I have been trying to convince the folks on our side to allow me to block port 25 UNLESS the customer is using our SMTP
On Sun, Dec 21, 2014 at 9:19 AM, Justin Miller <[email protected]> wrote: > Comcast blocks 25. There's no reason to have it open when port 587 is > widely supported. Your users should be on ssl anyways, just tell them it's > not encrypted and if they encrypt then it solves their problem and they add > security win win. > > *Justin Miller* > > VA SkyWire, LLC > 1707 E Main St > Richmond, VA 23223 > Office: (804) 521-4212 > Desk: (804) 591-0500 ext 101 <(804)%20591-0500;101> > Fax: (804) 591-1559 > [email protected] > > The information contained in this electronic message from VA SkyWire, LLC > is privileged, confidential, or otherwise protected from disclosure. It is > intended only for the use of the individual or entity named above. If you > are the intended recipient of this message, you are hereby notified that > you may not forward, distribute, copy or disclose the contents of this > email without notifying the sender of this email. If you are not the named > addressee, then any disclosure, copying, publication, distribution, or > other use of the contents of this electronic message is strictly > prohibited.. If you have received this communication in error, please > notify Scott Coonfield at (804) 521-4212 or by return e-mail to > [email protected], and purge the communication immediately without > making any copy or distribution. Thank You. > > On Dec 20, 2014, at 5:51 PM, Daniel Biland <[email protected]> wrote: > > Just for an input > here in mexico the biggest internet provider.. telmex (the owner is one of > the richest man in the world) has port 25 blocked since years > > Daniel > > Gesendet mit AquaMail für Android > http://www.aqua-mail.com > > Am 18. Dezember 2014 22:23:24 schrieb Adair Winter < > [email protected]>: > >> You'll find some user somewhere who is still configured to send mail to a >> mail server on port 25. >> On Dec 18, 2014 10:17 PM, "Mike Hammett" <[email protected]> >> wrote: >> >>> If you don't have mail servers then who cares? >>> >>> That said, unless a customer has a mail server, they should not be >>> sending anything out on port 25. Block 'em all. >>> >>> >>> >>> ----- >>> 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 10:09:36 PM >>> *Subject: *Re: [Mikrotik Users] block port 25? >>> >>> 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 >>> >>> >>> _______________________________________________ >>> 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 >> >> _______________________________________________ > 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 > >
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