RTRV-SYNC 10of5Page RTRV-SYNC
ismodetimingactivetheWhen Holdover Active,
providewillthatreferencetimingtheisReference/Line
mode.holdoverofoutswitchessystemtheiftiming
isModeProvisionedtheWhen FreeRunning Active,
reported.notareLineActiveandReference
SwitchingMode
forswitchingmodethewhetherindicatesSwitchingMode
nonrevertive.orrevertiveisgeneratortimingthe
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revertiveforprovisionedissystem
automaticallywillitswitching,mode
thetomodeholdoverfromswitch
(modeprovisioned LineTimed or
External goodawhentiming)
available.becomesreference
Nonrevertive theIfswitching.modeNonrevertive
nonrevertiveforprovisionedissystem
modeholdovertoswitchwillitmode,
referencetimingaofresulta(as
ituntilmodethisinremainandfailure)
thetobackswitchedmanuallyis
thebymodetimingprovisioned
switch-sync command.
ismodeProvisionedapplicable.Not(dash)—
FreeRunning.
SwitchReferenceLast
theoftimeanddatetheisTimeSwitchReferenceLast
theofswitchlast External anhasItreference.timing
auntilretainediswhich"NA"ofvaluepower-upinitial
(theTimeSwitchofvalueTheoccurs.switchreference
systemthefromobtainedisoccurs)switchainstant
thewhenonlyreportedisparameterThisclock.
isModeProvisioned External.
OutputsDS1
becanandoutputstimingDS1theisOutputsDS1
Ifpack.circuittheonswitcheshardwarebyprovisioned
isModeProvisionedonlythenmult,areoutputsDS1the
section.thisforreported
ModeProvisioned
mult theIn External themode,timing mult usedis
othertoreferenceDS1incomingthedistributeto
bay.theinshelves
11-206 1997December1Issue OC-12DDM-2000
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