Yealink CP860 [274/417] Quality of service

Administrator’s Guide for CP860 IP conference phones

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3. Click Upload to upload the TAR file.

The web user interface prompts the message “Import config…”.

4. In the VPN block, select the desired value from the pull-down list of Active.

5. Click Confirm to accept the change.

A dialog box pops up to prompt that settings will take effect after reboot.

6. Click OK to reboot the phone.

To configure VPN via phone user interface after uploading the tar file:

1. Press Menu->Settings->Advanced Settings (Default password: admin)

->Network->VPN.

2. Press to select the desired value from the VPN Active field.

You must upload the OpenVPN TAR file using configuration files or via web user

interface in advance.

3. Press the Save soft key to accept the change.

The IP phone reboots automatically to make settings effective after a period of

time.

Quality of Service (QoS) is the ability to provide different priorities for different packets

in the network, allowing the transport of traffic with special requirements. QoS

guarantees are important for applications that require fixed bit rate and are delay

sensitive when the network capacity is insufficient. There are four major QoS factors to