363-206-295 DLP-518
27of11Page1997December1,Issue
(Contd)TopologiesProvisioningSynchronizationTG3TGS/BBF4BBF2BE.Table
CommentsApplication2NE1NE
notdoesNE’stheofonewhenusedistopologyThis
reference,synchronousexternalantoaccesshave
istimingwhoseNEantosynchronizedbetoneeds
betoneededistimingandPRS,atotraceable
NEThelocated.is2NEwheredistributed
itsderivewillOutSync-TimingLineforprovisioned
Mult-ExternalforprovisionedNEthefromtiming
thatwithsynchronouslyoperatingthustiming
aasservecouldoutputDS1ItsNE.respective
CO.thatinBITSatotimingdistributetoreference
couldtimingMult-ExternalforprovisionedNEThe
DS1incomingitsdistributetooutputDS1itsuse
tobaytheinshelvesothertoreferencetiming
BITS.theonportsconserve
OutSync-TimingLineMult-External
Inloop.timingacreatemighttopologyThisCaution!
willTimingLineforprovisionedNEthetopologythis
-ExternalforprovisionedNEthefromtimingitsderive
withsynchronouslyoperatingthustimingOutSync
-ExternalforprovisionedNETheNE.respectivethat
Mult-ExternalforreprovisionedbeshouldOutSync
theinexistinglooptimingpotentialthepreventto
isMessagingSynchronizationIfprovisioning.actual
ofreferenceoutputDS1theNE’s,bothonenabled
carrywilloutSync-ExternalforprovisionedNEthe
theinAIS)(DS1signalDS1onesallunframedan
synchronizationautomaticIftopology.present
system,ainenabledandsupportedisreconfiguration
timingpotentialthebreaktoattemptwillNEsboth
insertingbyloopthebreaktoattemptwill1NEloop.
toattemptwill2NEport.outputDS1itsonAISDS1
toavailable,ifsource,timinglineanothertoswitch
loop.timingtheprevent
TimingLineOutSync-External
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