Help > Using the web interface > Administration > VoIP > VoIP configuration > SIP
SIP
SIP port of the internal VoIP registrar
You will need to change this if one of the VoIP providers you use uses the default value 5060 set here.
*Important: If the SIP port is modified while it is running, all the calls will be interrupted.
*Note: The page Administration > Network > Ports shows an overview of the PBX ports (incoming and outgoing).
*Note: Change the SIP port in all VoIP phones that are connected to the PBX.
*Further help under VoIP telephony
SIPS port of the internal VoIP registrar
The internal SIPS port is calculated automatically from the SIP port + 1.
*Further help under VoIP telephony
VoIP registrar Ethernet interface
Defines the network interface for the VoIP registrar depending on the use of an optional second network interface:
LAN 1
Only one network interface or internal VoIP telephony on LAN 1
LAN 2
Internal VoIP telephony on LAN 2
*Important: Scenarios with internal VoIP telephony on LAN 2 are only possible to a limited extent, as the COMfortel SoftPhone is currently only supported on LAN 1.
*Further help under Network interface (second)
*Further help under VoIP telephony