Chapter4HardwareBoard
RS-89S2-48GE-RJCard
FunctionRS-89S2-48GE-RJcardprovides48gigabitEthernetelectricalin-
terfaces.ItisimprovedonthebaseofRS-89S1-48GE-RJcard
tosupportthefunctionsinLayer2andLayer3.Itcanprocess
packetsfromL2toL7tomeetthecomplexapplicationinpractical
networking.
FrontPanelFrontpanelisshowninFigure39.
FIGURE39FRONTPANELOFRS-89S2-48GE-RJ
InterfacesForty-eightinterfacesinthefrontpanelofRS-89S2-48GE-RJcard
supportRJ45electricalinterface,supportingdifferenttransmission
distancesusedbygigabitEthernet.
InterfacecharacteristicsofRS-89S2-48GE-RJcardaredescribed
inTable59.
TABLE59INTERFACECHARACTERISTICSOFRS-89S2-48GE-RJCARD
InterfaceType
Characteristics
10/100/1000
Base-TX
FollowIEEE802.3zstandard
RJ45connector
UsingUTP5
Themaximaltransmissiondistanceis100m
MDI/MDIX
LEDsThereare48LEDsinthefrontpanelofRS-89S2-48GE-RJcard.
EachinterfacehasoneLED.FunctionsoftheseLEDsaredescribed
inT
able60.
TABLE60LEDFUNCTIONSOFRS-89S2-48GE-RJCARD
LEDType
StateDescription
LINK/ACT
On:interfacelinkiscreated
Off:interfaceisdisconnectedfromothers
Flash:datatransmissionandreceptionintheinterface
RS-89S2-48GE-SFPCard
FunctionRS-89S2-48GE-SFPcardprovides48gigabitEthernetopticalin-
terfaces.ItisimprovedonthebaseofRS-89S1-48GE-SFPcard
tosupportthefunctionsinLayer2andLayer3.Itcanprocess
ConīædentialandProprietaryInformationofZTECORPORATION57