Alternative Technical Solution for MPLS DiffServ TE (draft-ash-mpls-diffserv-te-alternative-02.txt)

8/16/01


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Table of Contents

Alternative Technical Solution for MPLS DiffServ TE (draft-ash-mpls-diffserv-te-alternative-02.txt)

Outline (draft-ash-mpls-diffserv-te-alternative-02.txt)

Outline (draft-ash-mpls-diffserv-te-alternative-02.txt)

Concerns over Scalability of Link-State Protocols (draft-ash-ospf-isis-congestion-control-00.txt)

LS Protocol Failure Experience AT&T Frame Relay Network, 4/13/98

LS Protocol Failure Experience

LS Protocol Performance under Failure Vendor & Event Simulation Modeling Analysis

Candidate Protocol Mechanisms to Allow Recovery from Congestion/Failures

DS-TE Technical Solution Alternative (draft-ash-mpls-diffserv-te-alternative-02.txt)

Example DS-TE Technical Solution Alternative (Class Type Definitions)

DS-TE Technical Solution Alternative

DS-TE Technical Solution Alternative (EDR LSP Selection) Vs. SDR/Flooding LSP Selection

Example DS-TE Technical Solution Alternative (EDR LSP Selection & CT Bandwidth Allocation)

Scalability Analysis

135-Node National Network Model

Performance Comparison of SDR/flooding Vs. EDR 6X focused overload on Oakbrook, IL node (OKBR) (total number of messages in simulation)

Scalability Analysis Conclusions

Conclusions

Conclusions

Author: Jerry Ash