Examples
Here are some example icmptypes:
echo-request
<?xml version="1.0" encoding="utf-8"?> <icmptype> <short>Echo Request (ping)</short> <description>This message is used to test if a host is reachable mostly with the ping utility.</description> </icmptype> echo-reply
<?xml version="1.0" encoding="utf-8"?> <icmptype> <short>Echo Reply (pong)</short> <description>This message is the answer to an Echo Request.</description> </icmptype> 