Encryption Key Auto Exchange Settings and Encryption Key Manual Settings...................................103
IPsec Settings.............................................................................................................................................104
Encryption Key Auto Exchange Settings Configuration Flow................................................................113
Encryption Key Manual Settings Configuration Flow.............................................................................117
telnet Setting Commands..........................................................................................................................119
Deactivating IPsec Using the Control Panel............................................................................................126
Authentication by telnet.................................................................................................................................127
"authfree" Command.................................................................................................................................127
Authentication by IEEE 802.1X....................................................................................................................128
8. Specifying the Extended Security Functions
Specifying the Extended Security Functions................................................................................................129
Changing the Extended Security Functions.............................................................................................129
Extended Security Settings........................................................................................................................129
Limiting Printer Operation to Customers Only.............................................................................................134
Settings.......................................................................................................................................................134
Specifying Service Mode Lock Preparation............................................................................................134
Canceling Service Mode Lock.................................................................................................................135
9. Troubleshooting
If Authentication Fails.....................................................................................................................................137
If a Message is Displayed........................................................................................................................137
If the Printer Cannot Be Operated...........................................................................................................139
10. Appendix
Supervisor Operations..................................................................................................................................143
Logging in as the Supervisor....................................................................................................................143
Logging out as the Supervisor..................................................................................................................143
Changing the Supervisor..........................................................................................................................144
Resetting an Administrator's Password....................................................................................................144
User Administrator Settings...........................................................................................................................145
Control Panel.............................................................................................................................................145
Settings via Web Image Monitor.............................................................................................................145
Machine Administrator Settings....................................................................................................................146
Control Panel.............................................................................................................................................146
Settings via Web Image Monitor.............................................................................................................147
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