5Click TCP/IP Port Access.
6Select the Secure Mode Active check box.
Note: If Secure Mode Active is gray or not selectable, create an administrative password and try again.
7Select a setting for each listed port, and then click Submit.
There are three ways to configure the TCP and UDP network ports:
Disabled—Port is disabled and never allows network connections
Secure and Unsecure—Port is always open including when the printer is in Secure mode
Unsecured Only—Port is open only when printer is in Secure mode
230