ICMP and OSI Layer

INTERNET CONTROL MESSAGE PROTOCOL (ICMP)

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INTERNET CONTROL MESSAGE PROTOCOL ( ICMP ) The Internet Protocol (IP) is used for host-to-host datagram service in a system of interconnected networks called the Catenet.  The network connecting devices are called Gateways. These gateways communicate between themselves for control purposes via a Gateway to Gateway Protocol (GGP).  Occasionally a gateway or destination host will […]