SSL (Secure Sockets Layer) Encryption....................................................................................................219
User Settings for SSL (Secure Sockets Layer)..........................................................................................225
Setting the SSL/TLS Encryption Mode.....................................................................................................226
Enabling SSL for SMTP Connections.......................................................................................................227
SNMPv3 Encryption.................................................................................................................................228
Transmission Using IPsec...............................................................................................................................230
Encryption and Authentication by IPsec..................................................................................................230
Encryption Key Auto Exchange Settings and Encryption Key Manual Settings...................................231
IPsec Settings.............................................................................................................................................232
Encryption Key Auto Exchange Settings Configuration Flow................................................................240
Encryption Key Manual Settings Configuration Flow.............................................................................
245
telnet Setting Commands..........................................................................................................................246
Authentication by telnet.................................................................................................................................254
"authfree" Command.................................................................................................................................254
Authentication by IEEE802.1X.....................................................................................................................255
8. Specifying the Extended Security Functions
Specifying the Extended Security Functions................................................................................................257
Changing the Extended Security Functions.............................................................................................257
Extended Security Settings........................................................................................................................
258
Other Security Functions...............................................................................................................................265
Fax Function...............................................................................................................................................265
Scanner Function.......................................................................................................................................265
System Status.............................................................................................................................................266
Limiting Machine Operations to Customers Only.......................................................................................267
Settings.......................................................................................................................................................267
Additional Information for Enhanced Security............................................................................................270
Settings You Can Configure Using the Control Panel............................................................................270
Settings You Can Configure Using Web Image Monitor.......................................................................273
Settings You Can Configure When IPsec Is Available/Unavailable....................................................274
9. Troubleshooting
If Authentication Fails.....................................................................................................................................277
If a Message is Displayed........................................................................................................................277
If an Error Code is Displayed...................................................................................................................279
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