[unisog] Looking for sites that are redirecting SMTP requests

Gary Flynn flynngn at jmu.edu
Mon May 12 21:46:44 GMT 2003

Paul Russell wrote:
> As a result of recent incidents in which student computers were hijacked to
> send spam through remote open relays, we have been asked to investigate the
> feasibility of redirecting all SMTP connection requests from student 
> systems
> to our central mail servers. I have been asked to find out whether any 
> other
> educational institutions are doing this.

We do that. Inbound and outbound connections to SMTP are blocked
at our border except for the approved mail servers.

Gary Flynn
Security Engineer - Technical Services
James Madison University

Please R.U.N.S.A.F.E.

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