Chapter6
Maintenance
TableofContents
RoutineMaintenance.................................................................................................6-1
VirtualLineDetection.................................................................................................6-2
CommonFaultHandling.............................................................................................
6-3
6.1RoutineMaintenance
DailyMaintenanceItems
1.Checktherunningstateoftheswitch
a.Checkwhethertheback-endterminalinterfacecanbenormallyoperated.
b.Checkwhethereachindicatorstateoftheswitchisnormal.
c.Checkwhetherthefanofswitchrunsnormally.
d.Checkwhetherthetemperatureofswitchisnormalandwhetherthereisabnormal
smellintheequipmentroom.
e.Checkthesystemalarminformation.
2.Checkthestateoftelecommunicationbetweenswitchandeachdeviceconnected.
LogintotheswitchbyHyperT erminalorT elnet.Usethepingcommandtotestthe
variousnetworksegmentsforconnectivitycheck.
3.Checkwhethertherelatedservicesofswitchisnormal.
4.Recordthetoday'soperationandphenomenon.
Thetoday’soperationmeanstheoperationwhichisdoneontheswitch.The
phenomenonincludesswitchstateandequipmentroomenvironment.
MonthlyMaintenanceItems
1.Sumuptheeverydayoperationeverymonth
a.Sumuptheroutineproblem.Ifnecessary,discusswithZTEmaintenance
personnel.
b.Sumupandaccumulatethemaintenanceexperienceintheroutinemaintenance
formoreefcientmaintenance.
2.Cleantheequipmentroomenvironment
a.Notethecleaningoftheair-conditionerandchecktheperformanceof
air-conditionertimely.
6-1
SJ-20120409144109-002|2012-07-02(R1.0)ZTEProprietaryandCondential