Telnet command for Windows 7

For the telnet command of Windows 7, I need to telnet to the customer's blade optical fiber switch module for configuration, but when I enable the built-in Windows 7
After entering the telnet command in CMD, the system prompts me "not an internal or external command, or a program or batch processing that can be run ". My first thought was that the CMD function failed, so I tried the ping command again. The strange thing is that the ping function can be used normally.

At this time, I thought that the telnet function was not enabled on Windows 7. Www.2cto.com opens the "control panel", finds programs and functions, and then click "enable or disable windows functions" in the upper-left corner ",
A dialog box for windows functions will pop up. This dialog box contains many small windows functions, and you can find Telent Client,
Check and confirm! Author sitoto