IP As the core protocol of the network layer in the TCP/IP protocol stack, the fixed part of the packet header has 20 bytes and carries a variety of identification fields to define the transmission of the data packet.
Which of the following statements about the identification field is incorrect?

Question

IP As the core protocol of the network layer in the TCP/IP protocol stack, the fixed part of the packet header has 20 bytes and carries a variety of identification fields to define the transmission of the data packet.

Which of the following statements about the identification field is incorrect?

Francesco Facco · Accepted Answer

Total Length (16bit), indicating the length of the IP header

Francesco Facco · Answer

version (4bit), identifies the IP version, the current iP version is 4, and the next generation version is 6

Francesco Facco · Answer

TLN Time to live, 8bit), when an IP packet is generated, an initial value will be set, and when an old packet is forwarded from one router to another, the TTL value will decrease by 1. When the TTL is 0, the packet will be discarded

Francesco Facco · Answer

Protocol (8bit), indicating the protocol type to which the IP payload belongs, and a value of 6 indicates that the IP encapsulation is a TCP segment

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