A netcat inspired utility for bidirectional communication over ICMP (ping) traffic.
sudo sysctl net.ipv4.icmp_echo_ignore_all=1
sudo python icmpcat_server.py
sudo python icmpcat_client.py <IP ADDRESS OF ICMPCAT SERVER> <TIME INTERVAL BETWEEN PINGS (SECONDS)>
Any lines typed into the client console will appear on the server console. Any lines typed into the server console will appear on the client console.