Chapter7
Maintenance
TableofContents
RoutineMaintenance.................................................................................................7-1
VirtualCircuitT ester...................................................................................................7-2
CommonFaultHandling.............................................................................................7-3
7.1RoutineMaintenance
DailyMaintenanceItems
1.Checkingtheoperationstateoftheswitch.
a.Verifyingthattheinterfaceoftheback-endterminalcanbeoperated.
b.Verifyingthateachindicatoroftheswitchisinthenormalstate.
c.Verifyingthatthefansoftheswitchoperateproperly.
d.Verifyingthatthetemperatureoftheswitchisnormalandthereisnoabnormal
smellintheequipmentroom.
e.Checkingthesystemalarms.
2.Checkingthecommunicationbetweentheswitchandeachconnecteddevice.
LogintotheswitchthroughHyperT erminalorT elnet.Runthepingcommandtotest
variousnetworksegmentsforconnectivitycheck.
3.Verifyingtheservicesrelatedtotheswitcharenormal.
4.Recordingoperationsandphenomenaonthecurrentday.
Theoperationsarethoseperformedontheswitch.Thephenomenaincludetheswitch
stateandequipmentroomenvironment.
MonthlyMaintenanceItems
1.Summarizingdailyoperationseverymonth.
a.Summarizingproblemsencounteredduringdailyoperation.Ifnecessary,discuss
withZTEmaintenanceengineers.
b.Summarizingdailymaintenanceexperiencetoperformmoreefcientmaintenance
inthefuture.
2.Cleaningtheequipmentroom.
a.Cleaningtheairconditionerandcheckitsperformance.
7-1
SJ-20130731155059-002|2013-11-27(R1.0)ZTEProprietaryandCondential