1 Home Gateway Scenarios Home network, WAN, personal VPN – PowerLine, HAVi, HomeRF, HomePNA, WiFi Home PBX –Calls forwarded to individual phones –One number, any device Differential utility rates, load management Intelligent home, remote access, security EServices, rented content

2 Personal Gateway Scenario PAN (Bluetooth, x, RF, …) –remote hosts (extension, tethered services) –foreign (hostile) networks Cooperating device aggregations –devices on your person –devices in your physical environment –devices in your personal environment

3 Sun’s Model

4 Home/Personal Gateway a hub to connect and manage the intelligent appliances in the home as a communications gateway between the home and the outside world –personalized news delivery, e-commerce, entertainment, –home automation and value-added telephony

5 Open Services Gateway interface OSGi framework service registry Java Listener pattern replaced by Whiteboard pattern –Sources and Listeners come and go –only Listener’s register Security by OSGi ServicePermissions –only trusted participants need apply Automotive applications

6 Microsoft Home Gateway Model Windows Embedded XP Embedded XP Macro Components Connection Sharing Discovery Service Control Server Active Directory Service Message Forwarding Message Translation

7 Personal Brick Your Data (encrypted) Controlled Access Borrowed Apps Borrowed Machine

8 Application Proxy Unsafe Portable Interface Device Application Proxy Host Device Host Application (persistent)

9 WinCE Cell Phone Model Windows CE Platform Host Touch ScreenButtons Cell NetworkWiFi Mic&Speaker GPS Camera Note: WinCE cannot be trusted