Download US Robotics USR2450 Technical information

IEEE IAPP
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Accomplishes roaming within a subnet
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2 transfer protocols
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Basically, within a corporate wireless LAN
1 for single logical LANs
1 for crossing router boundaries
Crossing subnets is a vendor specific solution
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It requires mobile IP software on every client
Cisco, e.g., is expected to release Mobile IP
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Wi-Fi Inter-Network Roaming Framework
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Assumptions
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Inter-service roaming
All components are Wi-Fi certified
No client footprint other than browser
RADIUS is the protocol for authentication,
authorization, and accounting data
Pagers, cell-phones, WAP-phones, and PDAs will
be addressed “later”
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