You can use either the Delegated Administrator Console or Utility:
Console — Use the Create New Organization wizard on the Organization List page.
For more information, see the Delegated Administrator Console online help.
Utility — Use the commadmin domain create command.
For example, to create the domain sesta.com, issue the following command:
commadmin domain create -D calmaster -d sesta.com -w calmasterpassword -S cal -B backend.sesta.com
For information about the Delegated Administrator Utility, see the Sun Java System Communications Services 6 2005Q4 Delegated Administrator Guide.