Software >> Network >> Security >> How to use hping3 to test TCP timestamp response from a remote host

hping3 www.example.com -p 80 -S --tcp-timestamp -c 1


  hping3   a network packet generator and analyser
  -p   an open port on the target
  -S   set the SYN flag
  --tcp-timestamp   add the TCP timestamp option
  -c 1   stop after receiving 1 response packet