Chapter 5

Question 1

You want to verify the line assignment and registration status of the IP phones currently supported by CME. Which of the following show commands provides this information?

Answer 1

show ephone

Question 1

CCP automatically saves changes to flash as you configure them on the router.

Answer 1

False

Question 1

How does CCP link phones and extensions together?

Answer 1

By creating a user account, you can link the user account, phone, and extension together.

Question 2

In the command button 1:2 what do the 1 and the 2 stand for?

Answer 2

The 1 is the first physical button, 2 is the second ephone-dn

Question 2

What is the simplest method you can use to have an ephone-dn respond to an internal four-digit extension as well as a ten-digit DID number?

Answer 2

Assign a secondary number using the “number” command.

Question 3

What is the fourth step in the boot process of a Cisco IP phone?

Answer 3

The IP phone contacts the TFTP server and downloads its configuration file and firmware.

Question 4

You want to assign the directory number 1000 (ephone-dn 5) to the third line button on a Cisco 7961 IP Phone (ephone 12). What syntax accomplishes this task?

Answer 4

button 3:5

Question 5

What is the pirmary difference between Single-line and a Dual-line ephone?

Answer 5

A dual line can handle two simultaneous calls and has features like call waiting and conferance calling. Single line cannot do any of this and will get a busy single if a call is already active.

Question 6

What is the fifth step in the boot process of a Cisco IP phone?

Answer 6

Based on the IP address listed in the configuration file, the IP phone contacts the call processing server (the CME router, in this case), which supports VoIP functions.

Question 8

What is the second step in the boot process of a Cisco IP phone?

Answer 8

The switch delivers voice VLAN information to the Cisco IP Phone using Cisco Discovery Protocol (CDP).

Question 9

IP Phone configuration is stored in what file on Cisco voice routers?

Answer 9

XMLDefault.cnf.xml

Question 9

Before CCP enables you to configure any phones or extensions, what component must you configure?

Answer 9

Telephony service

Question 11

What DHCP option is required for IP Phones?

Answer 11

Option 150

Question 12

Entering the command ephone-dn 2 from global configuration mode creates what type of ephone-dn?

Answer 12

Dual Line

Question 13

What is the only required field when adding a user account using
CCP?

Answer 13

UserID

Question 15

What is the first step in the boot process of a Cisco IP phone?

Answer 15

The 802.3af PoE switch sends a small DC voltage on the Ethernet cable, detects an unpowered 802.3af device, and supplies power to the line.

Question 17

The three core configuration components for CME are?

Answer 17

1. IP Source Address
2. Max DN
3. Max EPhones

Question 18

What is the third step in the boot process of a Cisco IP phone?

Answer 18

The IP Phone sends a Dynamic Host Configuration Protocol (DHCP) request on its voice VLAN. The DHCP server replies with IP addressing information, including DHCP Option 150, which directs the IP phone to the TFTP server.

Question 19

Where are the three places you can find the MAC address of a Cisco IP Phone?

Answer 19

1. On the box for the phone
2. On the back of the phone
3. In the settings menu of the phone

Question 20

You have VLAN 10 for Data and VLAN 15 for voice, how do you assign these VLANs to a access port?

Answer 20

switchport access vlan 10

switchport voice vlan 15