'telnet' is not recognized as an internal or external command

解决方案

在Win7, Vista, Windows Server 2008 R2上, telnet不是默认安装的. 遇到这个错误的解决方案如下:

1. 点击Start->Control Panel->Programs

2. Turn Windows Features on or off.

3. 在列表中, 向下滚动, 选择Telnet Client.

4. 点击OK, 开始安装.

 

来源:

http://trycatch.be/blogs/scratchthesurface/archive/2007/04/15/vista-telnet-is-not-recognized-as-an-internal-or-external-command-operable-program-or-batch-file.aspx