They all have different mail servers, 20 servers, on 20 different networks.
All have to go through my gateway to get out to the Internet.



> On Wednesday 27 November 2002 09:25 am, Raymond Norton wrote:
>> I manage a large network of school districts.  There is an ongoing
>> problem of some of their mail servers sending out virus type traffic.
>> Is there a solution I can put at our gateway that would stop virus
>> type mail from being sent to the world? In theory it would be nice to
>> add an access-list to our boarder router that would send all outgoing
>> mail to a server to be scanned before leaving our network.
>
> What MTA is running on the mail server?
>
> If it's sendmail, you can take a look at mimedefang.
> --
> Bob Tanner <tanner at real-time.com>         | Phone : (952)943-8700
> http://www.mn-linux.org, Minnesota, Linux | Fax   : (952)943-8500
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-- 
Raymond Norton
Little Crow Telemedia Network
320-234-0270