6.2  | Checking If the Network Connection Settings on Your Computer Is OK or Not  | ................. 250  | 
6.3  | Pinging the Router from Your Computer  | 252  | 
6.4  | Checking If the ISP Settings are OK or Not  | 253  | 
6.5  | Forcing Vigor Router into TFTP Mode for Performing the Firmware Upgrade  | 254  | 
6.6  | Backing to Factory Default Setting If Necessary  | 257  | 
6.7  | Contacting Your Dealer  | 258  | 
Appendix Basic Commands  | 259 | |
Vigor2750 Series User’s Guide  | ix  |