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SIP Intercom System
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Basic Settings
Field Name
Explanation
SIP Settings
Local SIP Port
Set the local SIP port used to send/receive SIP messages.
Registration Failure
Retry Interval
Set the retry interval of SIP REGISTRATION when registration failed.
STUN Settings
Server Address
STUN Server IP address
Server Port
STUN Server Port – Default is 3478.
Binding Period
STUN blinding period – STUN packets are sent at this interval to keep the NAT
mapping active.
SIP Waiting Time
Waiting time for SIP. This will vary depending on the network.
SIP Line Using STUN
(SIP1 or SIP2)
Use STUN
Enable/Disable STUN on the selected line.
TLS Certification File
Upload or delete the TLS certification file used for encrypted SIP transmission.
Note: the SIP STUN is used to achieve the SIP penetration of NAT, is the realization of a service, when the
equipment configuration of the STUN server IP and port (usually the default is 3478), and select the Use
Stun SIP server, the use of NAT equipment to achieve penetration.
(4)
EGS Setting
a)
Features
