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Cisco Introducing Cisco Voice and Unified Communications Administration Sample Questions:

1. An organization is using a centralized DHCP server for all IP phones. However, when the IP phones are powered up, the phones are unable to obtain an IP address. Which CLI command should be in the router configuration to ensure that the IP phones are able to reach the DHCP server?

A) router(config-if)#helper-address
B) router(config)#ip helper-address
C) router(config)#helper-address
D) router(config-if)#ip helper-address

2. After obtaining a License Unit Report from Cisco Unified Communications Manager, it shows you have 19 license units remaining. How many Cisco Unified Wireless IP Phone 7925 handsets will this quantity of licenses support?

A) 4
B) 19
C) 3
D) 5

3. Which protocol is used by a Cisco PoE switch to deliver voice VLAN information to a Cisco IP phone?

A) Cisco Discovery Protocol
B) Session Initiation Protocol
C) Transmission Control Protocol
D) User Datagram Protocol

4. Which server collects information about the availability and communication capability of a user?

A) database application
B) Cisco Unified MeetingPlace
C) Cisco Unified Presence
D) Cisco Unified Commuications Manager

5. Which network component would cause variable network delay?

A) DSP delay
B) serialization delay
C) propagation delay
D) processing delay
E) dejitter buffer

Solutions: