In order to enable outbound calling using our services you will have to install our custom Softphone application on either your computer or smart phone.
external pbx ip = ***** domain name provided by eTollfree**************
pbx port= leave as default
stun server = leave as default
3cx tunnel= leave as default
Proxy= leave as default
audio options = leave as default
audio codecs = leave as default
advanced = leave as default
integration = leave as default