Infra

Infrastructure for Mobility Management
Home Base Node
Infrastructure for Mobility Management

☉ Need to support various operation modes

☉ Network Facilities

  • ─ Network Management Center

    • Highly reliable
    • Expensive
    • Traffic congestion problem
    • Low flexibility

  • ─ Home Base Node

    • Most likely a Personal Computer
    • Personal programmability
    • Low Cost
    • Distributed traffic

  • ─ Access Node

    • Unpredictable capability
    • Unpredictable quality

  • ─ Status Holder

    • A big help
    • may be flexible
    國立政治大學資訊科學系 連耀南 lien@cherry.cs.nccu.edu.tw  infra2.htm,  Fri Jun 6 22:06:21 CST 2003
    Home Base Node

    ☉ User reachable via Internet

  • ─ PC or an account on a host

    ☉ Serve as status holder for agents/clients

  • ─ to save time for status inquiry

    ☉ To support mobile terminal

  • ─ Cache/Proxy

  • ─ Computing support (FAX-OCR)

  • ─ Information filter

  • ─ Answering machine

    國立政治大學資訊科學系 連耀南 lien@cherry.cs.nccu.edu.tw  hbn.htm,  Fri Jun 6 22:06:22 CST 2003