Step 1: After logging in to https://group.eastkingdom.org:10000/ with your local group name and password (email firstname.lastname@example.org or visit http://helpdesk.eastkingdom.org/ to get those), notice the “Services” link on the left:
Step 2: Click on “Mailing Lists”:
Step 3: Enter your list name (where “listname” will become email@example.com), Description and administrative password, then click Create:
Step 4: To set further options, click “Manage” from the list Mailing List management page.
You can add people directly or have them subscribe via firstname.lastname@example.org