28
Click to Talk
Set click to Talk (need practical software support).
Enable BLF List
Enable BLF List by selecting it, BLF list is a function which can
monitor the group status, it is not one to one monitoring, but the
information feedback from the sever to decide which
BLF list will monitor
BLF List Number
Specify the BLF List Number
Strict Branch
Enable the Strict Branch, the value of the branch must be in the
beginning of z9hG4k in via field of the invite sip message
received, or the phone won’t response to the invite sip message.
Notice: the deployment will become effective in all sip lines
Enable Group
Enable Group by selecting it, then the phone enable the sip group
backup function
Notice: the deployment will become effective in all sip lines
Registration Failure Retry
Time
Specify the registration failure retry time, if the phone register
failed, the phone will register again after registration failure
retry time.
Notice: the deployment will become effective in all sip lines.
4.3.3.2. Stun Config
In this web page, you can config SIP STUN.
STUN:
By STUN server, the phone in private network could know the type of NAT and the NAT mapping IP
and port of SIP. The phone might register itself to SIP server with global IP and port to realize the device
both
calling
and
being
called
in
private
network.
