3. NMAP - What is it?
• free and open source utility for network discovery and
security auditing
• binaries available for Linux, Windows, & Mac OS X
• It was designed to rapidly scan large networks, but
works fine against single hosts.
• uses raw IP packets in novel ways to determine what
hosts are available on the network, what services
(application name and version) those hosts are offering
4. NMAP
$ nmap 172.16.16.14
$ nmap 172.16.16.10-19
$ nmap 172.16.16.0/24
Default nmap TCP scan uses the 1000 most popular
ports.
see /usr/share/nmap/nmap-services