[Mailman-Users] [OT] open relay probes...

Jon Carnes jonc at nc.rr.com
Wed Dec 12 17:11:23 CET 2001

Interesting problem, since by default Sendmail will no longer relay.  You 
have to modify it or program it to be an open relay.


You may want to download the latest version and install that, then revisit 
your access rules in /etc/mail/...

Jon Carnes

On Wednesday 12 December 2001 08:32, Camel - Jay S. Curtis wrote:
> Need a little help - Getting relay probes from AOL and obiz (sic) that
> are reporting an "open relay" on my servers. (this has only happened
> after starting the lists) I'm running RH 7.2 w/ sendmail 8.11.x and the
> config tools are lousy. Anyone have a sure-fire, failsafe way to kill
> this problem?? (I get a migraine just OPENING sendmail.cf)
> Any help would be appreciated. - respond "off list" to hold the traffic
> down if you like.
> PS: check out the "relaycheck" pages to see if you have this
> vulnerability.

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