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後卓越進度報告

後卓越進度報告. 陳志成老師實驗室 Presenter: Kai-Wen Cheng Date: 6 th Aug, 2006. Outline. Subject Fast handover for 802.16e (WiMax) Fast Handovers Predictive Fast Handover Reactive Fast Handover SIP mechanism. Predictive Fast Handover over IEEE 802.16e. Serving BS/ PAR. NAR/ Target BS. MN

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後卓越進度報告

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  1. 後卓越進度報告 陳志成老師實驗室 Presenter: Kai-Wen Cheng Date: 6th Aug, 2006

  2. Outline • Subject • Fast handover for 802.16e (WiMax) • Fast Handovers • Predictive Fast Handover • Reactive Fast Handover • SIP mechanism

  3. Predictive Fast Handover over IEEE 802.16e Serving BS/PAR NAR/Target BS MN L3 L2 MOB_NBR-ADV Scanning RtSolPr PrRtAdv MOB_MSHO-REQ Link_Going_Down MOB_BSHO-RSP FBU HI HACK FBACK MOB_HO-IND Packets 802.16e Network re-entry Link_Up FBU MN does not need to wait for FBACK before sending MOB_HO-IND

  4. Reactive Fast Handover over IEEE 802.16e MN L3 L2 Serving BS/ PAR NAR/ Target BS MOB_NBR-ADV Scanning RtSolPr PrRtAdv MOB_MSHO-REQ Link_Going_Down MOB_BSHO-RSP MOB_HO-IND 802.16e Network re-entry FBU Link_Up FBU FBAck Forward Packets Deliver Packets

  5. SIP: Traditional method

  6. SIP: Proposed method

  7. Future Work • Working • SIP Mobility Management for 802.16e Networks • Mobile IPv4 Fast Handovers for 802.16e Networks • Future work • Fast roaming between 802.16e and other network, such as 3GPP, 3GPP2, …etc.

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