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Boeing Wireless & Mobility For UW Class on Wireless “Supporting static systems is the degenerate case of mobility and multihoming!!!.” Robert Moskowitz Agenda Wireless and Mobility Status Simple Requirement Wireless Work Items for 2003 Next Generation Wireless LANs

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Boeing Wireless & Mobility

For UW Class on Wireless

“Supporting static systems is the degenerate case of mobility and multihoming!!!.” Robert Moskowitz


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Agenda

  • Wireless and Mobility Status

  • Simple Requirement

  • Wireless Work Items for 2003

    • Next Generation Wireless LANs

    • Location Enabled Network Services (LENS)

    • DHCP++

    • Measurements for 802.11 and then 802

    • Cellular Data to 802.11 Seamless Mobility

    • WLAN Context Transfer

    • Wireless Security

    • Mesh Networks

    • Layer 2 Routing and Context Transfer Protocols (CTPs)

    • Host Identity Payload

    • Big Picture


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Wireless and Mobility Status

  • 1200 Access Points

  • 60 Foot Cell 802.11b Deployments

  • Aiming for 802.11a Deployments


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Simple Requirement

VOIP Over the Wireless LAN!!!!!!!


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Next Generation Wireless LANs

  • Next Generation Wireless LANs

    • Switch in the closet

    • Seamless 802.11 Management and Roaming

  • IEEE 802.11a

    • Generations 2 and 3 of 802.11a

    • Technology changes needed for these generations


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R

Boeing Campus

Boeing Wireless Mobility Model

Level 4 - National/Intl Low

Speed (19.2Kbps)

Level 3 - Regional Low

Speed Wireless (56Kbps)

Level 1 - Personal Area Network (.5-10Mbps)

Level 2 - Campus High

Speed Wireless LANs

(1-100Mbps)


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Location Enabled Network Services

  • Location Enabled Network Services

    • Vision and Architecture for LENS

    • Integration of LENS into Network Infrastructure

    • Triangulation Technologies

    • Signal Strength Technologies


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Location Services Architecture

Location

Distribution

Server & Policy

Location

Computation

Server

AAA

Server

Location

Requesting

Client


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DHCP++

  • DHCP++

    • Virtual Directory

    • Real-time Datastore

    • Next Generation DNS

    • Next Generation DHCP

    • Network Provisioning

    • Mobile Device Provisioning

    • Autonomous Networks

    • Other Infrastructure Requirements


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DHCP++ Architectural Elements

AAA Services

Software Distribution Service

Policy Services

LENS

Collaboration Service

Virtual Directory

Addressing Services

DHCP

DDNS

QoS Service

Session Persistence

Service


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Measurements for 802.11

  • Measurements for 802.11 (TGk)

    • Standards (802.11k)

    • Autonomous Networks Measurements


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AP Measurements

802.11f

Context

Blob

802.11h

Request

For Info

or

802.11f

Context

Blob

10/100BaseT

AP1

STA1

AP Table

Per STA Table

Processor

Certs

Pre-auth

User

CIM Schema

QoS

802.11f

Context

Blob



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Cellular Data to WLAN

  • Cellular Data to WLAN Seamless Mobility

    • Cellular Data to WLAN Data

    • Cellular VOIP to WLAN VOIP


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WLAN Context Transfer

Subnet A

802.11

802.16

Or

Cellular

R

Subnet B

802.11

R

802.11f Context Blob

(Certificates, pre-auth, address, etc)

802.11

Context Transfer Packet


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Mesh Networks

  • Mesh Networks

    • Layer 2 Routing

    • Layer 2 or 2.5 Context Transfer Protocols


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Client Meshing Example

  • Extends range between 802.11 devices

  • Off-loads traffic from APs via peer-to-peer links

  • Increases data rates to distant clients

  • Reduces number of APs and associated costs


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Layer 2 Routing and CTPs

  • Wireless Layer 2 Routing

    • Dynamic Backbone Subnets

    • WLAN Support for VOIP

  • Context Transfer Protocols

    • 802.11f

    • Seamoby’s CTP

    • Issues about crossing Layer 2/Layer 3 Boundary

    • Preauthentication

    • Preauthorization


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WLAN Context Transfer

Subnet A

802.11

802.16

Or

Cellular

R

Subnet B

802.11

R

802.11f Context Blob

(Certificates, pre-auth, address, etc)

802.11

Context Transfer Packet


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Wireless Security

  • Wireless Security

    • Host Identity Payload

    • WPA Integration (802.11i 1st part)

      • Integration with OSs (PocketPC 2002 pilot, NG seamless?)

    • Robust Secure Network Issues (802.11i 2nd part)

    • Industrial

      • Voice Authentication (voice print and certs in other apps)

      • Security Interface for Mobile Devices (no DES Gold)



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Big Picture

NG Wireless

LENS

DHCP++

RRM

Seamless

Context Xfer

Mesh

HIP


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Final Comment

VOIP Over the Wireless LAN!!!!!!!


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