1. Cisco Systems Wireless LANs and Enterprise Mobility

2. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

3. The New Enterprise: Mobility
Voice/Data Collaboration
Intelligent Contact Management
Unified Messaging
E-Commerce
E-Learning
IP Telephony
Mobility
New Network Services
Anytime, Anywhere Access
New Network Infrastructure Requirements

4. Mobility Becoming a Requirement
People on the move
Business travel
Nomadic sales force
7x24x365 availability
The “extended” Enterprise
Anywhere access to services and business applications
Plethora of mobile devices and technologies available
Notebooks, hand-helds, cell phones, pagers

5. The New Enterprise Network
Mobility
Wireless Devices
VPNs
Data, Voice & Video
High Availability
Quality of Service
Ecommerce
Distributed database
Extranet, Supply Chain
Network Requirements
Web-based Intranet
New business apps
Security
Switched Infrastructure
Price/Performance
Manageability
Networked Business
Internet Enabled Business
Network
Ubiquity

6. Rich Portfolio of Mobile Applications
Access to and business applications
In meetings, at home, and on the road
Collaboration with customers and suppliers
Mcommerce
Commerce via mobile devices
Asset tracking
Keeping track of more devices in the enterprise
Traditional logistics and warehousing
Shopping
“Scan and Shop”

7. Cisco’s Wireless Initiatives
Aironet/Clarity
Aironet
Point-Point/Multipoint
Wireless
Wireless LAN
Aironet/Clarity
Aironet/JetCell/GPRS
Mobile cellular voice/data Communications
Wireless Local Loop

8. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

9. Comprehensive Wireless LAN Solutions for Large-scale Deployment
RADIUS
Centralized Cisco Access Control Server
Web-based Mgmt
Access Points
Bridges
Advanced Network Services
Cisco NICs
Xircom Partnership
3rd Party clients

10. Cisco Aironet 350/340 Series Wireless LAN Solution
The Cisco Aironet 350/340 Series of b compliant high speed wireless solutions offers the best performance, manageability, scalability and security for both in-building and building to building wireless applications
PC Card/PCI Client Adapters
Access Points
Line-of-Sight Bridge Products
Antennas & Accessories

11. Cisco Aironet 350/340 Series Client Adapters
Client access for both notebook and desktop systems
Broad Operating Systems Support:
Windows 95, 98,
Windows NT 4.0
Windows 2000
Windows Millennium
Windows CE
Linux
MacOS
Easy, simple installation
Lifetime limited warranty

12. Security Requirements for WLANs
“Wireless is like having an RJ45 in my parking lot.”
First generation
SSID
Static 40 or 128-bit WEP
Cisco differentiators
Centralized user-based authentication (ACS2000 v2.6) integrated with network logon
Dynamic 128-bit WEP
Encryption done in h/w
VPN
Access Control Lists
Future plans
Rogue AP detection
3rd Party RADIUS server support
Policy framework

13. Reliability Requirements for WLANs
“Sometimes it works; sometimes it doesn’t.”
Auto data-rate negotiation
Site survey and spectrum analysis tools
Cisco differentiators
Radio power and quality
Load balancing and hot standby redundancy
Broad range of antennas
Partners for site survey
Future plans
Channel agility
Interference management

14. Interoperability Requirements for WLANs
“Different vendors’ products don’t work together.”
Basic interoperability via Wireless Ethernet Compatibility Alliance
WECA
Vendor specific extensions
Security
Roaming
Most WLAN vendors offer client and infrastructure to guarantee single vendor solution
Xircom partnership for client adapters and combo cards

15. Management Requirements for WLANs
“A whole new ball game for debugging and troubleshooting.”
Standard MIBs
Sniffer and 3rd party tools for analysis
Cisco Differentiators
CiscoWorks 2000 integration
CDP support & auto discovery
Web-based Management
Common Enterprise security framework for wired and wireless
Client side utilities and profile management
Future Plans
Integration with Cluster Management
Radio spectrum Management
Policy-based security

16. Deployment Requirements for WLANs
“Design is site specific.”
Site survey tools
Trained partners
Cisco differentiators
World Mode for auto localization
Wide selection of antennas
Broad client and OS support
Future plans
In-line power
Plenum-rated Access Point
Xircom partnership for combo clients

17. Scalability Requirements for WLANs
“How do I guarantee ubiquitous access?”
Cisco differentiators
Robust roaming for seamless handoff between Access Points
Centralized user-based authentication
Dynamic WEP key distribution and management
Wireless Mobile IP Support
Client support for all popular operating systems
Future Plans
Seamless inter-subnet roaming

