BGP Pollution
Pascal Gloor
pascal.gloor at spale.com
Fri Jul 5 06:52:20 UTC 2002
>
> Network Next Hop Metric LocPrf Weight Path
> *>i203.168.78.0 66.230.128.97 40 100 0 2914 6453
> 4755 4755 4755 4755 4755 4755 17632 17632 17632 17632 17632 17632 17632
> 17632 17632 17632 17632 i
> *>i217.220.42.0 66.230.128.97 40 100 0 2914 1239
> 1267 21164 21164 21164 21164 21164 21164 21164 21164 21164 21164 21164
> 21164 21164 21164 21164 21164 21164 21164 21164 21164 21164 21164 21164
> 21164 21164 I
>
> Is there any possible excuse for such ugly looking as-paths?
> (these are the worst offenders, but there are plenty more that are still
> really bad...)
some more?
I see 32 /32, 1 /31 and 164 /30 !!!!
Source, SwiNOG RouteViewer.
http://tools.swinog.ch/wwwbin/compare-bgp?type=mask&mask=32
http://tools.swinog.ch/wwwbin/compare-bgp?type=mask&mask=31
http://tools.swinog.ch/wwwbin/compare-bgp?type=mask&mask=30
We all think /29 in BGP is kinda bad, but first of all lets get rid of the
/32 /31 and /30 ;-P
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