Creates a new session and starts the debit loop.

Freswitch event proprities names.

prepaid or postpaid.

-Unique ID for this call leg.

The freeswitch session manager type holding a buffer for the network connection and the active sessions.

Session type holding the call information fields, a session delegate for specific actions and a channel to signal end of the debit loop.

Event type holding a mapping of all event's proprieties.