You will need
  • - administrator rights.
Start your network environment or "control Center network and sharing" (if using Windows 7). In the network connection properties note the same parameter. To open network connection properties, right-click your mouse on the connection icon and select Properties. Can also go through the shortcut to "My computer". Further, in the left part of the window find the tab called "control Panel". In it click on the shortcut to "my Network places".
For Windows 7 properties of the TCP/IP Protocol can also be viewed by clicking on the network shortcut and selecting in the opened window "Properties". If this option is set automatically to the external network device, then you need to launch the command prompt utility. Each operating system there are similar functions that allow you to control using commands.
Type cmd in the Run window, or run command-line utility from the menu. Type the command ipconfig /all and press enter on the keyboard. Carefully enter this command, because the wrong combination can hurt your computer and also the entire operating system. The screen will display all information about current network settings.
To know the DNSname you can also your network administrator for your network segment, or reading the documentation to establish connection, which you have given in the provider's office. Such parameters will be specified in the instructions for setting up network connections. The DNSname of the computer consists of all the domain names to a higher part of the structure of the network. So don't be surprised if this option will not be short. Domain names top-level few — about 250. The other names are formed based on them.