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Enterasys Networks G3G124-24P Switch User Manual

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Features

Enterasys G-Series Hardware Installation Guide 1-3

• StandaloneorRackMountableChassis

TheG‐SeriesEthernetswitchcanbeinstalledasafreestandingunitonashelfortable.

Optionally,itcanbemountedintoastandard48.26‐centimeter(19‐inch)equipmentrack.

• OptionalPoE

–PoEisinstalledontheG3G124‐24Pbasesystem.

–G3G‐POE,a24‐portPoE

moduleisavailableforanyinstalledG3G‐24TXIOMorthe

G3G124‐24basesystem.

Referto“PoE(PoweroverEthernet)Support”onpage 1‐3formoreinformation.

•PowerSupplies

TheG‐Seriesswitchrequires100~240VACinputandhastwopowersupplyslotslocatedin

therearofthe

baseunit.Forpowersupplyspecifications,referto“PowerSupplyPlanning”

onpage 2‐6.Powersuppliesmustbeorderedseparatelysincetheyarenotprovidedwiththe

baseswitch.

ThefollowingpowersuppliesareavailabletobepurchasedfromEnterasys.

–G3‐PWR,a400‐wattACpowersupplycapableof

providingpowertoafully‐loadednon‐

PoEswitchandsomePoEpower

–G3‐PWR‐POE,a1200‐wattACpowersupplyrecommendedforfullPoEcap ability

Thepowersuppliesareremovable.Theycanbemixedandcanbeusedredundantlywithfull

loadsharing,ornon‐redundantly.Theswitchis

capableofsupporting48portsat15.4watts

fullyredundant,and96portsat15.4wattsinnon‐redundantmode.Formoreinformation,

referto“PowerSupplyPlanning”onpage 2‐6.

•PowerLEDs

ThetwopowerLEDsindicatevoltagefortheprimaryandsecondarypowerinputs.

•Fans

TheG‐Seriesswitchhas

ninefansintwodifferentsizeslocatedinthreezonestoserve

differentcoolingfunctions.Itsupportsfanredundancy,whichmeansthatthesystemwill

remainoperationalifonefanfails.

Referto“FanManagement”onpage 1‐4formoreinformation.

•SystemLED

TheSYSTEMLEDindicatesoperationalstatusof

thesystem,asdescribedinTable 3‐1on

page 3‐2.

•IOMpowerstatusLEDs

IOMstatusLEDsindicatetheoperationalstatusofoptionalmodule(s),includingwhenthey

arepowereddownandcanbesafelyremoved,asdescribedin“RemovinganIOM”on

page 2‐11.

PoE (Power over Ethernet) Support

TheG3G124‐24Pswitch(andtheG3G124‐24switchandG3G‐24TXIOMequippedwithauser‐

installedoptionalPoEcard)are802.3afcompliant.ThismeanstheycanprovidePowerover

EthernetcableconnectionsfromtheirRJ45frontpanelconnectorstopowereddevices(PDs)inthe

network.PoweroverEthernet(PoE)

referstotheabilitytoprovide48Vdcpowertoapowered

deviceusingthesameEthernetcablingthatprovidesdata.ModernEthernetimplementations

employdifferentialsignalsovertwistedpaircables.Thisrequiresaminimumoftwotwistedpairs

forasinglephysicallink.Bothendsofthecableare

isolatedwithtransformersblockinganyDCor

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