Help > Using the Web Interface > Network > Topology > STUN server > Settings
Settings
STUN server URL
Requirement:
•Configured DNS server
Enter the STUN server URL.
*Further help under Topology
STUN server port
1 … 65535
*Important: Every time port forwarding is performed, there is a security risk. For this reason, we recommend you use port forwarding as little as possible.
*Note: If you encounter problems with half-open (dropped) call connections, enabling the RTP port might help.
*Further help under Topology
Time lapse registration (min.)
5 … 60 minutes
The registration time is the number of minutes that must elapse before the telephone reregisters itself with the VoIP provider.
The value you enter here should be a compromise between a short timespan (which generates traffic with the provider) and a long re-registration period.
*Further help under Topology