North American Network Operators Group
Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical

Re: NSPs and filters

  • From: Vadim Antonov
  • Date: Sun Jul 13 04:53:53 1997 
randy> So, at POP X, I take in maybe 100 prefixes, with maybe 1000
randy> at some POPs.  How do I build and maintain that filter list,

[email protected] (Alan Hannan) wrote:

>  The same way you build and maintain routing filter lists for the
>  prefixes you take in.

Bzzt. Routing filter lists are applied to routing updates.  Packet
filter lists are applied to packets.

Big difference.

1000-entry packet filter will slow any existing router down to crawl,
and practically all future boxes won't do any better.

--vadim