You can configure your Enterprise VoIP SIP trunk as shown below. In this example we have used information:

inbound number: 0201234567
authentication: Password

Inbound

Go to menu option Dial plan / Inbound and add the phone number:

Go to menu option Communication / Trunks and add the SIP trunk:
It is important you enter your account number (for example 65432#) on the 'Numbering' tab as shown above.

Once your outbound SIP trunk has been created, you can enter your inbound number at 'Dial Settings / Inbound' using the following number format: 31201234567

Contact details
w: www.enterprisevoip.nl
e: info@enterprisevoip.nl

Firewall Settings

It may be required to open TCP port 5060 on your firewall for incoming/outgoing connections. UDP ports 10000 to 20000 also needs to be open.