Choice 1-6
Input method:
Left and right navigation keys or switch the corresponding left soft key (The first entry defaults
to opus).
Parameter description:
The audio code supported by the phone SIP user should choose the value range
according to the actual situation (PCMA, PCMU, G729, GSM, LIBC, G722, opus, Speex).
Note:
After the user settings are completed, you must manually press the "OK" key to submit to save,
otherwise it will not take effect.
Virtual Private Network
VPN switch
Manually press the keys under the standby interface: Menu - > Advanced - > Virtual Private Network Settings,
As shown in the following figure:
Figure 39 : Start VPN Feature
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Command Function: Start VPN function
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Optional Parameters:
VPN switch
Input method:
choose corresponding left soft key
Parameter description:
Start VPN Set-up Function.