Meghadoot

- A Hybrid Wireless architecture

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IBAR Protocol Architecture

This chapter discusses the architecture of the IBAR protocol^3.1. Various aspects such as registration, route discovery, route errors, mobility, Internet access, and the actual transmission of data packets are explained.

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Subsections

• Protocol Messages
• Control Zone Operation
  • Registration in Control Zone
  • Route Discovery
  
  
• Mobility
  • Mobility within a Control Zone
  • Mobility across Control Zones
  
  
• Data Transmission
  • Packet Origin within Control Zone
  • Packet Origin outside Control Zone
  
  
• Route Maintenance and Errors
• Optimizations to the Routing Protocol
  • Link Cache instead of a Path Cache
  • A Two Level Route Cache
  • Caching Overheard Routing Information

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2005-08-13