⑴ 如何查看本機開放的網路埠
1、在鍵盤上按下組合鍵win+r打開運行對話框。
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2、在打開的對話框中輸入CMD字樣。
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3、按下enter鍵，打開cmd命令行窗口，在命令行中輸入：netstat-na字樣。
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4、按下回車鍵，就會顯示本地連接以及打開的埠了。
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