User Manual

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STUN Settings
Server Address
Set the STUN server address
Server Port
Set the STUN server port, default is 3478
Binding Period
Set the STUN binding period which can be used to keep the
NAT pinhole opened.
SIP Waiting Time
Set the timeout of STUN binding before sending SIP messages
TLS Certification File
Upload or delete the TLS certification file used for encrypted
SIP transmission.
8.15 PHONE / Features
Configure the phone features
Table 4 - Common Phone Feature Settings on Web
Parameters
Description
Enable Phone DND
Configure the Phone DND
If enable Phone DND, the phone rejects any incoming call, the caller
will automatically prompt hang up.
Ban Outgoing
If you select Ban Outgoing to enable it, and you cannot dial out any
number.
Enable Call Waiting
Enable this setting to allow user to take second incoming call during
an established call. Default enabled.
Enable Call Waiting Tone
Turn off this feature, and you will not hear a ‘beep’ sound in talking
mode when there is another incoming call
Auto Handdown Time
Specify Auto handdown time, the phone will hang up and return to the
idle automatically after Auto Hand down time at hands-free mode, and
play dial tone Auto handdown time at handset mode
Enable Call Completion
Enable Call Completion by selecting it, If the dialed line is busy, the sip
server will inspect the dialed line status at intervals. If the dialed line is
idle, the server will send notify message to inform the caller whether
redial.
Hide DTMF
Configure the hide DTMF mode
Enable Pre-Dial
Disable this feature, user enter number will open audio channel
automatically.
Enable the feature, user enter the number without opening audio
channel.
Enable Silent Mode
Enable Silent Mode by selecting it, the phone light will red blink to
remind that there is a missed call instead of playing ring tone.