轉服務遠端的服務

例如想要在某一台 DMZ 的設備轉 port 到內部的某個服務,可以用這項功能:

# mkfifo snmpd_2way
# ncat --udp -l 1611 0<snmpd_2way | ncat --udp 192.168.1.123 161 1>snmpd_2way

上面的指令就是 將 192.168.1.123 udp 161 綁入下指令那台機器的 1611 port

如果要用 tcp 就把 “- -udp” 選項拿掉即可

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