Telnet allow you to send command on modem or router
XP is the only Windows Telnet ready , new Windows realese are not Telnet enable ready . You need to enable Telnet features on Control Panel.
Click on “Control Panel (menu it1em)” in “Start menu”
Click in “Windows Features” box and find the “Telnet Client” check box click OK
Allow the system to install the appropriate files – should take only a few seconds to a minute or so.
To test the functionality:
Click on the “Start button”
Click on “Search Box” in “Start menu”
Type “cmd” in the “Search box” to bring up a command prompt
Type “telnet” and hit “enter”. You should now see the Microsoft Telnet> prompt
There you go. Easy enough.
P.S. If you can’t find the “Telnet Client” check box in your programs list, you may need to upgrade your version of Windows 7 to get these features. like starter to win Ultimate