Method and system for bandwidth estimation

Multiplex communications – Pathfinding or routing – Switching a message which includes an address header

Reexamination Certificate

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Details

C370S232000, C370S468000, C709S223000

Reexamination Certificate

active

10650032

ABSTRACT:
The invention relates to a system and method for estimating the effective bandwidth on-line at a node in a communications network. The invention works by measuring the effective bandwidth and the mean rate of traffic flow for an identified type of traffic flow off-line, defining a relationship between the two measured values and storing the relationship in a database of relationships for different identifiable types of traffic flow off-line. A type of traffic flow or group of flows is identified on-line from which the mean rate of traffic flow is measured on-line which is a relatively simple measurement to make. From the database of relationships a relationship is obtained from which the effective bandwidth is estimated for the traffic flow or flows on-line.

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