ConceptMedia Independent Handover (MIH) FunctionSlide 3Slide 4General Reference ModelTLVSlide 7MIH FrameConceptInternet802.11 802.16 Cellular 802.3Handover occurs between networks, as needed.Mobile DeviceConnect to any or all of these networks.Media Independent Handover (MIH) FunctionUpper Layers (Layer 3 +)MIH FunctionEvent ServiceCommand ServiceInformation ServiceLower Layers (Layer 1 and 2)Event Command InformationService Service ServiceMIH EventsLink EventsUpper Layers (Layer 3 +)MIH FunctionLower Layers (Layer 1 and 2)Local StackMIH EventsLink EventsUpper Layers (Layer 3 +)MIH FunctionLower Layers (Layer 1 and 2)Remote StackRemote MIH EventRemote MIH EventUpper Layers (Layer 3 +)MIH FunctionLower Layers (Layer 1 and 2)Local StackMIH CommandsLink CommandsUpper Layers (Layer 3 +)MIH FunctionLower Layers (Layer 1 and 2)Remote StackRemote MIH CommandRemote MIH CommandMIH CommandsLink CommandsGeneral Reference ModelLink LayerMIH FunctionMIH Event ServiceMIH Command ServiceMIH Information ServiceMIH_LINK_SAPMIH Users Layer 3+ MIH_SAPMIH_NMS_SAP 802.21 ScopeTLVType (4) Length (Variable) Value (Variable)Length bitsVal >127 (x)1Val [0-127] (1)0Case 0: Length is ValCase 1: Val is number of additional octets. 2nd octet is Length<-MSBMIH UserMIH FunctionMIH_SAPMgmtEntity802.16CS_SAPMgmtEntity802.16LLC_SAPMLME_SAPC_SAPM_SAPCDMA2000 GERAN UMTS LTEPPP LAC RRE-UTRA/E-CORELLC GMM SM NAS ASMIH_3GLINK_SAPMIH FrameOctet 1 Octet 2 Octet 3 Octet 4Version (4) y Action ID (9)Transaction ID (16) Variable Load Length (16)z Reserved (10)MIH Message IDMIHF Variable HeaderMIHF PayloadMIHFFixed HeaderMIHFVariableLoady: ACK req (1) z: ACK resp (1)OpCode(3)SID
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