Tag: ICMP

ICMP is a network layer protocol (IP layer protocol). ICMP is for IPV4 and is defined in RFC 92. ICMP for IPV6 is defined in RFC 4443. The Structure of ICMP is : TYPE | CODE | CHECKSUM | CONTENT (header of ICMP) ICMP is leveraged for diagnostic and control purposes. Many command line utilities are based on ICMP, ICMP is the network protocol…