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:
Jul. 19, 2005

Filed:

Mar. 21, 2003
Applicants:

Ming Zhang, San Jose, CA (US);

Yung-chin Chen, San Jose, CA (US);

Abhijit Warkhedi, San Jose, CA (US);

Inventors:

Ming Zhang, San Jose, CA (US);

Yung-Chin Chen, San Jose, CA (US);

Abhijit Warkhedi, San Jose, CA (US);

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J001/16 ;
U.S. Cl.
CPC ...
Abstract

Methods and devices for controlling traffic in a multi-level system are described. A first counter associated with a first node in a first level of the system is incremented. A second counter associated with a second node in an upstream level of the system is incremented. The first counter is incremented more frequently than the second counter.


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