User's Manual

96
Parameters
Description
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
Certification File
TLS Certification File
Upload or delete the TLS certification file used
for encrypted SIP transmission.
11.17 Settings >> Features
Configuration phone features.
Table 25- General function Settings
Parameters
Description
Basic Settings
Enable Call Waiting
Enable this setting to allow user to take second
incoming call during an established call. Default
enabled.
Enable Call Transfer
Enable Call Transfer.
Semi-Attended Transfer
Enable Semi-Attended Transfer by selecting it
Enable 3-Way Conference
Enable 3-way conference by selecting it
Enable Auto Onhook
The phone will hang up and return to the idle
automatically at hands-free mode
Auto Onhook Time
Specify Auto Onhook 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 Onhook time at handset mode
Ring for Headset
Enable Ring for Handset by selecting it, the
phone plays ring tone from handset.
Auto Headset
Enable this feature, headset plugged in the
phone, user press ‘answer’ key or line key to
answer a call with the headset automatically.