Maybe things are looking up. I accidentally tried to send to an embarqmail subscriber and got the following error message:
Reporting-MTA: dns; QMTA02.westchester.pa.mail.comcast.net [76.96.62.24]
Received-From-MTA: dns; OMTA14.westchester.pa.mail.comcast.net [76.96.62.60]
Arrival-Date: Fri, 04 Apr 2008 00:11:00 +0000
Final-recipient: rfc822;
xxxxxxxx@embarqmail.com
Action: failed
Status: 5.1.1
Diagnostic-Code: smtp; 550 5.1.1 Recipient
sarav@embarqmail.com does not exist here
Last-attempt-Date: Fri, 04 Apr 2008 00:11:00 +0000
I will start a chat with Comcast and see if I can get somewhere with it.
I will let you know what happens.