pksh, the Packet Shell
If you are impatient and not interested in the full story, here is the download button:
git clone https://github.com/rcarbone/pksh.git
Please, make sure you have the autotools installed before to attempt to compile.
1> cd pksh
2> ./configure
3> sudo shell/pksh
Warning:
You need super-user permissions to run the shell because
sniffing from a network interface is a privileged operation.
Here is the home page: