Your computer is connected to the router and you are able to access the Internet through the router.
That means the Internet is working through your router, at least for this computer.

The Internet service provider is a CABLE company.
First we will check the IP address of the computer on which you are working.

What is the Operating system of your computer ?

 

WINDOWS ME /98 >>     WINDOWS XP / 2000 >>

WINDOWS VISTA / 7 >>     MAC OS >>

 

How to check the Operating system on the windows computer ?
Click Start ==> You will see " My computer" or " Computer ". Right click on it and go to Properties option. It will open a new window. On this window you will see the operating system of your computer.
OR click Start ==> Go to RUN ==> In the RUN box type winver and click OK.