How can you identifiy a DNS frame in wired Ethernent? 1. Is it broadcast? 2. What is layer 3 protocol : IP/ARP 3. What is layer 4 protocol : TCP/ UDP 4. What clue will tell you it is a DNS frame ?(explan) 5. Is the following frame carrying DNS message? Solution Please find the answers below: 1) No 2) The address resolution protocol (arp) is a protocol used by the Internet Protocol (IP), specifically IPv4, to map IP network addresses to the hardware addresses used by a data link protocol. 3) TCP is one of the main protocols in TCP/IP networks. Whereas the IP protocol deals only with packets, TCP enables two hosts to establish a connection and exchange streams of data. TCP guarantees delivery of data and also guarantees that packets will be delivered in the same order in which they were sent. .