Video Resolution
Recommended Bandwidth
Full HD 1080P
1.3Mb
People 1080P+Content 1080P
2.6Mb
Bandwidth Requirements
To ensure the performance of video conference. The recommended bandwidth for VC400\VC120
is as below:
For more information of the configurations, contact your system administrator.
The bandwidth mentioned above is based on two-way conference. Bandwidth in head office should be
increased along with the growing number of connected branch offices .
10
Trobuleshooting
After the installation and deployment, you can test the VC400/VC120 by dialing Yealink Demo
Room. If you can’t dial out successfully, please contact your IT administrator to check the internal
network configuration.
Assume that you are A in head office and use the configuration method introduced in "Head Ofiice"
chapter on page 7, you are able to call B in branch office or Yealink Demo, but they cannot reach
you. The most likely reason is the firewall or gateway in the environment does not support H.323
