The data field cannot carry which of the following?
A. TCP segment
B. UDP segment
C. ICMP messages
D. SMTP messages
Answer:C
The data field cannot carry which of the following?
A. TCP segment B. UDP segment C. ICMP messages D. SMTP messages
Explanation: Data field usually has transport layer segments, but it can also carry ICMP messages. SMTP is an application layer protocol. First it must go through the transport layer to be converted into TCP segments and then it can be inserted into IP packets.