Default settings of the ARRIS SB6121
Here you can find the default IP address and the predefined access data for the user interface of the SB6121 SURFboard Cable Modem router of ARRIS. In the bottom part of this site, you will find a manual for accessing the router’s user interface.
Login data for the user interface
- IP address:
Access to the user interface
Accessing the user interface is necessary when you want to change the router configuration. For the ARRIS SB6121, you have to do the following steps for access:
- Switch on router
- Set up a connection between the device and the router via network cable
- Start web browser
- Insert IP address into the address bar and confirm with ‘Enter’ key
- Enter password in the login form and confirm
Reset default settings
Resetting default settings is especially helpful when you have changed and forgotten the login data for the user interface. Please consider that not only will settings like IP address, username and password be set to factory settings, but all configurations you may have made will as well.
Execute software reset
With the ARRIS SB6121, you can restore the factory settings with the installed software. Log in to the user interface of the router with your access data and execute the steps that are described in the user handbook.
After you have successfully executed the steps mentioned above, the configuration of the router will be reset to factory settings. If you want to log in to the user interface, you have to use the preset login data.