Go to Properties in My computer → Advanced system settings → Advanced → Environment Variables.Select 'PATH' from the list of system variables and edit and set PATH to c:\windows\system32;
tifaxp26 wrote:控制台 > 程式和功能 > 開啟或關閉Windows功能 > 勾選 Telnet Client > 搞定...(恕刪) 不要亂教好嗎??樓主是ping指令有問題,不是telnet,牛頭不對馬嘴加上telnet已經被人破解有很危險的資安風險,你叫人家打開是在害人嗎??