Nmap

Install on Ubuntu

NMAP_VER=6.40
apt-get install build-essential checkinstall
wget http://nmap.org/dist/nmap-$NMAP_VER.tar.bz2
tar -jxvf nmap-$NMAP_VER.tar.bz2
cd nmap-$NMAP_VER
./configure
make "LUA_LIBS=../liblua/liblua.a -ldl -lm"
checkinstall
dpkg -i nmap_$NMAP_VER-1_*.deb

Improving scan times

• http://nmap.org/book/man-performance.html

-p 1-10000 -sS -PN -T4 --min-parallelism 100

Zenoss

-p 1-10000 -sS -PN --open -oG -

nping

nping -c 1 --tcp -p 80,433 host