hping is a complex ping-based program that allows you to send customized pings to remote hosts, gathering raw fingerprint data, utilizing the concept of “tcp specific firewalks”, and more. For Linux only. This is one of those “must have” tools. Get it!
You can download it from the following link: https://packetstormsecurity.com/files/download/14159/hping067.tgz
Source: https://packetstormsecurity.com/files/14159/hping067.tgz.html