linphone_core_assign_payload_type(lc,&payload_type_silk_mb,-1,NULL);
linphone_core_assign_payload_type(lc,&payload_type_silk_wb,-1,NULL);
linphone_core_assign_payload_type(lc,&payload_type_silk_swb,-1,NULL);
+ linphone_core_assign_payload_type(lc,&payload_type_g729,18,NULL);
ms_init();
/* create a mediastreamer2 event queue and set it as global */