Most 3Com routers use 192.168.1.1 as their default IP address.
Common 3Com Addresses
- 192.168.1.1: most 3Com OfficeConnect routers.
- 192.168.2.1: some ADSL modem routers.
Every Known 3Com Default IP Address
| 3com Model | IP Address |
| 3c510 | 192.168.2.1 |
| 3c855 | 192.168.2.1 |
| 3C857 | 192.168.1.1 |
| 3CP4130 | 192.168.200.254 |
| 3cr856-95 | 192.168.1.1 |
| 3CR858-91 | 192.168.1.1 |
| 3cr860-95 | 192.168.1.1 |
| 3CRWDR100A-72 | 192.168.1.1 |
| 3CRWDR101A-75 | 192.168.1.1 |
| 3CRWDR101E-75 | 192.168.1.1 |
| 3CRWDR300A-73 | 192.168.1.1 |
| 3CRWDR300A-73 | 192.168.5.1 |
| 3crwe51196 | 192.168.1.1 |
| 3crwe52196 | 192.168.1.1 |
| 3crwe53172 | 192.168.2.1 |
| 3crwe554G72 | 192.168.1.1 |
| 3CRWE554G72T | 192.168.1.1 |
| 3CRWE754G72 | 192.168.2.1 |
| 3CRWER100-75 | 192.168.1.1 |
| 3CRWER200-75 | 192.168.1.1 |
| 3CRWER300-73 | 192.168.1.1 |
| WL522 | 192.168.1.1 |
| WL540 | 192.168.1.1 |
Find Your Router's IP Address
Run ipconfig on Windows and read Default Gateway, or check Router in your WiFi network's details. See How To Find Your Router's IP Address.
Change the Router's IP Address
Log in, go to LAN Settings, change the router's IP address, and save. Then log back in at the new address.