The HEP System Managers Mailing list is called HEPSYSMAN-L and is hosted on the JISCmail system.

 
To send a mail to the list:
Send a mail to HEPSYSMAN-L@jiscmail.ac.uk
 
To join the list:
Send a mail to LISTSERV@jiscmail.ac.uk with the text of the mail containing

    JOIN HEPSYSMAN-L Firstname Lastname

(The LISTSERV system will extract your e-mail address from the mail headers)
 
To leave the list:
Send a mail to LISTSERV@jiscmail.ac.uk with the text of the mail containing

    signoff hepsysman-l

The LISTSERV web pages at:
              http://jiscmail.ac.uk/lists/hepsysman-l.html
can also be used to subscribe to the list and view the archive of messages.