Trusted Extensions narrows the range of Solaris configuration options:
Trusted Extensions offers the Solaris Trusted Extensions (GNOME) desktop.
The LDAP naming service is supported. All zones must be administered from one naming service.
The global zone is an administrative zone. Only the root user or a role can enter the global zone. Therefore, administrative interfaces that are available to regular Solaris users are not available to regular Trusted Extensions users. For example, in Trusted Extensions, users cannot bring up the Solaris Management Console.
Non-global zones are labeled zones. Users work in labeled zones.
All zones must be administered from one naming service.