
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 • 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
Wireless and Mobility Status • 1200 Access Points • 60 Foot Cell 802.11b Deployments • Aiming for 802.11a Deployments
Simple Requirement VOIP Over the Wireless LAN!!!!!!!
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
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)
Location Enabled Network Services • Location Enabled Network Services • Vision and Architecture for LENS • Integration of LENS into Network Infrastructure • Triangulation Technologies • Signal Strength Technologies
Location Services Architecture Location Distribution Server & Policy Location Computation Server AAA Server Location Requesting Client
DHCP++ • DHCP++ • Virtual Directory • Real-time Datastore • Next Generation DNS • Next Generation DHCP • Network Provisioning • Mobile Device Provisioning • Autonomous Networks • Other Infrastructure Requirements
DHCP++ Architectural Elements AAA Services Software Distribution Service Policy Services LENS Collaboration Service Virtual Directory Addressing Services DHCP DDNS QoS Service Session Persistence Service
Measurements for 802.11 • Measurements for 802.11 (TGk) • Standards (802.11k) • Autonomous Networks Measurements
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
Card Measurements AP1 STA1
Cellular Data to WLAN • Cellular Data to WLAN Seamless Mobility • Cellular Data to WLAN Data • Cellular VOIP to WLAN VOIP
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
Mesh Networks • Mesh Networks • Layer 2 Routing • Layer 2 or 2.5 Context Transfer Protocols
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
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
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
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)
Big Picture NG Wireless LENS DHCP++ RRM Seamless Context Xfer Mesh HIP
Final Comment VOIP Over the Wireless LAN!!!!!!!