Draytek Vigor2120 series User Manual page 10

4.13.5 Modem Support List.................................................................................................... 312
4.14 System Maintenance......................................................................................................... 313
4.14.1 System Status............................................................................................................. 313
4.14.2 TR-069 ........................................................................................................................ 315
4.14.3 Administrator Password.............................................................................................. 316
4.14.4 User Password ........................................................................................................... 317
4.14.5 Login Page Greeting................................................................................................... 320
4.14.6 Configuration Backup ................................................................................................. 322
4.14.7 Syslog/Mail Alert ......................................................................................................... 324
4.14.8 Time and Date ............................................................................................................ 327
4.14.9 SNMP.......................................................................................................................... 328
4.14.10 Management............................................................................................................. 330
4.14.11 Reboot System ......................................................................................................... 333
4.14.12 Firmware Upgrade .................................................................................................... 334
4.14.13 Activation .................................................................................................................. 335
4.15 Diagnostics........................................................................................................................ 337
4.15.1 Dial-out Triggering ...................................................................................................... 337
4.15.2 Routing Table ............................................................................................................. 338
4.15.3 ARP Cache Table ....................................................................................................... 339
4.15.4 IPv6 Neighbour Table ................................................................................................. 339
4.15.5 DHCP Table................................................................................................................ 340
4.15.6 NAT Sessions Table ................................................................................................... 341
4.15.7 Ping Diagnosis............................................................................................................ 342
4.15.8 Data Flow Monitor....................................................................................................... 343
4.15.9 Traffic Graph............................................................................................................... 345
4.15.10 Trace Route .............................................................................................................. 346
4.15.11 System Explorer ....................................................................................................... 347
4.15.12 IPv6 TSPC Status..................................................................................................... 348
Trouble Shooting......................................................................................349
5.1 Checking If the Hardware Status Is OK or Not.................................................................... 349
5.2 Checking If the Network Connection Settings on Your Computer Is OK or Not ................. 350
5.3 Pinging the Router from Your Computer ............................................................................. 352
5.4 Checking If the ISP Settings are OK or Not ........................................................................ 353
5.5 Problems for 3G Network Connection ................................................................................ 353
5.6 Backing to Factory Default Setting If Necessary ................................................................ 354
5.7 Contacting Your Dealer ....................................................................................................... 355
Vigor2120 Series User's Guide
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