Wes, If they are not doing it right away you will expect to have 25 closed eventually. Comcast ONLY blocked port 25 on me, after nearly four years of hosting a webserver on my residential line. -- Ryan On Dec 29, 2010, at 8:33 PM, wes smith wrote: > What ports do they exactly block. I want to setup a mail server at home, and at least keep ssl default for apache