filtering long prefixes
huber at chx400.switch.ch
Tue Sep 26 09:11:30 UTC 1995
> Yes, Geert Jan, but if you look at the list I prepared,
> you'll note that the only chunks of old style Bs that are
> 18-bits long all come from one home-AS and most are in a
> pair of old-style class Bs which easily could be aggregated
> into a single /15 with the loss of some routing specificity
> (which is lost anyway when that provider's internal metrics
> don't propagate to its external peers).
> The remainder of the 'chunks' of old style Bs are
> all longer than 18 bits, and most are /24s or /26s,
> and I see none at all that appear difficult to aggregate,
> or which look like anything other than leaks due to
> If you get to the point where someone needs to have a /18
> in the old-style class B space and it can't be aggregated,
> we can return to this.
the Municipality of Zuerich has got assigned 1/2 class B in April this year
after a long discussion with RIPE NCC. They will soon get onto Internet.
I need to be sure that this address space is routed on the Internet.
Sean, Geert-Jan, could you comment, please.
inetnum: 18.104.22.168 - 22.214.171.124
descr: Municipality of Zuerich
descr: Zuerich. Switzerland
changed: huber at switch.ch 950412
person: Beat Morf
address: Organisation & Informatik der Stadt Zuerich
address: Wilhelmstrasse 10
address: CH-8022 Zuerich
phone: +41 1 279 92 62
phone: +41 1 279 91 11
fax-no: +41 1 279 93 85
e-mail: beat.morf at oiz.stzh.inet.ch
changed: huber at switch.ch 950601
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