Zte ZXR10 3928A - Structure and Principle; Working Principles

Chapter3
StructureandPrinciple
TableofContents
WorkingPrinciples..............................................................9
HardwareStructure...........................................................10
WorkingPrinciples
ZXR103900A/3200Aseriesproductsarethebox(L3)line-rateEth-
ernetswitchesdevelopedbyZTE.Thisseriesswitchesadoptmod-
ulardesignandhavestrongcapabilityinservicecontrolanduser
managementsoastoprovidenetworkingsolutionstoconvergence
ofenterprisenetwork,IPMANnetworkandresidentialblock.
Thisseriesproductshavepowerfulfunctionsandsoundperfor-
mance.Accordingtosystemfunctions,theproductscontainthe
followingmodules:controlmodule,switchingmodule,interface
moduleandpowermodule.
1.Controlmodule:Itcontainsmainprocessorandsomeother
externalfunctionalchipsandisusedforsystemtoprocessvar-
iousapplications.Itprovidesconsoleportfordatamanipula-
tionandmaintenance.
2.Switchingmodule:themainpartofswitchingmoduleispacket
processor ,usedforprocessingandswitchingofpacketssent
fromports.
3.Interfacemodule:Itiscomposedofinterfacechipsandpe-
ripheralscircuitstoconnecttheexternaluserandreceive/send
packets.
4.Powermodule:Themoduleadopts220VACor-48VDCtosup-
plyneededpowertotheothercomponentswithinthesystem.
5.Monitormodule(providedonlybyZXR103228A-EI):signal
inputonthreepairsofbackbonenodes,signaloutputonve
pairsofbackbonenodes.
ZXR103900A/3200AsystemprinciplediagramisshowninFigure
1.
CondentialandProprietaryInformationofZTECORPORATION9