremy Chadwick jdc at koitsu.org
Wed Oct 10 21:37:08 EDT 2012


Carlos,

How about a return-path traceroute?  The ingress interface may be (and
probably is) different than the egress.

It would also help if you could provide source *and* destination IPs of
the traceroutes.

Details:

http://www.nanog.org/meetings/nanog47/presentations/Sunday/RAS_Traceroute_N47_Sun.pdf

-- 
| Jeremy Chadwick                                   jdc at koitsu.org |
| UNIX Systems Administrator                http://jdc.koitsu.org/ |
| Mountain View, CA, US                                            |
| Making life hard for others since 1977.             PGP 4BD6C0CB |

On Wed, Oct 10, 2012 at 06:30:04PM -0700, Carlos Alvarez wrote:
> On Wed, Oct 10, 2012 at 6:23 PM, Brent Jones <brent at brentrjones.com> wrote:
> 
> > (even to other Cogent on-net POPs)
> 
> 
> This right here is frustrating, since they are in the same city and same
> network:
> 
>  5  vl3810.mag02.phx02.atlas.cogentco.com (66.28.64.209)  12.983 ms  12.979
> ms  12.964 ms
>  6  * te7-4.ccr01.phx02.atlas.cogentco.com (154.54.85.85)  195.832 ms *
> 
> As you might imagine, we have a lot of complaints.
> 
> -- 
> Carlos Alvarez
> TelEvolve
> 602-889-3003

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