Micro VoIP 200
User Manual
v1.53
29
4.2.1 IP-PBX behind NAT
IP-PBX behind NAT:
If your IP-PBX is behind NAT, please select this value to
Yes
.
Stun Enable:
You can enable or disable these Stun settings by clicking on the checkbox.
Stun Server:
You can fill in the stun server FQDN or IP address in this field.
Stun Port
: You can fill in the stun server port in this field. The default value is 3478.
Stun Status
: If Micro VoIP 200 can connect to the stun server, this will show the green light.
SIP Keep Alive Enable:
You can enable or disable this option by clicking on the checkbox. You
will need to enable this only when the Micro VoIP 200 is put behind another NAT device.
SIP Keep Alive Period:
If you enable the keep alive, you can fill in the period in this field. The
Micro VoIP 200 will periodically send out a small SIP message to keep the signal path between
Micro VoIP 200 and the Proxy Server to prevent another NAT device from disconnecting this path.
When you complete the configurations, you can press
Apply
to save all the settings. The system will
restart to take the new settings effect.
4.2.2 Register Expire
Register Expire Period:
You can fill in the register expire period in this field. The Micro VoIP 200
will periodically re-register to the Proxy Server.