Instructions
Open your web browser and enter the IP address of your router into the address bar. By default, the IP address of a Linksys router is 192.168.1.1.
Enter the network password for your router. If you have previously set up a user name and password, enter that information. If you have left the settings to their default, leave the user name field blank and type ̶0;admin̶1; for the password.
Click the ̶0;Security̶1; tab at the top of the window and uncheck the ̶0;Block Anonymous Internet Requests̶1; checkbox. Click ̶0;Save Settings̶1; to save your settings.
Click the ̶0;Applications & Gaming̶1; tab at the top of the window and select ̶0;Port Range Forward̶1; option to bring you to the port forward menu.
Open the following ports to allow access to the PlayStation Network: TCP 80, TCP 443, TCP 5223, UDP 3478, UDP 3479 and UDP 3658.