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Wireless Mobile Communications
Network Protocols
Q
In version field of IPv4 header, when machine is using some other version of IPv4 then datagram is __________
AA. Discarded
BB. Accepted
CC. Interpreted
DD. Interpreted incorrectly
Correct Answer:
A. A. Discarded
Explanation:
A 4 bit field defines the version of IPv4 protocol. This field tells the software running in the processing machine that the datagram has the format of version 4. If the machine is using some other version of IPv4, the datagram is discarded rather than interpreted incorrectly.
