Open a web browser like internet explorer or Netscape. Enter the ip address of your router in the address bar of your browser. In the picture above the address bar has
http://www.google.com in it. Just replace all of that with the ip address of your router. By default the ip address should be set to 192.168.1.1.
You should see a box prompting you for your username and password. Enter your username and password now. By default both the username and password are admin. Click the Ok button to log in to your router.
Click the Application link near the left of the page.
You should now see a new menu. In this new menu, click Port Forwarding.
Put a dot into the User radio button.
Click the New button near the bottom of the page.
We will list a series of lines here that will show you exactly how to forward the ports you need to forward. Counter Strike requires you to forward the 1200,27000-27015,27020-27039 ports. Go ahead and enter the settings shown above into the Rule Management menu and then click Submit.
1)
Rule Name : Cs
Protocol : UDP
Port Start : 27020 Port End : 27039
Port Map : 27020
OR
2)
Rule Name : Cs
Protocol : UDP
Port Start : 1200 Port End : 1200
Port Map : 1200
OR
3)
Rule Name : Cs
Protocol : UDP
Port Start : 27000 Port End : 27015
Port Map : 27000
Select the applications you just created in the Available Rules list, then click the Add > button to move them to the Applied Rules box. When you are finished, click the Submit button.
When you're finished, click Save Settings near the left of the screen to save your changes.
And that's it! You're done!
To test if your port has been properly forwarded, you can use our
Port checker