Deletes one member from an existing group. SYNOPSIS REMOVE GROUP group-name MEMBER[=] principal [AS GROUP] Arguments group-name The full name of a group. principal The principal who is being deleted from the group. You can specify a principal as an individual name in the format, nodename.username, or as a collection of principals denoted with wildcards (for example, .org.name*). To specify a DNS Version 1-style principal, use the format nodename::username. Use the phrase as group to specify that the member you are removing is itself a group. ACCESS RIGHTS You must have write access to the group from which you are removing a member.
1 – example
The following command removes the user smith on node .sales.orion from the group .admin. dns> remove group .admin member .sales.orion.smith