Syngress.Nmap.in.the.Enterprise.Your.Guide.to.Network.Scanning
1、主机选择参数-iL:从文件中读取主机清单-iR:随机选择--exclude:排除主机--excludefile2、主机发现-sP:使用默认方式实施主机扫描,不做进一步扫描直连网络ARP;跨网络默认,TCP80,ICMPREQUEST-PE/PP/PM:ICMPecho(即:ping),timestamp,andnetmask请求发现-PS/PA/PU/PY:TCPSYN/ACK,UDPorSC