CH 2 Unified Communications QUESTIONS

Question 1

Client software that includes a soft phone, instant messaging, directory, web conferencing and other communication services.

Answer 1

Cisco Unified Personal Communicator

Question 2

Resides on a Cisco ISR to provide IP telephone capabilities for a small to medium-sized business (up to 450 phones at the largest configuration)

Answer 2

Cisco Unified Communications Manager Express (CME)

Question 3

An IP telephony system that runs on a Linux appliance and supports large businesses

Answer 3

Cisco Unified Communication Manager (CUCM)

Question 4

Provides voicemail, fax messages, instant messages and other messaging services that runs on an ISR and is used for small businesses up to 300 mailboxes and has no redundancy.

Answer 4

Cisco Unity Express

Question 5

Facilitates an awareness of the status of a user – are they available, busy or offline.

Answer 5

Cisco Unified Presence

Question 6

An appliance that provides voicemail, fax messages, instant messages and other messaging services for large businesses up to 20,000 mailboxes per server and provides for redundancy

Answer 6

Cisco Unity Connection

Question 7

An automated replacement for an operator that allows dialing by name or extension and can provide a basic menu for choices

Answer 7

Auto-attendant

Question 8

An open standard IP telephony signaling protocol that is becoming the standard for voice signaling.

Answer 8

Session Initiation Protocol (SIP)

Question 9

The fax standard protocol

Answer 9

T.37

Question 10

The protocol for carrying multimedia information over the IP network, used in this situation to carry the voice payload.

Answer 10

Real-time Transport Protocol

Question 11

An automated system that guides a customer to the correct response by retrieving information from a database based on customer input by either speaking or entering information on the keypad.

Answer 11

Interactive Voice Response (IVR)

Question 12

Provides VoIP trunk connectivity, usually using SIP, to the PSTN to provide a cost savings over traditional telephony service providers (TSP).

Answer 12

Internet Telephony Service Provider (ITSP)

Question 13

A system that tracks agent availability and routes calls to the next available agent.

Answer 13

Automatic call distribution

Question 14

The CUCM client that communicates with the device that holds the master database and replicates the information to its files.

Answer 14

CUCM Subscriber

Question 15

A standard that allows voicemail servers to integrate the exchange of messaging services.

Answer 15

Voice Profile for Internet Mail (VPIM)

Question 16

The CUCM device that receives the off-hook message and responds appropriately to the subsequent device request.

Answer 16

CUCM primary server

Question 17

The CUCM device that holds the master copy of the database and replicates to other devices.

Answer 17

CUCM Publisher

Question 18

Cisco’s proprietary IP telephony protocol.

Answer 18

Skinny Client Control Protocol (SIP)

Question 19

Cisco’s protocol that provides the capability for a device to signal the other devices in a cluster.

Answer 19

Intracluster Communication Signaling (ICCS)

Question 20

What happens to a current IP call between two people in the same office if the router that is running CME is rebooted?

a. The call remains active, but no features – such as hold, transfer, etc – are available.
b. The call is disconnected
c. The call is active and the features remain available
d. The call is active and the Cisco IP phones enable RTP Proxy mode

Answer 20

a. The call remains active, but no features – such as hold, transfer, etc – are available.

Question 21

Which of the following products would support integrated FXS ports?
a. Cisco Unified Communications Manager Express
b. Cisco Unified Communications Manager
c. Cisco Unified Presence
d .Cisco Unity Connection

Answer 21

a. Cisco Unified Communications Manager Express

Question 22

Which of the following signaling methods can CME use for endpoint control? (Choose two.)

a. SCCP
b. SIP
c. H.323
d. MGCP

Answer 22

a. SCCP

b. SIP

Question 23

Even though Cisco designed CME for small office deployments, you can connect through a SIP trunk to a larger VoIP infrastructure, such as CUCM.

a. True
b. False

Answer 23

a. True

Question 24

Two users are talking on Cisco IP Phones to each other in the same office. Midway through the call, an administrator reboots the CME router. What happens to the current call?

a. The call is immediately disconnected.
b. The call disconnects once the TCP keepalive between the Cisco IP Phones and the CME router fails.
c. The call remains active; however, no supplemental features (such as hold, transfer, etc…) are available for the remainder of the call.
d. The call remains active, and the Cisco IP Phones enable SIP Proxy mode for RTP.

Answer 24

c. The call remains active; however, no supplemental features (such as hold, transfer, etc…) are available for the remainder of the call.

Question 25

Which of the following equipment allows the CME router to convert analog audio into VoIP packets? a. CPU/Processor b. Digital Signal Processor c. SIP CODEC conversion d. CODEC IOS enablement

Answer 25

b. Digital Signal Processor

Question 26

Each Unity Express module supports a different number of ports. What does the port value indicate? a. Number of concurrent calls the module supports b. Number of voicemail boxes the module supports c. Number of imported mailboxes the module supports d. Amount of storage space the module supports

Answer 26

a. Number of concurrent calls the module supports

Question 27

Which of the following key features supported by CUCM does CUCM Business Edition not support? a. SIP/SCCP endpoint control b. Appliance-based OS c. Gateway control d. Redundancy

Answer 27

d. Redundancy

Question 28

If a CUCM Publisher server fails, which of the following events occur? a. A CUCM Subscriber takes over Publisher functions until the original Publisher server preempts the role. b. A CUCM Subscriber takes over Publisher functions permanently; if the original Publisher server returns, it is demoted to a Subscriber role. c. Administrative access to the CUCM database becomes read-only; user-facing features are writable to the Subscriber. d. Outside calling is disabled until the CUCM Publisher returns to the network.

Answer 28

c. Administrative access to the CUCM database becomes read-only; user-facing features are writable to the Subscriber.

Question 29

How many redundant CUCM servers does a Cisco IP Phone support for failover purposes (not including SRST devices)? a. 2 b. 3 c. 4 d. 6

Answer 29

b. 3

Question 30

How many call processing servers does Cisco support adding in a CUCM cluster? a. 2 b. 3 c. 6 d. 8 e. 9

Answer 30

d. 8

Question 31

When run on a single server, Cisco Unity Connection can support up to 20,000 mailboxes. When combining two Cisco Unity Connection servers in an active/active redundancy pair, how many mailboxes are supported? a. 20,000 b. 35,000 c. 40,000 d. 45,000

Answer 31

a. 20,000

Question 32

Which of the following governs the number of concurrent calls supported by a Cisco Unity Connection server? a. Trunk Ports b. Voicemail Ports c. SIP Proxy Server d. CUCM SCCP Hunt Group

Answer 32

b. Voicemail Ports

Question 33

Cisco Unified Presence supplies which of the following capabilities? (Choose two.) a. Cisco Unified Personal Communicator b. Enterprise IM Solution c. Visible status indicators of IP Phone users d. Multipoint audio and HD video

Answer 33

b. Enterprise IM Solution | c. Visible status indicators of IP Phone users