Draytek Vigor2920 Series User Manual page 8

4.15 System Maintenance......................................................................................................... 321
4.15.1 System Status............................................................................................................. 321
4.15.2 HTTPS Encryption Setup ........................................................................................... 323
4.15.3 TR-069 ........................................................................................................................ 324
4.15.4 Administrator Password.............................................................................................. 325
4.15.5 User Password ........................................................................................................... 326
4.15.6 Login Customization ................................................................................................... 328
4.15.7 Configuration Backup ................................................................................................. 329
4.15.8 Syslog/Mail Alert ......................................................................................................... 331
4.15.9 Time and Date ............................................................................................................ 333
4.15.10 Management............................................................................................................. 334
4.15.11 Reboot System ......................................................................................................... 336
4.15.12 Firmware Upgrade .................................................................................................... 337
4.15.13 Activation .................................................................................................................. 338
4.16 Diagnostics........................................................................................................................ 339
4.16.1 Dial-out Triggering ...................................................................................................... 340
4.16.2 Routing Table ............................................................................................................. 341
4.16.3 ARP Cache Table ....................................................................................................... 342
4.16.4 IPv6 Neighbour Table ................................................................................................. 342
4.16.5 DHCP Table................................................................................................................ 343
4.16.6 NAT Sessions Table ................................................................................................... 344
4.16.7 Data Flow Monitor....................................................................................................... 345
4.16.8 Traffic Graph............................................................................................................... 347
4.16.9 Ping Diagnosis............................................................................................................ 348
4.16.10 Trace Route .............................................................................................................. 349
4.16.11 Syslog Explorer......................................................................................................... 351
4.16.12 TSPC Status ............................................................................................................. 352
4.17 External Devices ............................................................................................................... 353
Trouble Shooting.....................................................................................355
5.1 Checking If the Hardware Status Is OK or Not.................................................................... 355
5.2 Checking If the Network Connection Settings on Your Computer Is OK or Not ................. 356
5.3 Pinging the Router from Your Computer ............................................................................. 358
5.4 Checking If the ISP Settings are OK or Not ........................................................................ 359
5.5 Problems for 3G Network Connection ................................................................................ 359
5.6 Backing to Factory Default Setting If Necessary ................................................................ 360
5.7 Contacting Your Dealer ....................................................................................................... 361
Vigor2920 Series User's Guide
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