Re: Filtering spam from dialup accounts

• To:
• From: Yiorgos Adamopoulos < >
• Date: Wed, 13 May 1998 16:50:39 +0300
• Organization: NTUA-NOC, National Technical University of Athens, GREECE
• Reply-to:

On Tue, May 12, 1998 at 02:15:03PM +0200, NCC local-ir list Moderator wrote:
> We are getting rather tired of this cat and mouse game and have narrowed
> the origin down to a range of IP addresses.

Solution#1:  Use Claus Assman's rulesets (if you use sendmail) and block this
IP range.  However, this IP range should be blocked by *every* MX host for
your domain.

> Does anyone know of a way to filter out mail coming from a range of IP
> addresses in our Border Gateway router (or in the customer's frontal
> router)?

Report them to RBL and establish an RBL BGP feed.  http://maps.vix.com/rbl


--
Yiorgos Adamopoulos               -- #include <std/disclaimer.h>
mailto: Y.Adamopoulos@localhost -- Network Operations Center, NTUA, GREECE

• Post To The List:

• References:
  • Filtering spam from dialup accounts
    • From: NCC local-ir list Moderator