The most common default IP address for 3Com routers is 192.168.1.1.
To get access to the 3Com router’s web interface, you will need the IP Address. Without this you will not be able to configure your 3Com router.
Check the section below of other IP address, in case the common default IP doesn’t work. Some models do not follow the default IP address, so it’s always best to check out the alternatives.
If you are connected to the network of your 3Com router, you can also look at the instructions on how to find out your IP address.
Other IP Addresses for 3Com Routers
Users have also found that the following IP addresses also work as default IP addresses for 3Com routers.
192.168.1.1
192.168.0.1
192.168.1.254
You will probably also need a username and password to get into the web interface. If you find your model in the list, there is a link to the default settings for that model.
Most 3Com routers use the same usernames and passwords by default, so you can also try the passwords on the Default 3Com password list.
Default IP address List for 3Com Routers
Model of Router | Default IP | Password | Netmask |
3CRWDR101B-75 (WL-552) | 192.168.1.1 | admin | 255.255.255.0 |
3CRWDR300A-73 | 192.168.1.1 | admin | 255.255.255.0 |
3CRWE454G72 | 192.168.1.1 | admin | 255.255.255.0 |
3CRWE454G75 | 192.168.1.250 | admin | 255.255.255.0 |
3CRWE754G72-A | 192.168.1.1 | admin | 255.255.255.0 |
3CRWER300-73 | 192.168.1.1 | admin | 255.255.255.0 |
HomeConnect 3CRWE50194 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRTRV10075 (WL-534) | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWDR200A-75 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWE454A72 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWE51196 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWE52196 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWE554G72 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWE554G72TU | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWER100-75 | 192.168.1.1 | admin | 255.255.255.0 |
OfficeConnect 3CRWER200-75 | 192.168.1.1 | admin | 255.255.255.0 |