18. Performance Requirements for WLANs
“Too expensive and too slow.”
NICs under $200
Integrated chip sets for lower costs
802.11b for 11 Mbps performance
Multiple channel support for higher aggregate throughput
Ease of wireless integration with switched 10/100 network
Future plans for high performance
22 Mbps with backward compatibility to 11 Mbps in the 2.4 GHz spectrum
Up to 54 Mbps planned in the 5 GHz spectrum

19. QoS Requirements for WLANs
“Can I support critical applications?”
Cisco differentiators
Support for Spectralink b phones
Extensive filtering capabilities
End-to-end Differentiated Services
Future plans
Standards efforts on QoS (PCF, DCF)
Support for 802.1p/Q and spanning tree per VLAN
IP phones integrated with Cisco Call Manager
Inter-subnet roaming and mobile IP services

20. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

21. Cisco Aironet Network Services
Scalable, Extensible Security
Load Balancing and Redundancy
WLAN Management
WLAN Roaming
QoS

22. Centralized User-Based Authentication
RADIUS
Semi-Public Network /
Enterprise Edge
EAP Over RADIUS
Enterprise Intranet
AuthenticationServer such as ACS2000 v2.6
EAP Over Wireless/LAN (EAPOW/EAPOL)
Authenticator
(e.g. Access Point, Catalyst Switch)
Supplicant
Extended Enterprise
(Branch Office, Home, etc.)

23. Dynamic WEP Key Management
Fast Ethernet
RADIUS
Laptop computer
Access blocked
Associate
802.11
RADIUS
EAPOL-Start
EAPOW
EAP-Request/Identity
EAP-Response/Identity
Radius-Access-Request
Radius-Access-Challenge
EAP-Request
Radius-Access-Request
EAP-Response (credential)
EAP-Success
Radius-Access-Accept
EAPW-Key (WEP)
Access allowed

24. Additional Network Services: Load Balancing
Channel 6
Channel 1
AP’s configured for load sharing use different RF channels in coverage area
Policy based on number of users, bit error rate, or signal strength

25. Additional Network Services: Hot Standby
Channel X
Active
Standby
Channel X
AP’s co-located for hot standby use SAME RF channel in coverage area
Standby AP acts as probe for monitoring and management

26. Powerful Diagnostics and Troubleshooting tools
Web-based WLAN Management
Support for Std MIBs CDP MIB, and MIB
Site-survey tools
Client-side utilities
Auto-localization and channel agility
Integration with CiscoWorks 2000

27. WLAN L2 Roaming Services
Wireline
Infrastructure
Internet

28. Wireless QoS Services Cisco differentiators Future plans
Support for Spectralink b phones
Extensive filtering capabilities
End-to-end Differentiated Services
Future plans
Standards efforts on QoS (PCF, DCF)
Support for 802.1p/Q and spanning tree per VLAN
IP phones integrated with Cisco Call Manager
Inter-subnet roaming and mobile IP services

29. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

30. Cost-effective WLAN Building Block
Catalyst 3524 Series XL
3524-PWR
Channel X
Inline Power
Up to 11 Mbps Peak Data Rate
Graceful Degradation based on distance and error rate
Support for 1, 2, 5.5 and 11 Mbps performance
Web-based Management
Lower total cost of ownership

31. WLAN Building Block for High Aggregation
Catalyst 3524 Series XL
3524-PWR
Inline Power
Channel 6
Channel 11
Channel 1
Up to 33 Mbps Peak Data Rate
Load Balancing and redundancy
Policy based on number of users, bit error rate, or signal strength
Web-based Management
Very high aggregation with sectored antennas

32. High Availability WLAN Building Block
3524-PWR
Up to 33 Mbps Peak Data Rate in coverage area
1 Hot Standby AP per channel
Tolerant to any single AP or link or switch failure
Web-based Management
Catalyst 3524 Series XL
Catalyst 3524 Series XL
Channel 6
Channel 11
Hot Standby

33. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

34. WLAN Vision: Performance
Higher performance
Backward compatibility
Multi-band options
Speed
11Mbps
22 Mbps
1 & 2 Mbps
6-54 Mbps
100 Mbps
Network
802.11b Standard
Proprietary
.11b Ext.
.11a Standard
Superset
Radio
2.4 GHz
900 MHz
5 GHz
2.4 GHz
IEEE a/b Ratified
1999
2000
2001
2002

