The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 12, 2001

Filed:

Sep. 21, 1998
Applicant:
Inventor:

Yuval Shavitt, Marlboro, NJ (US);

Assignee:

Lucent Technologies Inc., Murray Hill, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/244 ;
U.S. Cl.
CPC ...
H04L 1/244 ;
Abstract

Efficient topology aggregation is realized by generating a full-mesh topology from an original sub-network topology, without compromising accuracy. Then, the full-mesh topology is reduced to a first spanning tree aggregation topology. Distortion in the first spanning tree aggregation topology is evaluated to determine if the resultant spanning tree aggregation topology requires further refinement in order to meet a predetermined distortion criterion. If no further refinement is required, the aggregation topology is advertised. Additionally, a network parameter, e.g., a so-called network radius is generated from the full-mesh topology. In this example, the network parameter is evaluated along with the first spanning tree aggregation topology to determine if the spanning tree aggregation topology requires further refinement. If no further refinement is required, both the aggregation topology and the network parameter are advertised.


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