Originally Posted by Kyse
I think what it is is, cox just like verizon wont allow sending mail unless you are using their smtp server? Anyways, I think I can get around that by having outlook use the isp smtp server to send the test email. Hopefully verizon will whitelist my domain sooner than later.
If your ISP is blocking port 25, you can have a look here: http://www.howtoforge.com/forums/sho...ight=relayhost