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Which IPv6 address is valid?

Which IPv6 address is valid?

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A. 2031:0:130F::9C0:876A:130B
B. 2001:0DB8:0000:130F:0000:0000:08GC:140B
C. 2001:0DB8:0:130H::87C:140B
D. 2031::130F::9C0:876A:130B

This question is part of CCNA – IPv6
Asked by Rapbondoc, Last updated: Jan 25, 2020

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4 Answers

kevin

Kevin

Answered Dec 23, 2019

The correct answer is 2031:0:130F::9C0:876A:130B.

 

J. Shatner

J. Shatner, Content writer, Boston

Answered Jul 19, 2018

If you are unsure of which Internet Protocol version 6 address is valid, you can quickly go through the process of elimination. Answers B and C cannot be IPv6 addresses because of the inclusion of the letters G and H. Answer D is incorrect because it includes double colons.

This leaves answer A: 2031:0:130F::9C0:876A130B The reason that answer A is correct and has double colons is due to the fact that a line of zeroes have been suppressed—and done so correctly.

 

L. Hawkes

L. Hawkes, Teacher, Memphis

Answered Jun 28, 2018

The answer for this is letter A. A has an ipv6 address that states 2031:0:130F:9C0:876A:130B. The other addresses are not valid because of different reasons. Right off the bat, we can see that D is not valid because of the double: . B is not valid because of the letter G. C is not a valid ipv6 address because this contains the letter H. It will be wise to familiarize yourself with the different letters that should not be part of the usual ipv6 address. The more that you understand thi...Read More
 

rapbondoc

Rapbondoc

Answered Oct 25, 2017

2031:0:130F::9C0:876A:130B

Answer B is not correct because it has a letter G. Answer C is not correct because it has a letter H. Answer D is not correct because it has two ::.
 

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