VoIP accounts status
Proceed as follows:
Using the Configuration Manager ( Monitoring > VoIP accounts status)


Requirements:
Configured VoIP account (Public switched tel. networks > VoIP > Accounts)
It is displayed:
STUN request
Registration
last outgoing call
*Note: When you open the page it first shows the status, which is automatically updated every 30 seconds.
The first steps are the DNS request and an evaluation of the DNS server response.
Registration in progress
Registration successful
Error, e.g. because:
DSL modem defective
Faulty network configuration of the PBX


If this is not effective, please check the status of the individual areas.
STUN request
Flawless STUN request. The firewall permits traffic with the SIP transport protocol.
No STUN server entered for the VoIP provider.
Error, e.g. because:
STUN server offline
Faulty STUN server IP address/URL
Provider-specified port not specified
STUN server reports faulty responses
Firewall blocks SIP transport protocol or otherwise does not allow Voice over IP
Registration
REGISTER request successful
Faulty STUN request. Current status must be checked again.
*Note: Some providers have STUN disbaled.
Error, e.g. because:
Registrar offline. Outgoing calls might be possible (STUN request and outbound proxy successful). Incoming calls not possbile (no phone number at the registrar of the provider).
Faulty domian settings
Faulty account data (check user name, password and authentication ID)
VoIP provider blocks multi registrations caused by multiple restarts of the PBX in a too short time.
last outgoing call
INVITE request was answered by the VoIP provider
unclear, e. g. caused by:
No call has been made via this account yet.
Faulty STUN request. Current status must be checked again.
Error, e.g. because:
Outbound proxy offline
Faulty outbound proxy settings
Faulty domain settings
Faulty account data (check user name, password and authentication ID)
Outbound proxy currently inactive (e. g. maintenance work)
Account blocked