先去的本机的ip地址，然后利用netAPi去的本机的mac地址，然后将本机的ip地址和mac地址输出。-Go to the ip address of the machine, and then use netAPi to the mac address of the machine, then the machine ip address and mac address output. Go to the ip address of the machine, and then use netAPi to the mac address of the machine, then the machine ip address and mac address output.