This setting indicates which ports are disabled for the server or
workstation. Ports are enabled/disabled in Server documents (servers) and
in the User Preferences dialog box (workstations).
Servers and clients
On a client, see the Ports tab in the User Preferences dialog box
(choose File - Preferences
- User Preferences). On a server, see the Port tab in the Server
DisabledPorts = port name(s)