North American Network Operators Group

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Re: Source address validation (was Re: UUNet Offer New Protection

  • From: Paul Vixie
  • Date: Mon Mar 08 01:39:46 2004

[email protected] (Ken Diliberto) writes:

> Where do you draw the line between large and not large?  Does a
> university with a /16 count as large?  We do both SAV and a version of
> uRPF.  It makes our network run better, saves us money (reduces the
> amount of time we spend on support and makes troubled / distressed / evil
> / mean / nasty boxes easier to track down) and reduces backbone
> congestion making the network run better.  Another benefit is it improves
> the world (betcha' were wondering if I'd squeeze all that in).
> 
> We're now blocking all SMTP traffic leaving the campus from non-blessed
> sources (read mail servers).  The first day doing this we had comments
> about less junk mail traffic.  We block traffic we consider harmful that
> shouldn't leave the campus.  We're trying to do our part.
> 
> Any suggestions how we can do better?

yes.  contact the nanog program committee so you can come to san francisco
and tell the rest of us how you did it -- both in the ones and zeros, and
in the dollars and cents.
-- 
Paul Vixie