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Discovering computer networks: hands on in the Open Networking Lab
Discovering computer networks: hands on in the Open Networking Lab

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11.4 Introduction to IPv6

Though the use of the IPv4 addressing scheme has been extended by the adoption of subnet masks and Network Address Translation (NAT), there still aren’t enough IPv4 addresses to satisfy current, let alone future, needs. To overcome this problem, IPv6 (Internet Protocol version 6) has been developed.

Watch the video below, which is about 5 minutes long. This video provides a brief introduction to IPv6.

Introduction to IPv6

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Activity 5 Test yourself

5 minutes

1. How many bits are there in an IPv6 address?

a. 

32


b. 

64


c. 

128


d. 

256


The correct answer is c.

2. IPv6 addresses are organised into groups of how many bits?

a. 

4


b. 

8


c. 

16


d. 

32


The correct answer is c.

3. Select the transmission modes of IPv6.

a. 

Anycast


b. 

Broadcast


c. 

Duplicast


d. 

Multicast


e. 

Singlecast


f. 

Unicast


The correct answers are a, d and f.