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異質無線網路整合與 漫遊技術簡介. 交通大學資工系 曹孝櫟助理教授. Heterogeneous Wireless Network Integration (1/4). Mobile Terminal. Radio Access Network. Core Network. Service Network. Generic Architecture. WiMAX/ WiMAX relay. All IP. Fixed Mobile Convergence. WLAN/ WLAN mesh. 3G/B3G. New Air/ 4G. BT/UWB. ….
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異質無線網路整合與漫遊技術簡介 交通大學資工系 曹孝櫟助理教授
Heterogeneous Wireless Network Integration (1/4) Mobile Terminal Radio Access Network Core Network Service Network • Generic Architecture WiMAX/ WiMAX relay All IP Fixed Mobile Convergence WLAN/ WLAN mesh 3G/B3G New Air/ 4G BT/UWB … Multi-mode & Heterogeneous Heterogeneous & overlay Broadband & IP IMS/SIP AAA Network
Heterogeneous Wireless Network Integration (2/4) • IETF Perspective WiMAX/ WiMAX relay All IP + Application Mobility Or All IP + Network Mobility IP-based applications Mobility WLAN/ WLAN mesh 3G/B3G New Air/ 4G BT/UWB … Multi-mode & Heterogeneous Heterogeneous ANs IPv4 or IPv6
Heterogeneous Wireless Network Integration (3/4) • IEEE Perspective WiMAX/ WiMAX relay All IP + Application Mobility Or All IP + Network Mobility IP-based applications Mobility WLAN/ WLAN mesh 3G/B3G IEEE 802.21 New Air/ 4G IEEE 802.21 BT/UWB … Multi-mode & Heterogeneous Heterogeneous ANs IPv4 or IPv6
Heterogeneous Wireless Network Integration (4/4) • 3GPP/WiMAX Perspective UMA 3GPP Core IP Core CSCF/… 3GPP AN WLAN AN PDG WiMAX Core WiMAX AN 3GPP/WLAN/WiMAX Terminal 3GPP/WLAN/WiMAX AN 3GPP/WiMAX & IP Core Network IMS/SIP
Application Layer: SIP Mobility Terminal mobility: pre-call Terminal mobility: mid-call Personal Mobility Service Mobility SIP for Mobility presentation, SIP 2001, Henning Schulzrinne
Application Layer: SIP Mobility Handoff Delay Analysis for SIP Mobility in IPv6 Testbed, N. Nakajima, A.Dutta, S. Das, H. Schulzrinne
Network Layer: Mobile IP Inside Mobile IP, Narendra Venkataraman, Dr. Dobb's Journal
Network Layer: SCTP/Multi-homing http://www.ibm.com/developerworks/cn/linux/l-sctp/figure2.gif
Network Layer: IETF WGs • Mext: Mobility EXTensions for IPv6 • Mipshop: Mobility for IP: Performance, Signaling and Handoff Optimization • Netlmm: Network-based Localized Mobility Management • Shim6: Site Multihoming by IPv6 Intermediation • Mip4: Mobility for IPv4
Network Layer: 3GPP www.3gpp.org
Network Layer: 3GPP2 www.3gpp2.org
Network Layer: WiMAX Forum http://www.wimaxforum.org/home/
Link Layer: UMA UMA, 3GPP
Link Layer Triggers State Change Predictive Network Initiated Applications (VoIP/RTP) Connection Management Handover Policy Handover Management Network Information Available Networks Neighbor Maps Network Services Mobility Management Protocols IETF 802.21 MIH Function Handover Commands Client Initiated Network Initiated Vertical Handovers Smart Triggers Handover Messages Information Service IEEE 802.21 Handover Messages Information Service L2 Triggers and Events Protocol and Device Hardware WLAN Cellular WMAN 802.21 Overview 802.21: Key Services 802.21 uses multiple services to Optimize Vertical Handovers http://ieee802.org/21/
3G services over WLAN • SMS • MMS • Presence • IMS • LCS • MBMS • MexE • OSA • UE Management (UEM)
Access and service Authorization information update procedure