AD/IPv6 Prefix & tables

Question 1

IPv6 Prefix for link-local unicast address

Answer 1

FE80::/10

Question 2

AD for “Connected Route”

Answer 2

0

Question 3

AD for “Internal BGP”

Answer 3

200

Question 4

AD for “IGRP”

Answer 4

100

Question 5

IPv6 Prefix for unique local unicast address

Answer 5

FC00::/7

Question 6

AD for “External EIGRP”

Answer 6

170

Question 7

AD for “OSPF”

Answer 7

110

Question 8

AD for “Internal EIGRP”

Answer 8

90

Question 9

AD for “External BGP”

Answer 9

20

Question 10

AD for “Static Route”

Answer 10

1

Question 11

IPv6 Prefix for multicast addresses

Answer 11

FF00::/8

Question 12

IPv6 Prefix for global unicast address

Answer 12

2000::/3

Question 13

Unknown

Answer 13

255

Question 14

AD for “RIP”

Answer 14

120

Question 15

Difference between the ARP table and Mac-Address table

Answer 15

The MAC address table is the result of switching activity and the ARP table is the result of routing activity

The ARP table is the result of layer 3 activity and is built as layer 3 interfaces look for and find the MAC address associated with an IP address. The MAC address table is the result of layer 2 activity and is built as layer 2 interfaces receive a frame and discover the source MAC address of the frame.

Question 16

AD for “IS-IS”

Answer 16

115

Question 17

IPv6 Prefix for 6-to-4 tunneling. What is 6-to-4 tunneling?

Answer 17

2002::/16

Allows IPv6 packets to be transmitted over an IPv4 network without the need to configure explicit tunnels.

When you run IPv4 and IPv6 on a router. It’s called dual-stack.