4.1.3.3 Handover optimization

4.1.3.3Handover optimization

OutlineIntroductionFast Handover Mobile IPv6(FMIPv6, RFC4260)Hierarchical Mobile IPv6(HMIPv6, RFC4140)Dormant Mode Host Alerting (IP Paging, RFC3132)

IntroductionMobile IPv6(MIPv6)

MIPv6MIPv64.1.3.3

FMIPv6 (1)L2 association requestHandoff triggerLayer 3DelayAccess Router (AR) tableAR listMNpacketsbuffer

FMIPv6 (2)

IEFT MIPv6 FMIPV6(Proactive Fast Handover),IP(Reactive Fast Handover)

FMIPv6 MNAR(PAR)AR(NAR)MN APBeacon

FMIPv6 MNAP BSSID(AP-ID)AP-ID RtSolPr PAR

FMIPv6 PAR AR AP PrRtAdvMNAP PAR

FMIPv6 MN Layer 3 AP NAR MN NAR Pre-fix MAC Address NCoAFBU PAR

FMIPv6 PAR MNNCoAHI NAR

FMIPv6 NAR NCoA DADIP MNNAR NCoA NARHAck PAR

FMIPv6 PARFBackMNFBackNARMNPARFBackMNNARFBack

FMIPv6 PARMNpacketNARNARbufferMNNARMNpacket lost

FMIPv6 MNFNANARMNNAR

FMIPv6 NARMNpacketMN

FMIPv6 (2)

IEFT MIPv6 FMIPV6(Proactive Fast Handover),IP(Reactive Fast Handover)

FMIPv6 MNFBUPARMN NARFBU

FMIPv6 MN FBUFNA NAR

FMIPv6 NARFBUPARPARMNpacketNARPARFBUFBackFBU

FMIPv6 PARMNpacketNAR

FMIPv6 NARpacketMN

MIPv6 VS FMIPv6 (Movement detection)MIPv6FMIPv6IP (Duplicate Address Detection, DAD)MIPv6FMIPv6 (Handoff Latency)MIPv6FMIPv6


MNRouter Advertisement (RA)MNRAAR


Layer 2 PHY IndicationMNAPARMN PHYLink_quality_crosses_thresholdAPsAPsPARAPsAPMN


MNIPv6Pre-fixMACGlobal AddressIPDADMN(0~1000ms)1000msDAD


MNNCoA (DAD)MNNARDAD


Home AgentMNCNMNTCPCNAckMNCN


FMIPv6(tunnel)MNPARMNNARbufferMNNARMNMNNAR

Hierarchical MIPv6MNBU

HMIPv6Mobility Anchor Point (MAP)

MAPAccess Router (AR)ARMAP domain ID

HMIPv6MNBUMN

The architecture of HMIPv6

The architecture of HMIPv6HMIPv6MAPMAPHome Agent

The architecture of HMIPv6MAPARMAP domainARMAP domain ID

The architecture of HMIPv6MNMAPMicro-mobilityMNMAP

The architecture of HMIPv6MNMAPMAPMacro-mobilityMNMAPBUHAMAP

HMIPv6 LCoA & RCoAHMIPv6MNOn-Link Care-of-Address (LCoA) MN(AR)PrefixRegional Care-of-Address (RCoA)MAPPrefix

Micro-mobility MAPMNmobilityMAP MNHABU(Mirco-mobility )LCoA RCoA

Binding Update

Marco-mobility MNMAPMAPMNBU HAIP address (Marco-mobility)LCoARCoA

Binding Update

HMIPv6 Marco-mobilityMarco-mobilityMNMNAR

HMIPv6 Marco-mobilityMNAccess RouterRARAMNMAP

HMIPv6 Marco-mobilityMAPMNRCoAMAPPrefixMNBUMAPBURCoALCoABU message

HMIPv6 Marco-mobilityMAPBinding TableBinding ACK (BA) MN

HMIPv6 Marco-mobilityMAPBinding TableBAMNBA message

HMIPv6 Marco-mobilityMNBUHACNBUHome AddressLCoABU message

HMIPv6 Message flow

HMIPv6 Message flowMicro-mobilityMNMAP

HMIPv6 Message flowMacro-mobilityMNMAPHALCoA

HMIPv6 Message flowMNRoute Optimization (RO)Macro-mobilityCNRO

Introduction - IP Paging (1)Goals of Paging

BU

IP paging based on HMIPv6

MNMNMNBUHAMN

Introduction - IP Paging (2)How ?MNActiveMIPv6MNIdleBU MNActive modeIdle modePaging Agent (PA)PAMNIdlePaging AgentARARPA-ID Paging Area

Introduction - IP Paging (3)Idle, Active ModesIdleActiveReceive Paging Request or Open ConnectionAll Connection Closed or Active timeoutUpdate location on every handoffUpdate location when PA change

Introduction - IP Paging (4)Turn to activePA MNMNActiveMNMNIdlePaging AreaPaging RequestMNbuffer packetsMNPaging RequestPaging ResponsePA IPBUHAPABUMNActive

IP PagingMN -> ActivePATableMNActiveIdle

IP PagingMN -> ActiveMNIdlePA

IP PagingMN -> ActiveChange state

IP PagingMN -> IdlePAMNIdleMNZZzz

IP PagingMN-> IdleMNBUZZzz

IP PagingMN-> IdleCNMNPAMNIdleBufferZZzz

IP PagingMN-> IdlePAPaging RequestMNPaging RequestZZzz

IP PagingMN-> IdleMNPaging RequestPaging Request timeoutPaging Fault?ZZzz

IP PagingMN-> IdlePAPaging AreaPaging RequestMNPaging RequestZZzz

IP PagingMN-> IdleMNPaging ResponsePAIPHABUPaging Response

IP PagingMN-> ActivePAMNActive

IP PagingMN-> IdleBinding Update

IP PagingMN -> ActiveMAPBufferMNPacket forward

Original MIPv6 and PagingHARegistrationHARegistrationPagingzzzzzzMIPv6IP Paging

Original MIPv6 and PagingHARegistrationHARegistrationPagingzzzzzzMIPv6IP Paging

*message, RtSolPrPrRtAdvMN (AP-ID, AR-INFO)

FBU FBACK, PAR tunnel() (PCoANCoA)FBU, FBACK

FNA, MN, NARMN, NCoA PCoA*HMIPv6MNmicro-mobilityMNMNHMIPv6MIPv6* MAP (Mobility Anchor Point) : HMIPv6MAPMAPHome Agent

LCoA (On-Link Care-of-address) : LCoAMN(Access Router)PrefixMIPv6CoAMAPLCoAMNMAPRCoALCoA

RCoA (Regional Care-of-address) : RCoAMAPPrefixMIPv6Home AddressRCoAMNLCoAMAPRCoAHACNMNMAPMNRCoAMAPMAPMN RCoA

******Now, IP Paging discussed by IETF Seamoby Working Group.http://www.ietf.org/html.charters/seamoby-charter.html**Now, IP Paging discussed by IETF Seamoby Working Group.http://www.ietf.org/html.charters/seamoby-charter.html*Similar Power-Saving mode is also existed in IEEE 802.11 wireless network.[4]

*Similar Power-Saving mode is also existed in IEEE 802.11 wireless network.[4]

Documents

4.1.3.3 Handover optimization