2.5.1NetworkManagementServicesAreDisconnected......................................2-7
2.5.2NEsAreOutofControl.............................................................................2-7
Chapter3FaultLocatingMethods............................................................3-1
3.1PerformingtheLoopbackT est.............................................................................
3-1
3.2CheckingtheEthernetOAMFunction..................................................................3-3
3.2.1CheckingCFM.........................................................................................3-5
3.2.2CheckingEFM.......................................................................................3-13
3.3PerformingtheMSTPSingle-StepOperation.....................................................3-16
Chapter4Indicators...................................................................................4-1
Glossary..........................................................................................................I
II
SJ-20150804150350-006|2015-09-17(R1.0)ZTEProprietaryandCondential