输入为 192.168.1.250:/dev/sda 输出为 192.168.1.251:/backup/sda,则
emilia@192.168.1.251$ nc -l 12345 | dd of=/backup/sda
emilia@192.168.1.250$ dd if=/dev/sda | nc 192.168.1.251 12345
12345 为传输通过的端口
输入为 192.168.1.250:/dev/sda 输出为 192.168.1.251:/backup/sda,则
emilia@192.168.1.251$ nc -l 12345 | dd of=/backup/sda
emilia@192.168.1.250$ dd if=/dev/sda | nc 192.168.1.251 12345
12345 为传输通过的端口