To subscribe to the class mailing list, firstname.lastname@example.org,
send email to email@example.com from he account
in which you wish to receive the mail. In the body of the message (not
the subject field) write:
You will receive an acknowledgement from the majordomo list server, as well as information on how to interact with the majordomo software.
To send mail to the mailing list, simply address the messages to
firstname.lastname@example.orgI suggest creating a mail alias for that address.