XO Routing

Calkins, Mark Mark.Calkins at twtelecom.com
Thu Sep 16 16:18:23 UTC 2010

XO began advertising way too many prefixes, a few hours ago.  Most
likely tripping most of their peers max-prefix limits. Filters are your

-----Original Message-----
From: William Byrd [mailto:will at collier-byrd.net] 
Sent: Thursday, September 16, 2010 10:09 AM
To: Patrick W. Gilmore
Cc: NANOG list
Subject: Re: XO Routing

XO Engineers are telling us that they are aware of packet loss across
their network and are looking into it. We're experiencing slow/degraded
connectivity out of St. Louis and Nashville but Atlanta and Dallas are
problem free.

William Collier-Byrd
will at collier-byrd.net

On Thu, Sep 16, 2010 at 12:04 PM, Patrick W. Gilmore
<patrick at ianai.net>wrote:

> This should probably be on [email protected], but XO is definitely having 
> problems to places like speedtest.com & RCN from Boston.
> --
> patrick
> On Sep 16, 2010, at 11:59 AM, Charles Mills wrote:
> > The internet health report is showing high latency to most of their
> peers.
> >
> > Chuck.
> >
> > On Sep 16, 2010 11:57 AM, "Stefan Molnar" <stefan at csudsu.com> wrote:
> >>
> >> Anyone know the impact on the XO Routing/Peering that is happening 
> >> right now? We have had spotty connectivity for the last hour.
> >>
> >> Stefan


The content contained in this electronic message is not intended to constitute
formation of a contract binding tw telecom.  tw telecom will be contractually
bound only upon execution, by an authorized officer, of a contract including
agreed terms and conditions or by express application of its tariffs.  This message
is intended only for the use of the individual or entity to which it is addressed. If
the reader of this message is not the intended recipient, or the employee or agent
responsible for delivering the message to the intended recipient, you are hereby
notified that any dissemination, distribution or copying of this message is strictly
prohibited. If you have received this communication in error, please notify us
immediately by replying to the sender of this E-Mail or by telephone.

More information about the NANOG mailing list