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UGC NET CSE | June 2013 | Part 2 | Question: 19

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In IPv4 header, the ____ field is needed to allow the destination host to determine which datagram a newly arrived fragments belongs to

  1. identification
  2. fragment offset
  3. time to live
  4. header checksum
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Answer : Identification

Identification: If IP packet is fragmented during the transmission, all the fragments contain same identification number. to identify original IP packet they belong to.

           

Reference : Ipv4 Header Overview

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