Vendor Highlight Archive

The internet control message protocol (ICMP) is a core protocols of the Internet Protocol Suite. It is a basis for the Ping protocol. Ping is the most basic connectivity diagnostic tool available. It is included in every IP based operating system. It uses the concept of the TTL Time to live to measure end to end latency between two hosts. It is a form of active network testing, and is used in NMS network managment systems as a method to determine that a host is reachable.