Which Layer Is Icmp Protocol?
Therefore, in the Topic on Tcp/Ip-Based Layered Network, Icmp Is Shown as a Layer 3 Protocol. Icmp Is Probably Most Well Known as the Message Protocol Used for...
Therefore, in the topic on TCP/IP-based layered network, ICMP is shown as a layer 3 protocol. ICMP is probably most well known as the message protocol used for the ping command.
Is ICMP Layer 4 protocol?
ICMP messages are encapsulated in IP packets so most people would say that it's a layer 4 protocol like UDP or TCP. However, since ICMP is a vital part of the IP protocol it is typically considered a layer 3 protocol.
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Is ICMP a transport layer protocol?
Unlike the Internet Protocol (IP), ICMP is not associated with a transport layer protocol such as TCP or UDP. This makes ICMP a connectionless protocol: one device does not need to open a connection with another device before sending an ICMP message.
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