BGP route tracking.

Marshall Eubanks tme at multicasttech.com
Fri Aug 15 04:37:28 UTC 2003


On Thu, 14 Aug 2003 22:12:28 -0500 (CDT)
 Rob Thomas <robt at cymru.com> wrote:
> 
> Hi, Mark.
> 
> ] Anybody watching the bgp routing table.. I see about 5,000 less routes than
> ] usual.   Anybody know a good pointer..
> 

I saw a drop of 2655 prefixes and 425 ASN.
Reminds me of the drop several days _after_ 9/11,
when the generators ran out of power. As a guess, these must
be enterprise ASN without backup power.

Regards
Marshall Eubanks


> I'm seeing a decrease of 3510 prefixes.  There is a bit of churn,
> though things are reasonably calm overall.
> 
>    Total prefix count:
>    <http://www.cymru.com/BGP/robbgp01.html>
> 
>    Prefix delta:
>    <http://www.cymru.com/BGP/deltapref.html>
> 
> Other bits of critical infrastructure seem to be unimpacted.
> 
>    Root server response:
>    <http://www.cymru.com/DNS/dns.html>
> 
>    com/net gTLD server response:
>    <http://www.cymru.com/DNS/gtlddns-cn.html>
> 
> Interestingly enough, some of the error conditions in the global
> table have decreased.
> 
>    Prefixes with inconsistent-as:
>    <http://www.cymru.com/BGP/incon01.html>
> 
> Others have not:
> 
>    Bogus ASN leakage:
>    <http://www.cymru.com/BGP/asnbogusrep.html>
> 
> ] (im just getting bored waiting for us to run out of fuel)
> 
> Hang in there!  I hope the power is restored to everyone soon.  If
> there is anything I or Team Cymru can do to assist, don't hesitate
> to ping on us.
> 
> Thanks,
> Rob.
> -- 
> Rob Thomas
> http://www.cymru.com
> ASSERT(coffee != empty);
> 




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