用JAVA写的局域网扫描程序，可以扫描同网段的局域网中有哪些正在工作的主机,Written using JAVA LAN scanner can scan the same network segment of the LAN which is the work of the host

用JAVA写的局域网扫描程序，可以扫描同网段的局域网中有哪些正在工作的主机--Written using JAVA LAN scanner can scan the same network segment of the LAN which is the work of the host