All we know that Windows 7 was introduced with lot of features, But some features were also removed due to security reasons. One such feature is telnet client which does not come by default with Windows 7.
As already you know Windows 8 Developer Preview has been released on Nov 2011 for public, it came with lots of feature but they removed some of the feature by default on Windows 8 to make it secure. Telnet is the such one feature disabled…
Microsoft had disabled the access to the games in the Windows 7 professional because of the corprate clients.if you wish to enable the games in the Windows 7 follow the steps. Play your favourite game after you enabled it.