North American Network Operators Group

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Re: Customer-facing ACLs

  • From: Scott Weeks
  • Date: Fri Mar 07 18:58:56 2008



--- dave.nanog@xxxxxxxxxxxxxxx wrote:

> To me there is no question of whether or not you filter traffic for
> residential broadband customers.

SBC in my area (Dallas) went from wide open to outbound 25 blocked by
default/opened on request. I think doing the same thing with port 22 would
hardly be an undue burden on users, and would help keep botnets in check.
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Might as well do TCP 20, 21 and 23, too.  Woah, that slope's getting slippery!

scott