Mission Critical Network Design.pdf

Mission Critical Network Design.pdf

ID:34855909

大小:1.61 MB

页数:16页

时间:2019-03-12

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1、StephenWalicki,RyanBrennerNSWCCD-SSESCode965,MissionCriticalInteriorCommunicationsNetworksBranchMissionCriticalNetworkDesign&Implementation:ThePast,thePresent&RecommendationsfortheFutureOfInteriorCommunicationsDataNetworksintheFleetABSTRACTThechallengeto

2、maintainindividualsystemrequirementsinaworldofincreasingsystemsintegrationisgreaterthanever.Whilelevyingthemoststringentrequirementsofanindividualsystemonanintegratedsetofsystemsseemslikeastraightforwardapproach,itisnotalwaysfeasibleforavarietyofreasons.

3、Instead,whattypicallyresultsissomesortof‘averagedset’ofintegratedrequirementsthatplacethemostcriticalsystemsatrisk.USNavyinitiativestoreducethequantityofshipboardNavynetworksoverthelasttenyearsprovideanexcellentandinterestingcasestudy.Thefocusofthispaper

4、istoexaminetheimpactoftheseinitiativesonInteriorCommunications(IC)DataNetworksandofferadesignstrategyforthefuturetoensureindividualmissioncriticalnetworkandsystemrequirementsarepreserved.Theconceptsofnetworkintegration,federation,andseparationarediscusse

5、dfromaholisticshipboardsystemsperspective.ThecurrentstateofICDataNetworksonmostshipclassesisthenexplainedtohelpdemonstratetheneedforastandardmissioncriticalnetworkdesignandimplementationprocess.AroadmapthatdepictstheevolutionofICDataNetworksbyshipclassis

6、providedalongwitharecommendedendstateforeach.INTRODUCTIONTherehavebeenmanymissioncriticalshipboardnetworkdesigns,architectures,andconceptsintroducedonUSNavyshipsoverthelasttentofifteenyears;somanyinfactthateachshipclassnowbasicallyhasauniquedesign,andins

7、omecasesevenmultiplevariationsofanoriginal,baselinearchitecture.ThisisparticularlytrueforthenewershipclassessuchastheLPD17Ship-WideAreaNetwork(SWAN)andtheLCS1&2TotalShipComputingEnvironment(TSCE).TheLPD17ClasshasalreadyfieldedfivedifferentSWANdesignsonth

8、efirstsixshipsoftheclass,duetobothCOTSobsolescenceandsystemperformanceissues.TheLCS1&2ontheotherhand,werepurposelyindependentlydesignedbydifferentindustryvendorstocompeteagainstoneother.ButwiththeNavy’sdecisiontomaintainan

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