Traffic Management Schemes in ATM Networks

Agenda

Flow Control Problem

Different Traffic Models

Rate-based Flow Control

Generic Fairness Configuration (GFC)

PRCA (Proportional Rate Control Algorithm)

PRCA (Proportional Rate Control Algorithm) cont.

EPRCA (Enhanced PRCA)

EPRCA (Enhanced PRCA) cont.

EPRCA (Enhanced PRCA) cont.

EPRCA (Enhanced PRCA) cont.

EPRCA (Enhanced PRCA) cont.

OSU Scheme

OSU Scheme(cont.)

OSU Scheme(cont.)

ERICA

ERICA (cont.)

ERICA (cont.)

ERICA+

ERICA+(cont.)

ERICA+(cont.)

Credit-based Flow Control

Credit-based Flow Control FCVC

Credit-based Flow Control FCVC - Basic Algorithm

Credit-based Flow Control FCVC - Basic Algorithm (cont)

Credit-based Flow Control FCVC - CUP Algorithm(cont)

Credit-based Flow Control (cont.)

Credit Resynchronization and Adaptive Credit Control

Credit Resynchronization and Adaptive Credit Control (cont.)

Adaptive Credit Control

Adaptive Credit Control (cont.)

Adaptive Credit Control (cont.)

Adaptive Credit Control (cont.)

Adaptive Credit Control (cont.)

Rate-based control using credit algorithms

Comparison of Rate-based and Credit-based schemes

Comparison of Rate-based and Credit-based schemes

PP Presentation