User manual

6. USB........................................................................................................240
USB Mass Storage Devices ..............................................................................240
USB Printers ......................................................................................................247
Printer Troubleshooting .....................................................................................253
USB Network Devices and Modems..................................................................254
7. System...................................................................................................255
Date and Time ...................................................................................................255
Backup/Restore Configuration...........................................................................256
Users .................................................................................................................259
Management......................................................................................................263
Diagnostics ........................................................................................................266
Advanced...........................................................................................................266
Reboot and Reset..............................................................................................269
Flash upgrade....................................................................................................271
Configuration Files.............................................................................................273
Support ..............................................................................................................274
Appendix A – Terminology...........................................................................275
Appendix B – System Log............................................................................281
Access Logging .................................................................................................281
Creating Custom Log Rules...............................................................................283
Rate Limiting......................................................................................................286
Administrative Access Logging..........................................................................287
Boot Log Messages...........................................................................................287
Appendix C – Firmware Upgrade Practices and Precautions ...................288
Appendix D – Recovering From a Failed Upgrade .....................................290