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 9800960 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 24, 2017

Filed:

Jun. 23, 2015
Applicant:

Alcatel-lucent Usa Inc., Murray Hill, NJ (US);

Inventors:

Shengqiang Wang, Cary, NC (US);

Ranjan Sharma, New Albany, OH (US);

Assignee:

Alcatel-Lucent USA Inc., Murray Hill, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 14/00 (2006.01); H04B 10/27 (2013.01); H04Q 11/00 (2006.01); H04L 12/18 (2006.01); H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
H04Q 11/0067 (2013.01); H04L 12/185 (2013.01); H04L 12/1863 (2013.01); H04L 43/06 (2013.01); H04L 43/0835 (2013.01); H04Q 11/0066 (2013.01); H04Q 2011/0047 (2013.01); H04Q 2011/0083 (2013.01);
Abstract

Apparatus and method for monitoring IP multicast delivery. One embodiment comprises an Optical Line Termination (OLT) device that includes a Network Termination (NT) device that connects to a core network, and a plurality of Line Termination (LT) devices that connect to an optical distribution network. The NT device generates an IP multicast monitoring stream directed to a group address, and transmits the monitoring stream to the LT devices. The LT devices then monitor for packets directed to the group address. When an LT device detects a loss of one or more packets directed to the group address, the LT device reports packet loss for the IP multicast monitoring stream to the NT device.


Find Patent Forward Citations

Wang, Shengqiang. (2017). Monitoring of ip multicast delivery over an optical network (U.S. Patent No. 9800960). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9800960

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