使用nc命令檢查tcp/udp端口

nc命令檢查tcp/udp端口web tcp 端口檢查：ssh #telnet 10.128.0.160 22 Trying 10.128.0.160… Connected to 10.128.0.160. Escape character is ‘^]’. #nc -z 10.128.0.160 22 Connection to 10.128.0.160 22 port [tcp/ssh] su

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