Obsolete bogon filtering
Joe Provo
nanog-post at rsuc.gweep.net
Sat Mar 12 21:56:09 UTC 2005
> If you run any bogon filtering, can you please check your
> border ACLs and BGP prefix filters to ensure that you're
> no longer preventing access to 58.0.0.0/8 or 59.0.0.0/8 ?
[snip]
It is useful to point out that APNIC indicates the minalloc
in 59/8 is /20 and 58/8 is /21. I see several prefixes 'in
the wild' which are longer, so where you think you might be
seeing old bogon filters you are potentially seeing registry
minalloc filters.
Cheers,
Joe
--
RSUC / GweepNet / Spunk / FnB / Usenix / SAGE
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