寻找局域网中可以上网的ip，一般用于公司内网设有IP访问权限的时候。运用了多线程处理、ip地址更换等命令，希望对大家有帮助！^_^-Looking for LAN internet ip, generally used for company intranet with IP access. The use of multi-threaded processing, ip address command replacement, we want to help! ^ _ ^