IPv6

Question 1

Which DNS record maps a domain name to an IP address in IPv6?

Answer 1

AAAA

Question 2

What is the role of DAD in IPv6?

Answer 2

To identify duplicate addresses (Duplicate Address Detection).

Question 3

What is the host portion of the following IPv6 address?

2001:a2c8:123d:0011::0/64

Answer 3

Host portion is: 0000:0000:0000:0000

First 48 bits = Prefix | 2001:a2c8:123d
Next 16 Bits = Subnet | 0011
Last 64 bits = Are for devices