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Networking:MediaAccessControl(2)
MestradoemEngenhariaInformáGcaedeComputadoresMasterDegree(MSc)inInformaGonSystemsandComputerEngineering
Administração e Gestão de Infra-estruturas de IT IT Infrastructure Management and Administration
TODAY
PhysicalLayer
StructuredCabling
StructuredCablingStandards
TheTIA/EIA568CStandard
2
3
StructuredCabling
4
Whichoneoftheseinstallationswouldyouprefermanaging?
What is a disadvantage to the installation on the right?
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StructuredCabling
Cableplant:Hardwaremakingupenterprise-widecablingsystem
Standard:TIA/EIAjoint568CommercialBuildingWiringStandard
Components:
EntrancefaciliGes
MDF(maindistribuGonframe)andIDF(intermediatedistribuGonframe)
BackbonewiringandHorizontalwiring
TelecommunicaGonscloset
Workarea
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Structured Cabling
StructuredCabling 6
Structured Cabling
StructuredCabling 7
Structured Cabling
PatchPanelincross-connect
DataJackWalloutlets
StructuredCabling
BestPracGces:
Choosingcorrectcabling
Followmanufacturers’installaGonguidelines
Followstandards
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Structured Cabling
WorldStructuredCablingStandardsANSI/TIA/EIA-568-B.1andB.2raGfiedin2001,CAT5/CAT5E
ANSI/TIA/EIA-568-B.2-1raGfiedin2002,CAT6
ANSI/TIA/EIA-568-B.2-10finalizedMay2008,CAT6a
ISO/IEC118012ndediGongenericcablingstandardraGfiedin2002
CENELECEN50173-1genericcablingstandardraGfiedin2002
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StandardsHistoryANSI/TIA/EIA-568ANSI/EIA/TIA568publishedin1991
The1stCommercialBuildingTelecommunicaGonsWiringStandard
SpecifiedthebasictransmissionrequirementsofCategory3,4&5
ANSI/EIA/TIA568Apublishedin1995
RecognizedCablesforHorizontalCabling:
4pair100ΩUTPcables(includingS/UTP)
2pair150ΩSTPcables(IBMTYPE-1A)
62.5/125µand50/125µfiber-opGccable
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ANSI/TIA/EIA-568-BseriesANSI/TIA/EIA-568-B.1GeneralInfrastructurerequirements,CopperandFiber
ANSI/TIA/EIA-568-B.2CopperrequirementsCat3,Cat5,Cat5E
ANSI/TIA/EIA-568-B.3Fiberrequirements
B-3.1LaserOpGmized(OM-3)MM–10Gigabit
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CELENECEN50173-1SeriesEN50173-1GeneralRequirements
EN50173-2Office(Commercial)Premises
EN50173-3IndustrialPremises
EN50173-4ResidenGalPremises
EN50173-5DataCenters
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AreaofApplicaGonEurope
EN50173-1(2002)
GenericCablingforcustomerpremises
NorthAmerica
TIA/EIA568-C(2009)
CommercialBuildingTelecommunicaGons
WorldGlobal
ISO/IEC11801(2002)
GenericCablingforcustomerpremises
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CurrentCondiGonsofStandardisaGonWorld
ISO/IEC118012ndEd.
RaGfiedJanuary2011,PublishedinOct.2002
3rdEdiGoninprogress
Connectorstandard:ISO/IEC60603-7-4&5inProgress
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NorthAmerica
ANSI/TIA/EIA568-C
RaGfied,PublishedinJuly2009
C.0GenericCablingforCustomerPremises
C.1CommercialBuildingCablingStandard
C.2BalancedTwistedPairCablingandComponentsStandard
C.3OpGcalFiberCablingComponentsStandardWorldGlobal
Europe
EN50173-12ndEdiLon
RaGfied,PublishedinNov.2002
EN50173-1GeneralRequirements
EN50173-2OfficePremises
EN50173-3IndustrialPremises
EN50173-4Homes
EN50173-4DataCenters
ISO/IEC118013rdEdiGon
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Europe International ApplicationArea
current 3rdEdition
EN50173-1 ISO/IEC11801 ISO/IEC11801-1 GeneralEN50173-2 ISO/IEC11801 ISO/IEC11801-2 Office
EN50173-3 ISO/IEC2470 ISO/IEC11801-3 IndustrialPremises
EN50173-4 ISO/IEC15018 ISO/IEC11801-4 Home
EN50173-5 ISO/IEC24764 ISO/IEC11801-5 DataCenter
EN50173-6 ANSI/TIA-862 ISO/IEC11801-6 DistributedBuildingServices
EN50173ispathbreakingfor3rdEdiGon
ClassificaGonisbasefornewstructure
CategoriesandClassesforCopperComponents
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EN50173-1,ISO/IEC118012ndEdiGon;3rdEdiGon
MaxBandwidthinMHz Category Class Application Approved
0,1 1 A PBX,V11
1 2 B 1MbitEthernet
16 3 C 10MbitEthernet 1991
100 5 D 10/100MbitEthernet 1995
250 6 E >1GbitEthernet 2002
500 6A EA 10GbitEthernet 2007
600 7 F >10GbitEthernet 2002
1000 7A FA Multimedia 20092000 8.1 I >40GbitEthernet (2016)2000 8.2 II >40GbitEthernet (2016)
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The568CStandardforCommercialBuildingTelecommunicaGonsCabling
Thestandarddescribesthe6subsystemsofastructuredcablinginstallaGon.
