[unisog] Looking for sites that are redirecting SMTP requests
lsheldon at creighton.edu
Mon May 12 23:18:54 GMT 2003
> 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 don't do that, but we deny port 25 traffic at the boundary router unless
the IP address is registered with IT as a mail handler.
. L. F. (Larry) Sheldon, Jr. .
- Unix Systems and Network Administration -
. Creighton University Computer Center-Old Gym .
- 2500 California Plaza -
. Omaha, Nebraska, U.S.A. 68178 Two identifying characteristics .
- lsheldon at creighton.edu of System Administrators: -
. 402 280-2254 (work) Infallibility, and the ability to .
- 402 681-4726 (cellular) learn from their mistakes. -
. 402 332-4622 (residence) (Adapted from Stephen Pinker) .
- http://www.creighton.edu/~lsheldon -
. Si hoc legere scis nimium eruditionis habes .
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