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Alan Darnell University of Alberta Libraries

Alan Darnell University of Alberta Libraries. Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications. Login Server. Login Server. Application Server. Windows Terminal. Windows Terminal. Windows Terminal. Thin-Client Model.

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Alan Darnell University of Alberta Libraries

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  1. Thin- Client Computing for Windows Alan Darnell University of Alberta Libraries

  2. Thin- Client Computing for Windows Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  3. Login Server Login Server Application Server Windows Terminal Windows Terminal Windows Terminal Thin- Client Computing for Windows Thin-Client Model Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications PDC / BDC File and Print Services

  4. X Protocol WinFrame NT 3.51 - Intel Wincenter NT 3.51 NTrigue NT 3.51 MultiWin - Hydra T.Share ICA - Picasso Wincenter Connect for MetaFrame NT 4.0 Windows NT - Terminal Server Edition Intel and Alpha MetaFrame NT 4.0 - Intel Thin- Client Computing for Windows Family Tree Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  5. Thin- Client Computing for Windows WTS and MetaFrame Compared • Management tools • Display Protocol • Client software • Web Integration • Terminal Support Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  6. Thin- Client Computing for Windows Management Tools • Shared set of tools in WinFrame 1.7 and WTS • monitor connections; User Manager extensions;auto logins; idle timeouts; reconnecting sessions • New NT 4.0 style options for polices and profiles in WTS / MetaFrame • Separate policies and profiles for WTS logins and network logins • Application compatibility scripts Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  7. Thin- Client Computing for Windows WTS - Terminal Server Admin Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  8. Thin- Client Computing for Windows WinFrame - WinStation Admin Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  9. MetaFrame Independent Computing Architecture Proprietary protocol developed by Citrix Local drive and device mapping Audio streaming Shadowing sessions IPX, NetBEUI support 256 colour support in user defined resolutions up to 1280 x 1024 WTS Remote Desktop Protocol Based on T.Share (ITU T.120 conferencing protocol) T.Share used in NetMeeting RDP supports subset of T.Share functions Limited to TCP/IP connections 256 colour support up to 1600 x 1200 Thin- Client Computing for Windows Display Protocols Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  10. WTS Win32, Win16, WinCE MetaFrame Win32, Win16, WinCE DOS Mac Unix (Solaris, Linux, HP, SCO, DEC) Plug-in (Win16 and 32) Active-X Control Java (JDK 1.0 and 1.1) Thin- Client Computing for Windows Client Software Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  11. Thin- Client Computing for Windows Web Integration Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  12. Thin- Client Computing for Windows Windows Terminals • Windows CE • Intel “Lean Client” Specification • Sound, high-end video, 10/100Mbps Ethernet • Serial, Parallel, USB ports • RDP and ICA support • No floppy drive • Boot from network or flash memory Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications NCD ThinSTAR 300 • Local emulators (TN3270, VT220) • Pricing under $1000 CDN • Manufactured by Boundless, Wyse, NCD, Neoware, Tektronix

  13. Upgrade for legacy PCs Integrated ICA client Not yet licensed for RDP Pricing under $500 CDN Wireless tablets High-cost ICA devices for “roaming” users Thin- Client Computing for Windows Windows Terminals VXL EaziTC Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications IGEL “Instant TC” Flash Linux Card

  14. Thin- Client Computing for Windows Windows Terminals Boundless WYSE NCD Neoware Tektronix RDP ICA IGEL VXL Cruise Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications Tektronix Thinstream Boundless Viewpoint TC NCD Thinstar IBM Network Station Neoware Neostation Wyse Winterm IBM X

  15. Thin- Client Computing for Windows Comparison Summary Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  16. Thin- Client Computing for Windows Implementation Considerations • Performance • Security • Licensing Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  17. PentiumPro or PII processors WTS supports 4-way SMP systems “out of the box” 32MB base memory with 4-12MB per user session RAID disk configuration (striping or striping with parity) 100Mbps NIC Thin- Client Computing for Windows Server Configuration Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  18. Thin- Client Computing for Windows Bandwidth Requirements • Single client uses approximately 12kbps of bandwidth • Compression • Queuing • Client-side Caching of bitmaps Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  19. Thin- Client Computing for Windows Benchmarking Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications From Compaq benchmark study of WTS.

  20. Thin- Client Computing for Windows Benchmarking Navigator 3.01 Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications PII x 2 @ 300MHz with 512MB RAM WinFrame 1.7 and 30 486/33’s running DOS ICA client

  21. Thin- Client Computing for Windows Security • Encryption of data stream • WTS supports 3 levels • Low = 40 bit client to server • Medium = 40 bit two-way • High = 128 bit-two way • Authentication dialogs encrypted • NTFS-based file system security with ZAK utilities to lock down read-write permissions • All objects in NT Server are assigned access rights Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  22. Thin- Client Computing for Windows Licensing • Windows NT Server Terminal Server Edition • Retail: $880 / MOLP-E: $160 • Client Access Licenses (Per Seat) • Retail: $50 / MOLP-E: $8 CDN • NT Workstation 4.0 License (or upgrade license from Win 3.11, WFW, Win95/98 ) • Retail: $300 / MOLP-E: $80 • MetaFrame - $4,995 US for 15 users Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

  23. Thin- Client Computing for Windows Applications • Extends life of legacy hardware • Kiosk applications • Web delivery of Windows applications • Access to Windows applications from non-Windows platforms • Task-oriented workers (Circulation, Cataloguing) • Remote computing Thin-Client Computing Defined WTS and MetaFrame Compared Implementation Considerations Applications

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