Thestructureisbasedonastartopologywherecablesfanoutfromapoint.
Thestartopologycanaccommodateallothertopologies (thismayrequirespecializeddevices).
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TheSixSubsystems
1:TheBuildingEntranceFacility1-BuildingEntranceFacility(EF)LocaGonwherecableentersorexitsthebuildingsuchas:LinksfromServiceproviders(InternetServiceProviders,TelephoneCompanies,etc)Inter-buildingcabling(betweenbuildings)
ThephysicalcharacterisGcsofthisroomorfacilityaredefinedintheANSI/TIA569Bstandard.
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1:TheBuildingEntrance(conGnued)Outdoorcablesmustbeterminatedwithinashortdistanceoftheentrance:MostoutdoorcableswillnotmeetfirecoderequirementsOutdoorcablesaredifficulttomanageduetotheirphysical(rugged)construcGonConducGveoutdoorcablesrequirelightningprotecGonatthebuildingentrance.Issuessuchaswaterseepagemustbeconsidered(dripbends)OwnershiptransiGon(demarcaGon)
Detailsaddressedinthe569Bstandard.
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2:TheEquipmentRoom2-EquipmentRoom(ER)Housesequipmentofhighercomplexity(servers,switches,etc.).
OnenaworkspaceforITstaff.
ThisroommayalsoserveasaTelecommunicaGonsRoom.
ThephysicaldesignoftheequipmentroomisaddressedintheTIA/EIA569Bstandard.
ThecablingstandardsdonotaddresstheacGveequipmentintheequipmentroom.
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EquipmentRackImage:int.fhsu.edu
ExampleofanEquipmentRoomwiththeterminaGonfieldinthebackground.
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EquipmentRoom
Image:hpp://www.rdkengineers.com/
2:TheEquipmentRoom2-EquipmentRoom(ER)TheflooroftheEquipmentRoomisfrequentlyraised.RacksandcabinetsareplacedoverventsoropeninginthefloorColdairissuppliedtotheunderfloorspaceandflowsupthroughtheequipmenttokeepitcoolRaisedfloorsprovidepathwaysforelectrical&communicaGoncabling
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http://www.aeti.com
http://mantaraltd.files.wordpress.com
3:TheBackbone3-BackboneCablingConnecGonbetweenallroomsandfaciliGes.Itconsistsof:BackbonecableMainCross-Connect(MC)IntermediateCross-connect(IC)
BackbonecablingrequiresequipmentforterminaGonandcross-connecGng.
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3:Backbone(Structure)
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from
TIA
/EIA
568
C
TheBackboneLengths3-BackboneCabling(ConGnued)ConfiguredinastartopologyCannotexceed2hierarchicallevelsofcross-connecGonMaximumlengths:UTP: MCtoHC:800m,MCtoIC:500m,ICtoHC:300mMulGmodeFiber: MCtoHC:2000m,MCtoIC:1700m,ICtoHC:300mSinglemodeFiber: MCtoHC:3000m,MCtoIC:2700m,ICtoHC:300m
PatchCords:20m
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Notethebackbonecablingtypeanddistancesareoftenapplicationdependent.Forinstance,GBEthernetcannotspan800metersonUTP.
TheTelecommunicaGonsRoom4-TelecommunicaGonsRoom(TR)TransiGonareabetweenthebackboneandhorizontalcabling.CentralareathatcontainstheterminaGonsforcable.
