[Answer] A host wants to send a message to another host with the IP address 115.99.80.157. IP does not know the hardware address of the destination device. Which protocol can be used to discover the MAC address?

Answer: ARP
A host wants to send a message to another host with the IP address 115.99.80.157. IP does not know the hardware address of the destination device. Which protocol can be used to discover the MAC address?

The Address Resolution Protocol (ARP) is a communication protocol used for discovering the link layer address such as a MAC address associated with a given internet layer address typically an IPv4 address .This mapping is a critical function in the Internet protocol suite.ARP was defined in 1982 by RFC 826 which is Internet Standard STD 37.. ARP has been implemented with many combinations …

The Transmission Control Protocol (TCP) is one of the main protocols of the Internet protocol suite.It originated in the initial network implementation in which it complemented the Internet Protocol ( IP ). Therefore the entire suite is commonly referred to as TCP/ IP .TCP provides reliable ordered and error-checked delivery of a stream of octets (bytes) between applications running on hosts …

Default gateway – Wikipedia

Default gateway – Wikipedia

Default gateway – Wikipedia

Default gateway – Wikipedia

The Dynamic Host Configuration Protocol (DHCP) is a network management protocol used on Internet Protocol ( IP ) local area networks.A DHCP server must be present on the network. A device connected to the network requests an IP address from the DHCP server using the DHCP protocol ; the server assigns a unique address to the device identifying it…

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