switch_core_session_request 1397 mod_freetdm/mod_freetdm.c if ((*new_session = switch_core_session_request(freetdm_endpoint_interface, SWITCH_CALL_DIRECTION_OUTBOUND, flags, pool)) != 0) { switch_core_session_request 1483 mod_freetdm/mod_freetdm.c if (!(session = switch_core_session_request(freetdm_endpoint_interface, SWITCH_CALL_DIRECTION_INBOUND, SOF_NONE, NULL))) {