One way to make this work is to get a VM on linode.com or similar, and put your mail server there. Then you can have a dedicated IP address etc. It does cost a little, but then you don't have to worry about smtp relays etc. John On 1/3/11 9:36 PM, Smith, Craig A wrote: > John Hawley wrote: > >> I've run a mail server on comcast for about 5 years with no problems >> with blockage. I do have to use them as a relay to get around the >> problem of mail rejection from a source ip being in a dynamic range. > > Same here. Once Gmail and others stopped accepting mail from my > dynamic ip address, I used the smtp.comcast.net relay on port 25. > > A few months ago, Comcast stopped doing that. I understand they still > relay on port 587 but I haven't figured out how to make it work > (requires encryption, Comcast user-id and password). > > If anyone has been able to make this work, I would appreciate any > pointers. > > > _______________________________________________ > TCLUG Mailing List - Minneapolis/St. Paul, Minnesota > tclug-list at mn-linux.org > http://mailman.mn-linux.org/mailman/listinfo/tclug-list