IPv6

Question 1

IPv6 loopback

Answer 1

::1

Question 2

IPv6 Link local address

Answer 2

fe80::/10

link-local is the IPv6 equevalent to APIPA in IPv4

Although only the fe80::/10 denotes the link-local address, according to the Request for Comments that defined link-local addresing, the next 54 bits have to be zeroes. That means in implementation, a link-local address will start with fe80::/64

Question 3

To get on the internet computer using IPv6 need second address called:

Answer 3

Global Unicast Address

An important feature to enable to allow router solicitation to work is called prefix delegation. This tells the router to go upstream to the ISP and get a prefix to hand out to clients.

Question 4

IPv6 Multicast Addresses

Answer 4

ff01: :1 – All Nodes Address
ff01: :2 – All Routers Address

Question 5

NDP

Answer 5

Neighbor Discovery Protocol – makes the IPv6 automation magic work.

NDP has five packet types:

• Neighbor solicitation
• Neighbor advertisement
• Router solicitation
• Router advertisement