CCNP TSHOOT FAQ: IP Communications Troubleshooting
Q1. What IP telephony component provides translation between VoIP and non-VoIP networks?
a. Gatekeeper
b. Gateway
c. Call agent
d. MCU
Q2. What protocol does a Cisco Catalyst switch use to inform an attached Cisco IP Phone of the VLAN to which the phone belongs?
a. NTP
b. DHCP
c. CDP
d. TFTP
Q3. What DHCP option corresponds to the IP address of a TFTP server?
a. Option 66
b. Option 80
c. Option 110
d. Option 150
Q4. Which four of the following are common voice troubleshooting targets? (Choose the four best answers.)
a. Security
b. IP services
c. Power
d. NAT
e. QoS
Q5. Identify three valid types of the Cisco AutoQoS feature. (Choose the three best answers.)
a. AutoQoS Enterprise on a Cisco Catalyst switch
b. AutoQoS VoIP on a Cisco Catalyst switch
c. AutoQoS VoIP on a Cisco IOS router
d. AutoQoS Enterprise on a Cisco IOS router
Q6. Which video conferencing product offers CD-quality audio and high definition video? (Choose the best answer.)
a. Cisco Presence Server
b. Cisco Unified Video Advantage
c. Cisco TelePresence
d. Cisco Video Advantage
Q7. What is the Cisco recommended maximum one-way delay for a video surveillance application?
a. 150ms
b. 200ms
c. 214ms
d. 500ms
Q8. What command could be used to display a router’s IP multicast routing table?
a. show ip mroute
b. show multicast route
c. show ip route multicast
d. show mroute
Q9. Which four of the following are common video troubleshooting targets? (Choose the four best answers.)
a. Bandwidth
b. Pervasiveness of video applications
c. NTP
d. QoS
e. Multicast
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