apt install masscan screen htop iftop masscan --version
# ubuntu apt install gcc git make libpcap-dev screen htop iftop # slackware ls -lF /var/log/packages/{gcc,git,libcap,make,screen,htop,iftop}-[0-9]* dpkg -l | grep masscan # empty git clone https://github.com/robertdavidgraham/masscan cd masscan/ grep ^proc /proc/cpuinfo echo $MAKEFLAGS make >/dev/null && echo BUILT make install >/dev/null && echo INSTALLED which masscan masscan --version