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LAWN PowerPoint Presentation

LAWN

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LAWN

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  1. LAWN Ron Rusnak r-rusnak@uchicago.edu The University of Chicago Networking Services and Information Technologies

  2. LAWN • Local Area Wireless/Walkup Network Architecture • Georgia Tech • John Douglas & Team (john.douglas@oit.gatech.edu) • Implementation = MOWER • Mobile Object/Wireless Enabled Router The University of Chicago Networking Services and Information Technologies

  3. MOWER • Authenticated Router • Linux 2.4 Kernel w/IPTables • Services on router • DHCP • Firewall (Authenticated Router) • Cache DNS • Web Server • Access Control The University of Chicago Networking Services and Information Technologies

  4. MOWER • UofC mods • Ported to Solaris 5.8 • Access Control = IPF • Ph/LDAP Authentication • Temporary ID capability • Use DHCP messages for pruning The University of Chicago Networking Services and Information Technologies

  5. LAWN • Advantages • Moderate Implementation Effort • Users can authenticate with browser • Ability to customize authentication method • Cheap Access Points can be used • Disadvantages • Doesn’t scale well • Needs large VLANS or lots of MOWERs. • Limited Throughput The University of Chicago Networking Services and Information Technologies