OT - Multiple Virus Scanners

[Brad Beckenhauer]

>>>> jon.bates at summitmotors.com.au 8/15/2006 1:46 AM >>>
>
>Hi,
> 
>I was just wondering what peoples opinions were on running multiple
virus
>scanners with MailScanner. I'm currently only running ClamAV, and I
was
>thinking about running one or two more. 
>Could someone recommend what other scanner/s to use? My main concern
is
>system resources. I would like something that doesn't load up the
server too
>much more as ClamAV is quite light on resources from my experience
with it.
> 
>- Jon

Which of these Anti-virus products can run headless without any X or
GUI installed?