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:
Nov. 16, 2004

Filed:

Jun. 21, 2000
Applicant:
Inventors:

Haseeb Akhtar, Garland, TX (US);

Lakshminarasimhan Aravamudhan, Plano, TX (US);

Emad A. Qaddoura, Plano, TX (US);

Raja P. Narayanan, Plano, TX (US);

Akram Hosain, Simi Valley, CA (US);

Assignee:

Nortel Networks Limited, St. Laurent, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/26 ;
U.S. Cl.
CPC ...
H04J 3/26 ;
Abstract

A method and apparatus in a communications system for processing control messages for a session in a packet-based network within the communications system. A first indicator is set in a control message for handling a session within the communications system through the packet-based network. The control message is sent to a destination within the packet-based network. The control message is provided priority processing within the packet-based network based on the presence of the first indicator. A second indicator is set in a header of a packet used to transport the control message, such that nodes within the packet based network, which do not examine the control message, provide priority processing of the packet in sending the packet through the packet-based network to the destination.


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