3.4 2017-12-09T18:07:43Z Huawei 2-level state 1 normal 2 abnormal Huawei 3-level state 1 absence 2 presence 3 unkonw Huawei 4-level state 1 unkown 2 disabled 3 backup 4 active Huawei 6-level state 1 ok 2 minor 3 major 4 critical 5 absence 6 unkown