Zte ZXR10 3800-8 - Chapter 7 MPFU; 7.1 RAC-2838-MPFU-A

Chapter7
MPFU
TheManagementandPacketForwardingUnit(MPFU)isthecontrolnodeoftherouter.
TheMPFUforwardspacketsandmanagesandmaintainstheentiredevice.
TheMPFUconsistsofthepacketforwardingmodule,managementandcontrolmodule,
clockprocessingmodule,andalarmmonitoringmodule.Itforwardspackets,andmanages
thesystemclocksource,controlplane,systemmaintenanceplaneandenvironmental
monitoringplane.
lThepacketforwardingmoduleclassiesandforwardsthepacketsthattheline
interfaceboardsreceiveandcontrolsthepackettrafc.
lThemanagementandcontrolmoduleprovidesthefollowingfunctions:
àProcessesprotocolsandsignalingmessagestocontrolandnotifythesystem
status.Therouteprotocolcontrollayerandthecongurationandoperationlayer
areseparatedtoenhancethecontrollayerstabilityandequipmentmanageability.
àConguresandmaintainsthesystemstatus.Itprovidesthesystemdata
congurationandupgradefunctionsandsystemoperationlogs.Itsupportstwo
typesofmanagementinterfaces:serialportandRJ45port.
lThealarmmonitoringmodulemonitorstheoperationconditionsoftheboards,power
supplymodules,andfanmodulesandgeneratesalarmswhennecessary.Itprovides
auser-friendlyman-machineinterfacethroughtheCLIorSNMPnetworkmanagement
system.
TheMPFUoftheZXR102800-3E,ZXR101800-2EorZXR101800-2Sisintegratedinto
thechassisandcannotberemoved.
TheMPFUboardsoftheZXR102800-4andZXR103800-8canbedividedintothree
types:RAC-2838-MPFU-A,RAC-2838-MPFU-B,andRAC-2838-MPFU-C.
TableofContents
RAC-2838-MPFU-A....................................................................................................7-1
RAC-2838-MPFU-B/RAC-2838-MPFU-C...................................................................7-3
7.1RAC-2838-MPFU-A
Overview
RAC-2838-MPFU-AisthetypeAMPFUoftheZXR102800-4andZXR103800-8.The
MPFUprovidesthefollowingfunctions:
lSupportshotswappingwithamodularstructure.
7-1
SJ-20150204153047-004|2015-03-30(R1.0)ZTEProprietaryandCondential