Multiple choice

Which is true for Next Header field in an IPv6 header.

  1. 1 byte field that uses same protocol numbers as IPv4

  2. 1 byte field that uses different protocol numbers than IPv4

  3. 2 byte field that uses same protocol numbers as IPv4

  4. 2 byte field that uses different protocol numbers than IPv4
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A Correct answer
Explanation

The Next Header field in IPv6 is 1 byte and uses the same protocol numbers as the Protocol field in IPv4.

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