[Dnsmasq-discuss] spam on the list

[/dev/rob0]

On Mon, Jun 18, 2012 at 06:44:59PM +0100,
   dnsmasq-discuss at thekelleys.org.uk wrote:

> Date: Mon, 18 Jun 2012 18:44:59 +0100
> From: dnsmasq-discuss at thekelleys.org.uk, wzeatbrewh at thekelleys.org.uk,
>  andrewheidi at thekelleys.org.uk, simon at thekelleys.org.uk,
>  bwarnockjoxt at thekelleys.org.uk
> To: dnsmasq-discuss at thekelleys.org.uk, wzeatbrewh at thekelleys.org.uk,
>  andrewheidi at thekelleys.org.uk, simon at thekelleys.org.uk,
>  bwarnockjoxt at thekelleys.org.uk
> Subject: [Dnsmasq-discuss] Cosultant and promotion company looking for
>  liason from your area
> List-Id: Dnsmasq discussion <dnsmasq-discuss.lists.thekelleys.org.uk>

A simple expression in Mailman can block most of these:

^From: .*@.*@

I wouldn't use that to drop mail, but it's safe to hold them for 
approval by the moderator. You won't get very many, and they'll 
usually be spam.
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