Reboot WebSTAR DPC2100R2 Cable Internet Modem
Here is how to reboot a WebSTAR DPC2100R2 Cable Internet Modem using a cURL command in Windows. This command will reboot this modem regardless of the ISP; be it BT, Comcast, Virgin Media, Rogers, etc.
1) First you will need to download curl for windows, you can get it here: cURL
2) Now extract the curl archive you downloaded to your D drive, you can use any drive but just make sure you continue to use the same drive in the next steps.
3)Open command prompt(or click start->run type "cmd" without quotes and press enter)
4) Navigate to the drive where you extracted the cURL program if its in D drive type D: and press enter. Now type "cd curl-7.21.2-devel-mingw32", then type "cd bin" Your command prompt should now be showing this path: D:curl-7.21.2-devel-mingw32 in>
5) Copy paste the following command into the command prompt window and when you press enter your modem will reset: curl http://192.168.100.1/goform/gscan -d SADownStartingFrequency=687000000