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3) Consult the outbound server details with your ISP.
Have DTMF problem?
1) Check which kind of DTMF you are using, and whether it is compatible with the server.
2) Consult the payload value with your ISP.
How to change the time?
Select the time zone or enter the time information manually on the webpage or the phone.
How to answer the incoming calls during a call?
If a call comes in when you are in a conversation, press the Answer key to answer the
incoming call.
How to refuse incoming calls during a call?
You can turn off the function of call waiting, and then our phone will refuse all the incoming
calls when you are in a conversation.
How to update the firmware?
1) Enter the webpage of your phone, go to Upgrade, then you can find the option”
Select and Upgrade Firmware” at the bottom of the page.
2) Select the file to update, then click the Upgrade button.
Note:
Make sure the firmware you choose is provided by your service provider, or the devicewill
probably crash after the update.
How to auto provision?
Consult the auto provision server address with your ISP.
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