CCNA 3: Chapter 7 EIGRP

Question 1

Place the options in the following order:

Order of the precedence in which an EIGRP router would chose the router ID

Answer 1

1. eigrp router-id command
2. Highest IP4 address on loopback interface
3. Highest IP4 address on active physical router.

Question 2

Refer to the exhibit. Which command should be used to configure EIGRP to only advertise the network that is attached to the gigabit Ethernet 0/1 interface?

Answer 2

network 172.16.23.64 0.0.0.63

Question 3

What is the purpose of using protocol-dependent modules in EIGRP?

Answer 3

to accommodate routing of different network layer protocols

Question 4

Which statement describes a characteristic of the delivery of EIGRP update packets?

Answer 4

EIGRP uses a reliable delivery protocol to send all update packets.

Question 5

A new network administrator has been asked to verify the metrics that are used by EIGRP on a Cisco device. Which two EIGRP metrics are measured by using static values on a Cisco device? (Choose two.)

Answer 5

1. bandwidth

2. dalay

Question 6

Which protocol is used by EIGRP to send hello packets?

Answer 6

RTP

Question 7

Which destination MAC address is used when a multicast EIGRP packet is encapsulated into an Ethernet frame?

Answer 7

01-00-5E-00-00-0A

Question 8

Match the correct version of EIGRP with the EIGRP features?

1. EIGRP for IPv4 only
2. both EIGRP for IPv4 and EIGRP for IPv6
3. EIGRP for IPv6 only

Answer 8

1. source address for EIGRP messages is a routerable address
2. uses a 32-bit router ID
3. source address for EIGRP messages is a link-local address

Question 9

Refer to the exhibit. R2 has two possible paths to the 192.168.10.4 network. What would make the alternate route meet the feasibility condition?

Answer 9

a reported distance less than 3523840

Question 10

Refer to the exhibit. Which two networks contain feasible successors? (Choose two.)

Answer 10

1. 10.44.100.252

2. 192.168.71.0

Question 11

If all router Ethernet interfaces in an EIGRP network are configured with the default EIGRP timers, how long will a router wait by default to receive an EIGRP packet from its neighbor before declaring the neighbor unreachable?

Answer 11

15 seconds

Question 12

Which command or commands must be entered on a serial interface of a Cisco router to restore the bandwidth to the default value of that specific router interface?

Answer 12

no bandwidth

Question 13

Which EIGRP route would have the preferred administrative distance?

Answer 13

a summary route

Question 14

How do EIGRP routers establish and maintain neighbor relationships?

Answer 14

by exchanging hello packets with neighboring routers

Question 15

When an EIGRP-enabled router uses a password to accept routes from other EIGRP-enabled routers, which mechanism is used?

Answer 15

EIGRP authentication

Question 16

What is indicated when an EIGRP route is in the passive state?

Answer 16

The route is viable and can be used to forward traffic.

Question 17

Which three metric weights are set to zero by default when costs in EIGRP are being calculated? (Choose three.)

Answer 17

k5
k4
k2

Question 18

Why would a network administrator use a wildcard mask in the network command when configuring a router to use EIGRP?

Answer 18

to exclude some interfaces from the EIGRP process

Question 19

Which table is used by EIGRP to store all routes that are learned from EIGRP neighbors?

Answer 19

the topology table

Question 20

Where are EIGRP successor routes stored?

Answer 20

in the routing table and the topology table

Question 21

Launch PT – Hide and Save PT

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question

Answer 21

Complete

Question 22

Which command is used to display the bandwidth of an interface on an EIGRP-enabled router?

Answer 22

show interfaces

Question 23

Fill in the blank.
In an EIGRP topology table, a route that is in a/an ” ____ ” state will cause the Diffusing Update Algorithm to send EIGRP queries that ask other routers for a path to this network.

Answer 23

active