Chapter9LineInterfaceBoards
ParameterSpecication
RateInADSL2+fullratemode(ITU-T992.5):Thedownlinkratecan
reach24Mbpsandtheuplinkratecanreach1Mbps.
InVDSL2mode(ITU-T993.2):Thedownlinkratecanreach100
Mbpsandtheuplinkratecanreach50Mbps.
9.9RAC-PIU-04SHDSL
Overview
RAC-PIU-04SHDSLboardprovidesthefollowingfunctions:
lProvidesoneG.SHDSL(SHDSLgroup)interface,whichprovidesfourSHDSL
electricalinterfaces.
SymmetricHighbitrateDigitalSubscriberLine(SHDSL)evolvesfromHDSLand
complieswiththeITU-TG.991.2andG.994.2standards.Onlyonepairoftelephone
linesarerequiredfordatatransmission,whichreducestherequirementoncopper
wireresources.SHDSLusestheTC-PAM16/32/64codingmode,whereagreater
numberrepresentsafastertransmissionspeed.Itcanbeusedforaudio,video,and
datatransmission.
lSupportstheATMandEFMprotocolencapsulationmodes.
lSupportshotswapping.
lSupportsboardinformationqueryandtemperaturemonitoring.
Panel
ForthepaneloftheRAC-PIU-04SHDSLboard,seeFigure9-9.
Figure9-9FrontPaneloftheRAC-PIU-04SHDSLboard
InterfaceProperties
Foradescriptionoftheinterfaceproperties,refertoT able9-25.
Table9-25InterfacePropertiesoftheRAC-PIU-04SHDSLBoard
PropertyDescription
ConnectortypeRJ45interface,connectedtofourRJ11interfacesatthepeerend
OperationalmodeFullduplex
AppliedstandardITU-TG.991.2
9-15
SJ-20150204153047-004|2015-03-30(R1.0)ZTEProprietaryandCondential