Solution: the Telnet command is unavailable for Windows 7.
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By default, the telnet service is disabled in win7. the restart Telnet method is as follows: 1. If you go to the service item in the management tool of the Control Panel to find telnet, it is futile, this service is not available by default. Of course, you can do it as follows. "Control Panel" 1>"Program"1>" turn on or off the windows function ". You can see many service items in it. Select" Telnet Server "and" Telnet client "to confirm. In this way, you can return the "service item" or services. you can see Telnet in MSC. 2. Choose "Control Panel"> "Administrative Tools"> "service" or "services. after entering the service item list, find Telnet and you can see that it is disabled, in this case, you need to right-click "Disable" and select "attribute", change "Disable" to "Manual", and then right-click the status bar and choose "start ". In this way, your machine's telnet service will start.