Tässä olisi sähköposti, jonka steam lähetti minulle, mutta tuskimpa se mitään auttaa: Hello, The issue you have described is most likely being caused by firewall or router restrictions preventing the normal operation of the Steam client application. Please follow the instructions below to configure your network for the use of Steam: Configure your Software Firewall Verify that you have the following applications in your firewall exceptions lists in order to avoid the most common connection errors: STEAMINSTALL.EXE STEAM.EXE HL.EXE HL2.EXE To open and access Windows Firewall: 1) Click Start and then click CONTROL PANEL 2) In the control panel, click WINDOWS SECURITY CENTER 3) Click WINDOWS FIREWALL To add a program to the Windows Firewall exceptions list: Go to the EXCEPTIONS tab, under PROGRAMS AND SERVICES, select the check box for the program or service that you want to allow, and then click OK. If you are using a different firewall application, you will need to visit your firewall application's website in order to find out how to access and add to the exception lists. Configure your Router Please follow the link below for more information on the ports required for Steam: Title: Required Ports for Steam URL: http://support.steampowered.com/cgi-bin/steampowered.cfg/php/enduser/std_adp.php?p_faqid=11#ports The typical router address is http://192.168.1.1 and more often than not you can enter this address into your web browser to access your router's configuration utility. For more information on port forwarding (with instructions listed by router manufacturer), please follow the link below to visit PortForward.com: http://www.portforward.com Connecting from a Network DeMilitarized Zone Steam currently does not support operation through a network DMZ. If your machine is currently in a network DMZ, you will need to reconfigure your network to play through Steam. If you encounter any further difficulties connecting to Steam after observing the recommended procedures listed above, please let us know.