35. WLAN Vision: Client Options
Ethernet Clients
Plug and play wireless
USB
Cost effective NIC alternative
Multi-function client devices
In partnership with Xircom
Embedded wireless
OEM to laptop vendors
Client Drivers/Services
Macintosh/Linux drivers
Automated country radio localization

36. Telecommuter Base Station
Designed for the WLAN Telecommuter
compliant
Fully managed
Simplified configuration
Embedded Modem and Ethernet

37. WLAN Vision: Infrastructure Options
W/C
Cisco Access Point 925
Office applications
Simplify and reduce installations costs
In-line power
Power Injector
Warehouse (extreme applications)
Extended temperature
100 mW Radio
In-line pwr
capable switch

38. AP Authentication and Rogue AP Detection
Only IT installed/configured devices deliver infrastructure access
Authenticated clients learn trusted APs in area
Untrusted APs are detected, reported and if possible isolated and shut down
Investigating best way to control non-Cisco APs

39. Additional Network Services: Inter-subnet (L3) Roaming
Enterprise Intranet
L2 Roaming Services
1.1.1.X
1.1.1.Y
L3 Roaming Services
Proxy Client X
Proxy Client X
Fast subnet roaming through Inter Access Point Protocol (IAPP)
Proxy Mobile Services (AP, Upstream switch/router)
Session maintained for critical applications (voice, video, etc .)
Coexists with DHCP and static addresses schemes

40. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

41. Site Survery Coverage

42. Site Survey Channel Mapping

43. Site Survey Bandwidth Layout
5.5 Mbps
11 Mbps
2 Mbps

44. Warehouse Design Sample
Maximum Coverage
Autorate Negotiation
Cabling Only Available at store front
Yagi Antennas and DiPole 1 11 6
850’ 11 6 1
2000’

45. Education Design Sample
Maximum Coverage
Autorate Negotiation
Wireless for Students
DiPole Antennas
AP’s on Isolated LAN
with PIX
Class 1 1 6 11 1
Class 1
Class 2
Class 3
Class 4
Class 5
Class 5
Class 6
Class 7
850’
Hallway
Class 8
Class 9
Class 10
Class 11
Class 12
Class 13 1 6 11 1
2000’

46. Warehouse Design Sample
Maximum Coverage
Autorate Negotiation
Cabling Only Available around store edges
Patch and DiPole Antennas 1 11 1
850’ 6 6 1
2000’

47. Building-to-Building Design Considerations
© 2000, Cisco Systems, Inc. 47

48. Site-to-Site P2P Design Sample
Required Distance
½ Mile
Building A
Antenna 8.5 dBi Patch
Antenna Height 13’
Cable 20’
Building B
Cable 50’
Possible Distance
11 Mbps .81 Miles
2 Mbps 2.57 Miles

49. Campus WLAN Channel 1 <1 mile Omni-directional antenna Channel 1
Bldg 2
<1 mile
Channel 1
Local Area Network
<1 mile
Main Office
Bldg 1
Bldg 3

50. School-to-School WLAN
Channel 1
11 Mbps data rate up to 25 miles line of sight
Channel 6
School 1
Switch/Router
Local Area Network
11 Mbps data rate up to 25 miles line of sight
District Office
School 2

51. Building-to-Building Interference Considerations
Channel 1
Third Party inference from same channel usage
Potential problem in congested areas
Channel 1
Site 1C
Site 2A
Site 1D
Site 1A
Site 1B
Site 2B

52. Agenda WLAN Market Trends Enterprise-wide deployment
Customer WLAN Requirements
Cisco Aironet WLAN solutions
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

53. Competitive Analysis: Summary

54. Agenda WLAN Market Trends Customer WLAN Requirements
Enterprise-wide deployment
Barriers Today
Cisco solutions
Cisco Aironet 340 Series
Cisco Aironet Network Services
WLAN Building Blocks
Road Map
Deployment Examples
Competitive Analysis
Summary

55. Cisco Integrated Solution
Cisco delivers wired and wireless end-to-end solution for voice, video and data
Enterprise Campus
Enterprise Branch SMB
Cisco 17xx/26xx/36xx
WAN Access
Cisco 7xxx
WAN Aggregation
Cluster of
Switches
VPN
Catalyst 6500
Campus Backbone
LAN
PBX
Cluster of Switches
Servers
Call Manager
Servers
Printer
Printer
Call Manager
Workstations
IP Phone
Workstations
IP Phone
Ethernet /100 Hubs /100 Switches /100/ Wireless
Switches Switches Access Points