648-238 試験問題を無料オンラインアクセス

Refer to the exhibit.

You are the system administrator for a newly deployed Cisco Video Surveillance solution. Branch A cameras are streaming to Cisco VSMS-A and Branch B cameras are streaming to Cisco VSMS
B. Cisco VSOM is reporting a "Timed out waiting for server response" error when trying to load video from camera 192.168.1.102, but network pings are being responded to from your workstation at HQ. All other cameras from the 192.168.1.0 network are working as expected.
Which three options could have caused the error message? (Choose three.)

• A.The Branch A and HQ routers are updating their routing tables and they have not yet converged.
• B.The password on the camera was changed.
• C.There is a network configuration issue with the switch and switch port that camera
  192.168.1.102 is connected to.
• D.There is an IP address conflict on the 192.168.1.0 network.
• E.Media server 192.168.1.10 is down and not responding.

Where should outdoor surveillance cameras be mounted when sources of light are nearby?

• A.Cameras should be mounted above the light source.
• B.Cameras should be mounted lower than the light source.
• C.Cameras should be mounted in parallel with the nearest light source.
• D.Location does not matter, as long as the cameras are day/night capable.

How are customer workstations evaluated?

• A.Workstations must be purchased from Cisco. No other options are supported.
• B.The Workstation Profiler tool should be run to test each scenario.
• C.As long as the workstation runs Windows, it can display video streams.
• D.The specifications must match Cisco recommendations exactly.

When should a parent-child proxy be used?

• A.When you are watching the same camera feed multiple times at the local site
• B.When you are watching the same camera feed multiple times at a remote site that also has a media server
• C.When you are watching multiple camera feeds at the same time at the local site
• D.When you are watching multiple camera feeds simultaneously at a remote site that also has a media server

What is the advantage of using multicast instead of unicast to transport the camera video stream in the Cisco Video Surveillance solution?

• A.You can configure one camera to stream to two media servers at the same time, for data redundancy purposes.
• B.Multicast configuration on switching and routing infrastructure is less complex than the configuration for unicast traffic.
• C.Multicast is not supported in the Cisco Video Surveillance solution.
• D.When the video stream is viewed on multiple operator workstations, the network is taxed only with single multicast stream.