Linux network administration

flent – flexible network tester
horst – Highly Optimized Radio Scanning Tool
ip – change network settings
mtr – answer times of internet routing points to a specified hostname
namebench – hunts down the fastest DNS servers
nethogs – network status by process
nload – network statistics by interface
nmap – network mapper
nping – network packet generation, response analysis and response time measurement
rsync – copy files over network
sipcalc – calculate network masks and CIDR stuff
ssh – secure (remote) shell |

Tools