FTDM_CALLER_STATE_FAIL 439 src/ftmod/ftmod_isdn/ftmod_isdn.c caller_data->call_state = FTDM_CALLER_STATE_FAIL; FTDM_CALLER_STATE_FAIL 603 src/ftmod/ftmod_isdn/ftmod_isdn.c caller_data->call_state = FTDM_CALLER_STATE_FAIL;