# set [vsys <name>] group-mapping <name> email {<email> <email2> <email3>...}
# set [vsys <name>] group-mapping <name> user-email {<email1> <email2> <email3>}
# set [vsys <name>] group-mapping <name> mail-domain-list {<mail-domain-list1> <mail-domain-list2> <mail-domain-list3>...}