7.3.1.12 STUN
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.
STUN
Field name
explanation
Simple Traversal of
UDP through NATs
(STUN) Settings
STUN NAT Traversal Shows STUN NAT Transverse estimation, true
means STUN can penetrate NAT, while False
means not.
Server Address Set your SIP STUN Server IP address.
Server Port Set your SIP STUN Server Port.
Blinding Period(s) Set STUN blinding period(s). If NAT server finds