Subscriber Mobility in Pub/Sub Systems: Pro-Active vs. Reactive Handoffs

Publish/Subscribe Systems: Background

Pub/Sub System on Top of Wireless Network

Pub/Sub & Mobility: Problem Definition

Java Message Service (JMS): Overview

Characterization of JMS Primitives

Possible Mobility Solutions

Neighbor Graph (NG)

Implementing Pro-active Approach

Experimental Setup & Mobility State Diagram

Performance Results and Comparison I

Performance Results and Comparisons II

Performance Results and Comparisons III

Summary and Future Work