[12320] in North American Network Operators' Group
Re: too many routes
daemon@ATHENA.MIT.EDU (Alex.Bligh)
Fri Sep 12 06:23:15 1997
To: Sean Donelan <SEAN@sdg.dra.com>
cc: nanog@merit.edu
In-reply-to: Your message of "Thu, 11 Sep 1997 18:03:59 CDT."
<970911180359.16b16@SDG.DRA.COM>
Date: Fri, 12 Sep 1997 10:51:30 +0100
From: "Alex.Bligh" <amb@xara.net>
> What was even more interesting was number of routes accounted
> for by >/24's in 192-210 space and >/16's in 128-191 space was
> more than any of the CIDRizing suggestions in Tony Bates weekly
> CIDR report. Some people seem to view CIDR as an opportunity to
> subdivide their traditional 'Class B' networks. I would classify
> most of these announcements as 'mistakes' because they usually also
> announce the supernet, and have the same path.
As for >/24s, that's coz Tony gets the reports from one of
our routers, and we bozo filter out longer than /24 and
RFC1918 space.
Alex Bligh
Xara Networks
