DLP-518 363-206-295
1997December1,Issue27of10Page
TopologiesProvisioningSynchronizationTG3TGS/BBF4BBF2BE.Table
CommentsApplication2NE1NE
aresystemsBothsupported.notistopologyThis
other.eachfromasynchronouslyoperating
RunningFreeRunningFree
ahavinginresultsbutallowedistopologyThis
withasynchronouslyoperatingsubnetworkSONET
NE’sThenetwork.theinNE’sothertorespect
FreeforprovisionedNEtheofftimingderiving
onPRSatonotbutittosynchronizedbewillRunning
synchronizationautomaticIfnetwork.the
system,ainenabledandsupportedisreconfiguration
anothertoswitchtoattemptwillsystem2NEthe
available.ifsource,timinglinequalitybetter
TimingLineRunningFree
inresultsrecommended,notalthoughtopology,This
operatingsubnetworkSONETahaving
theinNE’sothertorespectwithasynchronously
NEtheofftimingderivingNE’sThenetwork.
ittosynchronizedbewillRunningFreeforprovisioned
timingDS1Thenetwork.theofrestthetonotbut
atoNE’sothersynchronizetousednormallyisoutput
RunningFreetheoftimingthetopologythisInPRS.
outputDS1theofusethebydistributedbeingisNE
Synchronizationofabsencetheinreferencetiming
SynchronizationofpresencetheInMessaging.
IfAIS.DS1carrywilloutputDS1theMessaging,
isreconfigurationsynchronizationautomatic
system2NEthesystem,ainenabledandsupported
timinglinequalitybetteratoswitchtoattemptwill
available.ifsource,
OutSync-TimingLineRunningFree
twoThesupported.notistopologytimingThis
asynchronouslyoperatingbewillelementsnetwork
other.eachfrom
Mult-ExternalRunningFree
twoThesupported.notistopologytimingThis
asynchronouslyoperatingbewillelementsnetwork
other.eachfrom
OutSync-ExternalRunningFree
notdoesNE’stheofonewhenusedistopologyThis
referencesynchronousexternalantoaccesshave
timingwhoseNEantosynchronizedbetoneedsand
LineforprovisionedNEThePRS.atotraceableis
provisionedNEthefromtimingitsderivewillTiming
operatingthustimingMult-Externalfor
NETheNE.respectivethatwithsynchronously
itsusecouldtimingMult-Externalforprovisioned
timingDS1incomingitsdistributetooutputDS1
conservetobaytheinshelvesothertoreference
BITS.theonports
TimingLineMult-External