yum install nmap
wget http://freshmeat.net/redir/nmap/7202/url_tgz/nmap-4.03.tgz tar xzfp nmap-4.03* cd nmap-4.* ./configure --without-nmapfe make make install
$ nmap -sT -P0 localhost # nmap -sU localhost (UDP は root じゃないとみれない) $ nmap -p1-1024 localhost