Just block port 25 in the forward chain outbound. You'll probably need to make an address list to allow some people out bound on a case by case bases. OR you'll have to find out/help see if their mail server uses another port like 587 or 468.
On Thu, Dec 18, 2014 at 10:09 PM, RickG <[email protected]> wrote: > > I dont have mail servers (thank God!). However, my IP addys continue to > get blacklisted. I assume it's due to my subscriber's computers having > trojans. Looking for suggestions on how to handle. > > On Thu, Dec 18, 2014 at 11:38 AM, Mike Hammett <[email protected]> > wrote: >> >> Main IP? >> >> My mail servers get blacklisted once or twice a year due to compromised >> user credentials, but those are the only ones I care about. >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions >> http://www.ics-il.com >> >> <https://www.facebook.com/ICSIL> >> <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> >> <https://www.linkedin.com/company/intelligent-computing-solutions> >> <https://twitter.com/ICSIL> >> >> ------------------------------ >> *From: *"RickG" <[email protected]> >> *To: *"Mikrotik Users" <[email protected]> >> *Sent: *Thursday, December 18, 2014 10:35:04 AM >> *Subject: *[Mikrotik Users] block port 25? >> >> Folks, I'm tired of dealing with my main IP being blacklisted for SPAM by >>> certain users. Is it worth blocking port 25 anymore or is that old news? >>> >> -- >> -RickG KyWiFi >> >> _______________________________________________ >> Mikrotik-users mailing list >> [email protected] >> http://lists.wispa.org/mailman/listinfo/mikrotik-users >> >> >> _______________________________________________ >> Mikrotik-users mailing list >> [email protected] >> http://lists.wispa.org/mailman/listinfo/mikrotik-users >> >> > > -- > -RickG KyWiFi > > _______________________________________________ > Mikrotik-users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/mikrotik-users > > -- Adair Winter VP, Network Operations / Owner Amarillo Wireless | 806.316.5071 C: 806.231.7180 http://www.amarillowireless.net
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