slide1 n.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
異質無線網路整合與 漫遊技術簡介 PowerPoint Presentation
Download Presentation
異質無線網路整合與 漫遊技術簡介

play fullscreen
1 / 140

異質無線網路整合與 漫遊技術簡介

188 Views Download Presentation
Download Presentation

異質無線網路整合與 漫遊技術簡介

- - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

  1. 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

  2. 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

  3. 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

  4. 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

  5. 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

  6. Application Layer: SIP Mobility Terminal mobility: pre-call Terminal mobility: mid-call Personal Mobility Service Mobility SIP for Mobility presentation, SIP 2001, Henning Schulzrinne

  7. Application Layer: SIP Mobility Handoff Delay Analysis for SIP Mobility in IPv6 Testbed, N. Nakajima, A.Dutta, S. Das, H. Schulzrinne

  8. Network Layer: Mobile IP Inside Mobile IP, Narendra Venkataraman,  Dr. Dobb's Journal

  9. Network Layer: SCTP/Multi-homing http://www.ibm.com/developerworks/cn/linux/l-sctp/figure2.gif

  10. 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

  11. Network Layer: 3GPP www.3gpp.org

  12. Network Layer: 3GPP2 www.3gpp2.org

  13. Network Layer: WiMAX Forum http://www.wimaxforum.org/home/

  14. Link Layer: UMA UMA, 3GPP

  15. 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/

  16. 3GPP Perspective

  17. Inter-working Model

  18. Simplified Reference Model

  19. 6 Scenarios

  20. 6 Scenarios (Cont.)

  21. 3G services over WLAN • SMS • MMS • Presence • IMS • LCS • MBMS • MexE • OSA • UE Management (UEM)

  22. Simplified WLAN Network Model

  23. Network Advertising and Selection Scenario

  24. Network Advertising and Selection Scenario (Cont.)

  25. Non-roaming reference model

  26. Roaming reference model

  27. Roaming reference model (Cont.)

  28. Protocol stack between the WLAN UE and PDG

  29. I-WLAN and VPLMN Selection Procedure

  30. WLAN Access Authentication and Authorization

  31. WLAN Session Authentication and Authorization

  32. EAP/AKA Procedure

  33. EAP/AKA Procedure

  34. EAP/SIM Procedure

  35. EAP/SIM Procedure

  36. EAP AKA fast re-authentication

  37. EAP SIM Fast re-authentication

  38. Subscriber Profile Update

  39. Access and service Authorization information update procedure

  40. W-APN resolution and Tunnel establishment

  41. WLAN shared by multiple ISPs and PLMNs

  42. Traffic routing based on the use of VLANs in the WLAN AN

  43. DNS controlled reverse NAT procedure

  44. WLAN AN connected to a single ISP

  45. Architecture for support of SMS

  46. SMS delivery to IP terminal

  47. SMS origination from IP terminal

  48. Complete SMS call flow with WLAN interworking

  49. PDG implementation re-using GGSN functionality

  50. Mapping between E2E tunnel and GTP tunnel