从清华BBS上的帝国时代讨论组中搜索正在建立服务器的主机IP 并尝试连接相应端口是否打开，并通知玩家去玩帝国-Tsinghua BBS from the imperialist era discussion groups are being established to search the mainfr a me server IP and try to connect phase whether the port should be open and informed the playe