A mailing list for the IEEE ComSoc Communications Software Committee exists.
To subscribe, send mail to listserv@listserv.ieee.org with the following in the body of the message (i.e., not the subject line).
subscribe commsoft
If you need help, you can either visit http://eleccomm.ieee.org/maillist.shtml or send mail to listserv@listserv.ieee.org with the following in the body of the message (i.e., not the subject line).
help
Once subscribed, you can post on the mailing list by sending your message to the email commsoft@ieee.org