[c-nsp] Inbound ACL for ISP - Filtering own routes on ingress?

[Joe Provo]

On Wed, Jun 22, 2005 at 09:11:42AM -0700, Michael Smith wrote:
[snip]
> Be it that he is a paying customer that actually pays, we rolled 
> over and removed the ACL.  So, did we do the right thing?  The 
> wrong thing?  A necessary evil?  Is there another way to approach 
> the problem?

Such filters should only be applied for prefixes sourced by your AS.
Your downstream multihomed ASes should be doing it for their own
sourced prefixes, etc.

--
Joe Provo                                            Voice  617.670.2904
Senior Manager, Internet Planning & Design           Fax    617.670.2920
Network Engineering, RCN                             <joe.provo at rcn.com>