North American Network Operators Group

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Re: Anti-spam System Idea

  • From: Valdis.Kletnieks
  • Date: Sun Feb 15 17:29:39 2004

On Sun, 15 Feb 2004 16:40:40 EST, Sean Donelan said:

> DialUp Lists (DUL) dns block lists permits you to ignore e-mail from
> many dynamic IP addresses. You can configure your mail server to do this
> today without waiting for ISPs to do anything.

If we advertise the DHCP pools for AS1312 in a DUL, we solve the problem for
those sites that use the DUL we list them in.

If we block outbound port 25 SYN packets from origin addresses in the DHCP
address blocks, we solve the problem for everybody.

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