Free Cisco 642-279 Exam Dumps Questions & Answers

What is the most appropriate troubleshooting measure to use if there is no control or preview image of the document camera from the GUI?

• A.Check that the optical DVI cable has power.
• B.Ensure that the cameras are seated properly.
• C.Reboot the codecs.
• D.Review the device properties file to ensure that the text has been entered correctly and check that the USB extender has power.

What do you need to do when troubleshooting web interface problems with the Codec C90 after you upgrade to the latest software version?

• A.If the web interface does not show when you enter the IP address, be sure that the IP address is different than the IP address at the start of the terminal session.
• B.Browse to the folder level of the file(s) you want to upgrade.
• C.If you cannot access the codec web interface, try to ping the IP address of the codec from your laptop, TCU, or P
• D.Reboot when the web browser returns a "page not found" en-or during the upgrade.

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.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.
• B.Check that your session is connected at a baud rate of 10,000.
• C.Ensure that the console cable is a UTP cable
• D.If there is no login prompt, reboot the codec with the rocker switch and watch the startup boot sequence in the session window.
• E.If the IP address details are not stored after you close the session, reboot the codec.
• F.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.

What would you normally check first if none of the three collaboration screens has an image?

• A.Make sure that each collaboration screen has a USB cable connected to the TCU.
• B.Check that the system power-on sequence was observed; the TCU should be powered-on first.
• C.Check the HDMI splitter in the right table leg for power, correct cabling, and proper operation.
• D.Check that the dip switches for each table button are set.

How are the IP addresses of the left, center, and right Codec C90 configured?

• A.on the TCU, as part of the TCU configuration
• B.locally on each Codec via serial connections
• C.by editing the devices .properties file on the TCU
• D.via WEB Interface on the Codec <