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.

Patent No.:

US 7656859 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 02, 2010

Filed:

Apr. 24, 2006
Applicant:

Albert Chungbor Wan, Austin, TX (US);

Inventor:

Albert Chungbor Wan, Austin, TX (US);

Assignee:

AT&T Labs, Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); G06F 15/16 (2006.01); G06F 15/173 (2006.01);
U.S. Cl.
CPC ...
Abstract

A computer readable medium stores a program in an ingress capable network device of a network for routing signals through the network. The computer readable includes a receiving code segment for receiving an original signal, which has an embedded destination service address. The computer readable medium also includes a querying code segment for querying a database server to obtain an internal routing address corresponding to the embedded destination service address, and a routing code segment for routing at least a portion of the original signal through the network to an egress capable network device according to the internal routing address. The routed portion of the original signal includes at least the embedded destination service address, which enables the egress capable network device to restore the embedded destination service address and to forward the routed portion of the original signal from the network.


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