Dial Peer Setting - Fanvil A1 User Manual

Field name
STUN NAT Transverse Shows STUN NAT Transverse estimation, true
STUN Server Addr
STUN Server Port
STUN Effect Time
Local SIP Port
Choose line to set info about SIP, There are 3 lines to choose. You can
switch by 【Load】 button.
Use Stun
Notice: SIP STUN is used to realize SIP penetration to NAT. If your phone
configures STUN Server IP and Port (default is 3478), and enable SIP Stun,
you can use the ordinary SIP Server to realize penetration to NAT.

5.3.3.3. DIAL PEER setting

T
his functionality offers you more flexible dial rule, you can refer to the
following content to know how to use this dial rule. When you want to dial an IP
address, the entry of IP addresses is very cumbersome, but by this functionality,
you can set number 156 to replace 192.168.1.119 here.
When you want to dial a long distance call to Beijing, you need dial an area
code 010 before local phone number, but you can also dial number 1 instead of 010
STUN
means STUN can penetrate NAT, while False means
not.
Set your SIP STUN Server IP address
Set your SIP STUN Server Port
Set STUN Effective Time. If NAT server finds that a
NAT mapping is idle after time out, it will release
the mapping and the system need send a STUN
packet to keep the mapping effective and alive.
Set the SIP port.
Enable/Disable SIP STUN.
explanation