3Com HomeConnect 3CP4130 User Manual page 23

Type in the New Gateway address provided by your Service Provider and click "OK".
The system wil instruct you to reboot.
Once you reboot, this PC will have immediate "transparent" access to the WAN
connection.That is, the connection to the service provider is always on and you do not
have to connect and disconnect each time you access the remote network. For example,
if your service gives you Internet access, you can browse the web at any time.