1. 1 © 2000, Cisco Systems, Inc. Course Number Presentation_ID 802.11 Wireless Applications Education Market

2. 2 Presentation_ID © 2000, Cisco Systems, Inc. Agenda Educational Trends Scenarios Interoperability

3. 3 Presentation_ID © 2000, Cisco Systems, Inc. Education Tie schools together for internet Connect remote classrooms (trailers) to main building Provide portable network connection to students Provide networks in old buildings

4. 4 © 2000, Cisco Systems, Inc. Course Number Presentation_ID Scenarios

5. 5 © 2000, Cisco Systems, Inc. School District Metropolitan Area Network

6. 6 Presentation_ID © 2000, Cisco Systems, Inc. Remote Classrooms Main Building Trailers Connect Classrooms quickly easily Provide Network, IP phone, without additional wiring.

7. 7 Presentation_ID © 2000, Cisco Systems, Inc. Wireless Classroom Maximum Coverage Autorate Negotiation Wireless for Students DiPole Antennas Class 1Class 3 Class 1 Hallway 2000’ 850’ Class 4Class 5 Class 6Class 7Class 2 Class 8Class 10Class 11Class 12Class 13Class 9 AP’s on Isolated LAN with PIX 1 16111 6 1

8. 8 Presentation_ID © 2000, Cisco Systems, Inc. Wireless Classroom (mobile carts) Mobility: Allows teachers to have internet access anywhere Within the school Cost: A dedicated computer room is not needed for internet access.

9. 9 Presentation_ID © 2000, Cisco Systems, Inc. Outdoor Coverage Maximum Coverage Autorate Negotiation Wireless for Students DiPole Indoor, Patch Outdoor Class 1Class 3 Hallway 1000’ 850’ Class 4Class 2 AP’s on Isolated LAN with PIX Class 8Class 10Class 11Class 9 BuildingCourtyard 1000’ 16 16 11 1

10. 10 Presentation_ID © 2000, Cisco Systems, Inc. Campus Wide Wireless Access Greenville College Indoor Access within all buildings on campus Outdoor Access throughout the campus grounds

11. 11 © 2000, Cisco Systems, Inc. Course Number Presentation_ID K-12 Wireless Networking Jeffry A. Spain, CCNA Network Administrator Cincinnati Country Day School

12. 12 Presentation_ID © 2000, Cisco Systems, Inc. CCDS Demographics Independent school in suburban Cincinnati 900 students, pre-K through grade 12 Technology program that integrates laptop use in all areas of the curriculum 675 laptop computers All faculty and all students in grades 5-12 Cisco-based campus-wide internetwork

13. 13 Presentation_ID © 2000, Cisco Systems, Inc. Classroom Network Access Requirements for spontaneous use, changing furniture arrangements, and user mobility Requirement for good network performance based on applications in use Severe cost/performance/convenience issues with wireless prior to 11-Mbps DSSS

14. 14 Presentation_ID © 2000, Cisco Systems, Inc. Aironet Design Considerations Wireless products in general meet classroom flexibility requirements Access points laid out to minimize number of users per access point 50 Aironet access points (all diversity antennae) One per classroom Others sufficient to cover common areas

15. 15 Presentation_ID © 2000, Cisco Systems, Inc. 11-Mbps DSSS Performance 11-Mbps DSSS provides good performance in a classroom environment Cisco Aironet fastest of wireless products tested on isolated data links See: http://support.countryday.net/wireless/performance http://support.countryday.net/wireless/performance 10Base-T Full Duplex 9.45 Mbps Cisco Aironet5.67 Mbps Lucent WaveLAN4.93 Mbps 3Com AirConnect3.79 Mbps

16. 16 Presentation_ID © 2000, Cisco Systems, Inc. Operational Experience No performance or coverage complaints Install Microsoft Office 2000 over wireless Fragility of gray plastic antenna cover Anticipate wireless cards built into laptops Occasional access point lockup Seems to be related to users in marginal coverage areas Requires power cycling the access point

17. 17 © 2000, Cisco Systems, Inc. Course Number Presentation_ID Interoperability Third Party Devices

18. 18 Presentation_ID © 2000, Cisco Systems, Inc. IEEE 802.11 Compliance Offers You… A very high-performance WLAN system Efficient MAC and high-quality radio 802.11 products perform better than proprietary systems Client interoperability WEP standard privacy and authentication Standards-based migration path for system growth

19. 19 Presentation_ID © 2000, Cisco Systems, Inc. WI-FI Certification WECA certifies Interoperability between products. This provides assurance to customers of migration and integration options. Cisco is a founding member of WECA. Certified products can be found at www.wi- fi.com

20. 20 Presentation_ID © 2000, Cisco Systems, Inc.

21. 21 Presentation_ID © 2000, Cisco Systems, Inc. Education Customers

22. Cisco Wireless Training © 2000, Cisco Systems, Inc.