Nmap是一款针对大型网络的端口扫描工具,它也适用于单机扫描,它支持很多扫描，也同时支持性能和可靠性统计。
[root@localhost ~]# yum install namp [root@localhost ~]# nmap 127.0.0.1 Starting Nmap 5.51 ( http://nmap.org ) at 2017-05-18 22:39 PDT Nmap scan report for localhost (127.0.0.1) Host is up (0.0000020s latency). Not shown: 997 closed ports PORT STATE SERVICE 22/tcp open ssh 25/tcp open smtp 631/tcp open ipp Nmap done: 1 IP address (1 host up) scanned in 0.07 seconds转载于:https://www.cnblogs.com/fanren224/p/8457247.html
