Chapter3StructureandPrinciple
ZXR102920Interfaces
ZXR102920providesthefollowingtypesofaccessports.
1.16xed10/100BASE-TEthernetports,whichsupportfull/half
duplex,10/100Madaptation,MDI/MDIXadaptationandVCT
automatictestfunction.
2.Twoxed10/100/1000BASE-TEthernetports.
3.Oneexpansionslot(two1000Mopticalports,two1000Melec-
tricalports,one1000Melectricalporttogetherwithone1000M
opticalport,ortwo100Mopticalportscanbeexpanded).
4.Oneconsoleportistorealizethemanagementandcongura-
tionofvariousservices.
ZXR102920Indicators
ThefollowingindicatorsareadoptedonthefrontpanelofZXR10
2920.
�32indicatorsindicatethestatusofthe1610/100Base-Tports.
Eachporthastwoindicators.Theleftindicatorofportindicates
thestatusofhalf/fullduplex.Therightindicatorofportindi-
catesthestatusofLINK/ACT .
�Fourindicatorsshowthestatusoftwo10/100/1000BASE-T
ports.Eachporthastwoindicators.Theleftindicatorofport
showsthestatusofACT .Therightindicatorofportshowsthe
statusofLINK.
�Twosystemindicatorsshowthesystemrunningworkstatus.
Indicatorsrunningstatusesaredescribedasfollows:
1.Systemindicatorsincludepowerindicator(SYS)andrunning
indicator(RUN).
�Afterthesystemispoweredup,theSYSindicatorisonand
theRUNindicatorisoff.
�WhenBootROMstartstoloadtheversion,iftheversionis
unavailable,thestatesofindicatorsdonotchange.Ifthe
versionisloadednormally,theRUNindicatorashesata
frequencyofonetimepersecond.
2.TheindicatorsofZXR102920(exceptpowerandsystemindi-
cators)areshowninTable2
.
TABLE2INDICATORWORKINGSTATEOFZXR102920
IndicatorPosition
State
Meaning
On
Full-duplex
OffHalf-duplex Ontheleftside
ofport
FlashingCollision
condition
On
Linkis
available.
10/100Base-T
Ports
Ontheright
sideofport
CondentialandProprietaryInformationofZTECORPORATION13