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NSNEPC(EvolutionPacketCore)
S11FlexiNetworkServerInterfaces
ProtocollayersFlexiNS(MME)eNodeBS1-APSCTPIPS1GTP-Cv2UDPIPS-GWHSSS6aSCTPIPNASNASNMSSGSNGTP-Cv1UDPIPS3(Pre.R8)GnSGSN(R8)GTP-Cv2UDPIPGTP-Cv2UDPIPMMES10S101S101-APUDPIPHRPDAN(CDMA)MSSSGsAPSCTPIPSGsDiameterUESOAPTCPIPOMHTTPCandidatesFlexiNS1.0CD4LIGX1_1/X2LIPv2TCPIPMSSGTPv2UDPIPSvEIRSCTPIPDiameter1xCSIWS(CDMA)S102-APUDPIPS13S102SCTPIPDiameterLCSSLg
EthernetEthernetFlexiNetworkServer
InterfacesandlogicalbindingOMU(2n)CPPU(n+)S11S1-MMESMMU(n+1)S6aOMMCHU(2n)eNodeBS101Gn/S3SGs/SvS102S13SLgS-GWHRPDANSGSNMSS1XRTTMSCDNSOMHSSEIRLCSIPDU(n+1)TrafficaOMLIGX1_1S10MMEX2
MinimumHardwareConfigurationEmptyslotsmustbeequippedwithfillerunits:?4*ASFF6-Afillerblades?10*ASFR6-AfillerRTMs?10*AMCSF-AAMCfillers
EquippingRulesThecapacityofFlexiNS-MMEcanbeincreasedwithoptionalCPPUsandanSMMU.Shelfslots5-7arereservedforoptionalCPPUsandslot14foranoptionalSMMU.
MaximumHardwareConfigurationEmptyslotsmustbeequippedwithfillerunits:?10*ASFR6-AfillerRTMs?14*AMCSF-AAMCfillers
MMEHardwareArchitecture
MMENetworkInterfaces.
UsageofACPIandCPRTPorts
ManagementLANSetting
BaseInterfaceandFabricInterfaceBaseinterfaceThebaseinterfaceisthemaininternalcommunicationchannelinthesystem.ItisimplementedasaGigabitEthernetnetwork.Eachnodeslothasadedicatedbaseinterfaceconnectiontobothhubslots.FabricinterfaceThefabricinterfacehandlesuserplaneandotherexternalcommunicationinthesystem.Itisimplementedasa10GigabitEthernetnetwork.Eachnodeslothasadedicatedfabricinterfaceconnectiontobothhubslots.
MMEConnectivitywithIPAddressvirtualisation
IPDirectorUnit(IPDU)aggregatesphysicalandlogicalconnectionsfromdifferentfunctionalunits(CPPUandSMMU)Benefits:SimplifiedIPinfrastructure(=lessIPaddressesandVLANs)AutomaticloadbalancingofS1-MMEEnhancedredundancyscheme
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