If the value in protocol field is 17, the transport layer protocol used is _____________
A. TCP
B. UDP
C. ICMP
D. IGMP
Answer:B
If the value in protocol field is 17, the transport layer protocol used is _____________
A. TCP B. UDP C. ICMP D. IGMP
Explanation: The protocol field enables the demultiplexing feature so that the IP protocol can be used to carry payloads of more than one protocol type. Its most used values are 17 and 6 for UDP and TCP respectively. ICMP and IGMP are network layer protocols.