Enter the details you have from your ITSP in the “Add Service Provider”
section and click on
Insert
.
Then add the details for each extension in the “Add User Extensions” section,
clicking
Insert
after you enter the details of each one. When finished click
Submit
button.
Once you submit this page the PBX will reboot.
While this is rebooting configure your VoIP phones to point at the IP Address
of the iPBX and login with the details you just added.