Bandwidth Requirements
To ensure the best video conference performance , the recommended bandwidth for VC120 is as below:
For more information on configurations, contact your system administrator.
The bandwidth mentioned above is based on a two-way conference. Head office bandwidth should be increased in line
with the growing number of connected branch offices.
Troubleshooting
After installation and deployment, you can test the VC120 by dialing the 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. Using the configuration method explained in "Head Office" chapter on page 8,
you find that you can call B in branch office or Yealink Demo, but that they cannot call you. The most likely reason is
that the firewall or gateway in the environment does not support the H.323 ALG feature. In this situation, please take
the following actions so that the
11
Video Resolution
Recommended Bandwidth
Full HD 1080P
1.3Mb
People 1080P+Content 1080P
2.6Mb
