enum ProbablyCause

CONFIGURATION_OR_CUSTOMIZATION_ERROR = SA_NTF_CONFIGURATION_OR_CUSTOMIZATION_ERROR - 6.

UNSPECIFIED_REASON = SA_NTF_UNSPECIFIED_REASON - 74
OUT_OF_SERVICE = SA_NTF_OUT_OF_SERVICE - 70
THRESHOLD_CROSSED = SA_NTF_THRESHOLD_CROSSED - 50
CONGESTION = SA_NTF_CONGESTION - 7
REMOTE_NODE_TRANSMISSION_ERROR = SA_NTF_REMOTE_NODE_TRANSMISSION_ERROR - 41

References from:: Notification;

`6`	`CONFIGURATION_OR_CUSTOMIZATION_ERROR` SA_NTF_CONFIGURATION_OR_CUSTOMIZATION_ERROR.
`74`	`UNSPECIFIED_REASON` SA_NTF_UNSPECIFIED_REASON.
`70`	`OUT_OF_SERVICE` SA_NTF_OUT_OF_SERVICE.
`50`	`THRESHOLD_CROSSED` SA_NTF_THRESHOLD_CROSSED.
`7`	`CONGESTION` SA_NTF_CONGESTION.
`41`	`REMOTE_NODE_TRANSMISSION_ERROR` SA_NTF_REMOTE_NODE_TRANSMISSION_ERROR.