http://www.dslreports.com/forum/r19986653 en Fri, 29 Aug 2008 23:14:22 EDT Fri, 29 Aug 2008 23:14:22 EDT http://www.dslreports.com/forum/remark,20110681 anon : Earthlink doesn't block any port. However, earthlink filters outgoing port 25. It means that you have to use their email server as the SMTP authentication. If you host an eamil server, you have to use it as a smart host.

cspeye might be lucky though. but earthlink DOES filter my outgoing port 25. My zip code is 11209.]]> http://www.dslreports.com/forum/remark,20110681 Wed, 05 Mar 2008 00:30:00 EDT http://www.dslreports.com/forum/remark,20081011 cspeye : as far as i know, they don't block anything--i've done small web/e-mail servers for test purposes before without any problems]]> http://www.dslreports.com/forum/remark,20081011 Thu, 28 Feb 2008 22:07:33 EDT http://www.dslreports.com/forum/remark,19986653 anon : My current ISP (Suddenlink) filters the following ports, and I need to know what if any ports Earthlink filters for cable modem users.

Port Transport Protocol Direction Reason for Filtering

25 TCP SMTP Both* SMTP Relays
80 TCP HTTP Inbound Web servers, worms
135 UDP NetBios Both Net Send Spam/Pop-ups, Worms
136-139UDP,TCP NetBios Both Worms, Network Neighborhood
445 TCP MS-DS/ NetBios Both Worms, Network Neighhood
1433 TCP MS-SQL Inbound Worms, Trojans
1434 UDP MS-SQL Inbound Worms, SQLslammer
1900 UDP MS-DS/ NetBios Both Worms, Network Neighborhood]]> http://www.dslreports.com/forum/remark,19986653 Wed, 13 Feb 2008 08:45:34 EDT