Setting a Wait Time for Connecting to a Network .................................................................................................. 376
Conguring DNS .............................................................................................................................................. 377
Conguring SMB (MF249dw / MF247dw) ............................................................................................................. 382
Conguring SNTP ............................................................................................................................................. 384
Monitoring and Controlling the Machine with SNMP ............................................................................................. 386
Security .............................................................................................................................................................. 392
Protecting the Machine from Unauthorized Access ................................................................................................ 393
Preventing Unauthorized Access ........................................................................................................................ 394
Setting Access Privileges .................................................................................................................................... 396
Setting the System Manager PIN .................................................................................................................. 397
Setting a Remote UI PIN .............................................................................................................................. 399
Restricting Communication by Using Firewalls ...................................................................................................... 401
Specifying IP Addresses for Firewall Rules ...................................................................................................... 402
Specifying MAC Addresses for Firewall Rules .................................................................................................. 406
Changing Port Numbers .................................................................................................................................... 409
Setting a Proxy ................................................................................................................................................. 411
Restricting the Machine's Functions ...................................................................................................................... 413
Restricting Access to Address Book and Sending Functions .................................................................................... 414
Setting a PIN for Address Book ..................................................................................................................... 415
Limiting Available Destinations ..................................................................................................................... 417
Prohibiting PC Faxing .................................................................................................................................. 418
Disabling Use of Previously Used Destinations ............................................................................................... 419
Checking Destinations before Sending Documents ......................................................................................... 420
Prohibiting Sequential Broadcasting ............................................................................................................. 422
Disabling HTTP Communication .......................................................................................................................... 423
Disabling Remote UI ......................................................................................................................................... 424
Implementing Robust Security Features ................................................................................................................ 425
Enabling TLS Encrypted Communication for the Remote UI ................................................................................... 426
Conguring IEEE 802.1X Authentication ............................................................................................................... 429
Conguring Settings for Key Pairs and Digital Certicates ...................................................................................... 434
Generating Key Pairs ................................................................................................................................... 436
Using CA-issued Key Pairs and Digital Certicates ........................................................................................... 443
Verifying Key Pairs and Digital Certicates ..................................................................................................... 446
Using Remote UI ........................................................................................................................................ 449
Starting Remote UI ............................................................................................................................................... 450
Remote UI Screens ................................................................................................................................................ 452
Managing Documents and Checking the Machine Status ........................................................................................ 456
Setting Up Menu Options from Remote UI ............................................................................................................. 461
Saving/Loading Address Book from Remote UI ....................................................................................................... 463
Registering Address Book from Remote UI ............................................................................................................. 467
Setting Menu List ...................................................................................................................................... 472
Network Settings ................................................................................................................................................. 473
V