Exam Code: 642-279
Exam Name: Installing TelePresence Video Immersive Systems Exam
Certification Provider: Cisco
Corresponding Certification: Cisco Specialist
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Cisco 642-279 Exam Syllabus Topics:

SectionObjectives
Topic 1: Network Integration- Network performance
  • 1. Bandwidth and latency considerations
    • 2. QoS for real-time video traffic
      - Signaling and protocols
      • 1. SIP and H.323 configuration
        • 2. Media negotiation and interoperability
          Topic 2: Installation and Configuration- System configuration
          • 1. Endpoint configuration and provisioning
            • 2. Control system integration
              - Hardware installation
              • 1. Camera and display alignment
                • 2. Cabinet setup and physical deployment
                  Topic 3: Cisco TelePresence Infrastructure- Core infrastructure components
                  • 1. Call control systems and registrars
                    • 2. Cisco TelePresence Server and MCU concepts
                      Topic 4: Cisco TelePresence Immersive Systems Overview- System architecture and components
                      • 1. Immersive TelePresence room design concepts
                        • 2. Codecs, endpoints, and display systems
                          Topic 5: Troubleshooting and Maintenance- Operational maintenance
                          • 1. Performance monitoring and logs
                            • 2. Firmware updates and lifecycle management
                              - System diagnostics
                              • 1. Connectivity and registration faults
                                • 2. Audio/video synchronization issues

                                  Cisco Installing TelePresence Video Immersive Systems Sample Questions:

                                  1. Which two features are part of the TCU? (Choose two.)

                                  A) It is responsible for controlling all of the devices in the Cisco Telepresence T3 system.
                                  B) It is powered by a different PSU than the two onboard Ethernet switches.
                                  C) It is responsible for driving the Cisco Telepresence graphical user interface only.
                                  D) It is specialized hardware that includes features such as a high-reliability graphics card and six USB ports in one chassis.
                                  E) It is responsible for point-to-multipoint calls.


                                  2. When you are troubleshooting the initial operation of the Cisco Telepresence TCU, what is a proper troubleshooting step to take when there is no TCU GUI on the collaboration screen?

                                  A) Note that there should not be a delay before the TCU GUI shows on the collaboration screens.
                                  B) Connect the TCU directly to one of the collaboration screens to verify that the video is being sent.
                                  C) If a black screen with a cursor appears, immediately reboot the TCU.
                                  D) Ensure that the HDMI splitter in the table leg has been powered on before you start the TCU.


                                  3. When viewing the Cisco Telepresence Server status, what information is provided in the Conference Status section?

                                  A) uptime, hostname, IP address. H.323 gatekeeper status, and master/slave management
                                  B) active Cisco Telepresence Servers, active conferences, active endpoints. and ports
                                  C) Cisco Telepresence Server activation, encryption, third-party interop, and licensed ports
                                  D) model, serial number, software version, and build


                                  4. Which two options are the best troubleshooting measures to use when you cannot connect to the Codec C90 with a console cable? (Choose two)

                                  A) Check that your session is connected at a baud rate of 10,000.
                                  B) If there is no login prompt, reboot the codec with the rocker switch and watch the startup boot sequence in the session window.
                                  C) If the IP address details are not stored after you close the session, reboot the codec.
                                  D) If you are using a USB-to-serial converter, check that you have the correct drivers installed on your laptop or PC and that your terminal emulation software is using the correct COM port number and communication settings.
                                  E) If the font in the session is difficult to read, close the session, change the font in the terminal program to "disable, " and re-establish the session.
                                  F) Ensure that the console cable is a UTP cable


                                  5. When you assemble a Cisco Telepresence T3 system, what is the first step you should take?

                                  A) Review the assembly components.
                                  B) Follow the "System Assembly Guide" to assemble the system.
                                  C) Cable up and test the components.
                                  D) View examples of a completed system structure.


                                  Solutions:

                                  Question # 1
                                  Answer: A,D
                                  Question # 2
                                  Answer: D
                                  Question # 3
                                  Answer: B
                                  Question # 4
                                  Answer: B,D
                                  Question # 5
                                  Answer: A

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