363-206-295 DLP-518
27of9Page1997December1,Issue
TGSBBF2B / TG3BBF4
13.
1:NOTE
issystemthebeforecheckedbeshouldnodesallofmodetimingThe
tosystemthecausemaymodestimingImproperservice.inplaced
allifexample,(forinterruptionserviceacauseorunpredictablyact
mode).line-timedtosetarenodes
2:NOTE
The TGSBBF2B / TG3BBF4 asprovisionedbemaymodetiming
Free
Running
,
ExternalDS1
or,
TimedLine
mode,free-runningIn. BBF2B
TGS/ TG3BBF4 onoscillatorfromtiminggets TGSBBF2B /BBF4
TG3 mode,timingexternalIn. TGSBBF2B / TG3BBF4 timinggets
mode,line-timedIninput.referenceDS1externalfrom BBF2B
TGS/ TG3BBF4 mainfromtiminggets OLIU clockreferenceafrom
theisFree-runningsignal.ratelineOC-12receivedfromrecovered
default.factory
3:NOTE
becanwhichtopologiestimingpossiblethealldepictsETable
commentssomewith(NE)elementsnetworkadjacentonencountered
provisionedisNEtheWhenapplication.theironnotescautionaryor
themode,OUTSYNCinoutputDS1thewithortiminglinefor
opticalthefromtimingitsderivingisNEthethatisassumption
NE’s.twothebetweensharedinterface
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