Table of Contents
How to get good TCP performance over asymmetric networks
Motivation
When is a network asymmetric?
Why is this a problem for TCP?
TCP Overview
TCP Dynamics
Typical Performance
Bandwidth Asymmetry
Problems
Hybrid Wireless Cable
Latency Asymmetry: Packet Radio Networks
MAC Protocol Interactions
Problem: Large Round-Trip Time Variations
Solutions
ACK Filtering (AF)
ACK Congestion Control (ACC)
ACK Congestion Control (ACC)
ACK Congestion Control (ACC)
ACK Congestion Control (ACC)
Sender Adaptation (SA)
ACK Reconstruction (AR)
Performance: Bandwidth Asymmetry
Multihop Wireless Simulations
Single TCP Transfer
Concurrent Transfers
Combining Technologies
Status
Cross-layer optimizations
Summary
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Author: Hari Balakrishnan
Email: hari@lcs.mit.edu
Home Page: http://mv.ezproxy.com.ezproxyberklee.flo.org/
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