I've used mailscanner in the past - it does require that you use one of 
the commercial virus scanner products that run on linux - mcafee or 
Sophos or some such

  http://www.sng.ecs.soton.ac.uk/mailscanner/



admin at support.lctn.k12.mn.us wrote:
> At my office I run Norton for Gateways to scan mail, and Norton Corporate
> to scan workstations for viruses. I need to find a Linux solution for our
> Church. I plan to use IPCop for the firewall, but am not aware of what (if
> anything) can provide the virus scanning. Maybe IPCop can be incorporated
> in this? Not sure. Any help would be appreciated.
> 
> 
> 
> Raymond Norton
> LCTN
> 320-234-0270
> 
> 
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