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:
Feb. 01, 2022

Filed:

Dec. 21, 2018
Applicant:

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

Inventors:

Raghunandan Annavajjala, Bangalore, IN;

Anand B. Agarwal, Bangalore, IN;

Onkar R. Deshpande, Bangalore, IN;

Christian Schmutzer, Koenigsbrunn Im Weinviertel, AT;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/06 (2006.01); H04J 3/16 (2006.01); H04J 3/14 (2006.01);
U.S. Cl.
CPC ...
H04J 3/0623 (2013.01); H04J 3/0658 (2013.01); H04J 3/14 (2013.01); H04J 3/167 (2013.01); H04J 3/1611 (2013.01);
Abstract

Techniques for emulating a time division multiplexed (TDM) circuit using a packet switched network are described. First and second packet nodes are installed in a communication network. The first TDM node and second TDM node form a first span in the TDM circuit. First and second fiber connections are disconnected from the first and second TDM nodes, and connected to the first and second packet nodes. A portion of TDM data transmission across the first span is emulated using a packet connection formed by the first packet node and the second packet node. The TDM data transmission includes transport overhead data, and the packet connection emulates the transport overhead data.


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