In the same machine, as

mfoss — Mon, 27 Aug 2012 11:44:56 +0000

In the same machine, as root:
$ ejabberdctl register user1 example.org mypass

Or with a web client, in ejabberd web admin.

Or if you install ejabberd_xmlrpc, you can use a XML-RPC client to call the 'register' command.

Or if you install mod_rest, you can use a web client to call the 'register' command.

ejabberd - Comments for "register account module"