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TR
Backbone
Horizontal
I/O
I/O
I/O
I/O
I/O
I/O
ATelecommunicationsSpace(TS)isalsopermitted,providedthereisaTRonthesamefloor
ExampleofaTelecommunicaGonsRoominabuilding.
NotetheconduitonthefloorthatleadstoanotherTRonthefloorbelow.
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image:www.k-engineers.co
TheHorizontalCabling5-HorizontalCablingCablesthatextendfromaroomtoanoutlet.
Includes:InformaGonOutlet(IO)Patchcords(atTR)CrossConnecGons(atTR)Cable
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Horizontal
I/OI/O
I/OI/O
TR
HorizontalCablingMediaTypes5-HorizontalCabling(conGnued)MediaTypes:UTPScTPMulGmodefiber62.5/125(nolongerrecommendedfornewinstallaGons)MulGmodefiber50/125
Maximumlengths:All90meters,with10meterstotalforpatchcords.Iftheinstalledcableisshorter,longerpatchcordsareallowed,neverexceeding100mtotalhorizontallength.Totalpatchcordlength,however,cannoteverexceed22mforUTP,norestricGononFiber.
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HorizontalCabling–UnderfloorSystemUnderfloorsystemforhorizontalcabledistribuGon.
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Image:hpp://www.gdsengr.com
HorizontalCablingZoneWiring5-HorizontalCabling(conGnued)
ZoneCablingPermitstheextensionoftheTCtoanareaclosertousers.Especiallyhelpfulinlargeopen-officeareaswherea“homerun”structurewouldbedifficulttomanage.SeveraldefinedapplicaGonsinthestandards/TSBs,including:MuTOAConsolidaGonPointTelecommunicaGonEnclosuresZoneDistribuGonArea
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HorizontalCablingMuTOA5-HorizontalCabling: MulG-UserTelecommunicaGonsOutletAssembly(MuTOA)
TelecommunicaGonsoutletcontainingseveraljacks,uptoamax.of12.
Onensurfacemounted,doesnotallowceilingorflooraccessmounGng.TypicallymulGple4prUTPconnecGontotheTRI/OconnecGonstotheMuTOAarepatchcords.ApplicaGonsincludewarehouseareas,officeworkareas,andareaswheretheretendstobemanychangesandequipmentmoves.
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ExampleofaMuTOA
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Images:www.siemon.com
HorizontalCablingConsolidaGonPoints5-HorizontalCabling:ConsolidaGonPoints(CP)
AconsolidaGonpointisanintermediateconnecGonpointforhorizontalcabling.MaybeinstalledinceilingsorflooraccessmounGng.Mustbeatleast15metersfromtheTR,andislimitedto12connecGons.Typicallyusedwithcableorharnessassembliesforfurniturestructuresthatcontainintegratedraceways.
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ConsolidaGonPoint
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TR
Backbone
Horizontal
I/O
I/O
I/O
I/O
I/O
I/O
CP
Backbone
Horizontal
I/O
I/O
I/O
I/O
I/O
I/O
TR Horizontal
AConsolidationPointmaymakesenseinsomeinstallations.Goodexamplesincludewiringopenofficesorclassrooms.
ExampleofaConsolidaGonPoint
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Image:http://www.siemon.com
ConsolidaGonPointExampleofaConsolidaGonBox,using110connecGonsystem.
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Imagesource:hpp://www.datacenterinfrastructure.org
HorizontalCabling(Other)5-HorizontalCabling:Otherallowances
TelecommunicaGonsEnclosures(definedinAddendum5)SomeGmesreferredtoasa“collapsedbackbone”,it’sessenGallyaGnyTelecommunicaGonsRoomthatallowsarchitectstodesignbuildingswithfewertelecommunicaGonsrooms.Typicallyusedinenvironmentswhereitiseasiertostaroutclosertotheworkarea(suchasaclassroom).
ZoneDistribuGonArea(ZDA)(definedinTIA/EIA942)Specificallyaddressesunderflooraccesspointswithinacomputerroomordatacenter.
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TheWorkArea6-WorkArea(WA)TheareabetweentheInformaGonOutlet(IO)andtheuserequipment.Includes:patchcordsspecialiseddevicessuchasbalunsandadaptersUserequipment
Eachworkareamusthaveaminimumof2connecGons:VoiceData
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PhysicalLayer
StructuredCabling
StructuredCablingStandards
TheTIA/EIA568CStandard
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SUMMARY
AnyQuesGons? 42
