Draytek Vigor2920 Series User Manual page 8

4.15.12 Activation .................................................................................................................. 290
4.16 Diagnostics........................................................................................................................ 291
4.16.1 Dial-out Triggering ...................................................................................................... 292
4.16.2 Routing Table ............................................................................................................. 292
4.16.3 ARP Cache Table ....................................................................................................... 293
4.16.4 DHCP Table................................................................................................................ 293
4.16.5 NAT Sessions Table ................................................................................................... 294
4.16.6 Data Flow Monitor....................................................................................................... 295
4.16.7 Traffic Graph............................................................................................................... 297
4.16.8 Ping Diagnosis............................................................................................................ 298
4.16.9 Trace Route ................................................................................................................ 299
4.16.10 Syslog Explorer......................................................................................................... 300
4.17 External Devices ............................................................................................................... 301
Trouble Shooting.....................................................................................303
5.1 Checking If the Hardware Status Is OK or Not.................................................................... 303
5.2 Checking If the Network Connection Settings on Your Computer Is OK or Not ................. 304
5.3 Pinging the Router from Your Computer ............................................................................. 306
5.4 Checking If the ISP Settings are OK or Not ........................................................................ 307
5.5 Problems for 3G Network Connection ................................................................................ 307
5.6 Backing to Factory Default Setting If Necessary ................................................................ 308
5.7 Contacting Your Dealer ....................................................................................................... 309
Vigor2920 Series User's Guide
viii