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. 10, 2020

Filed:

May. 31, 2019
Applicant:

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

Inventors:

Roshan Lal, San Jose, CA (US);

Rishi Chhibber, Dublin, CA (US);

Mankamana Prasad Mishra, Dublin, CA (US);

Peter Psenak, Bratislava, SK;

Padmanab Pathikonda, Mountain House, CA (US);

Francesco Meo, San Jose, CA (US);

Anand Kumar Singh, Cupertino, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/12 (2006.01); H04L 12/18 (2006.01); H04L 1/18 (2006.01);
U.S. Cl.
CPC ...
H04L 1/12 (2013.01); H04L 1/1816 (2013.01); H04L 12/18 (2013.01); H04L 2001/125 (2013.01);
Abstract

Multicast error detection and recovery may be provided. A join request for a multicast stream may be sent from a first network node to a second network node. The join request may be sent over a first link of a plurality of links between the first network node and the second network node. A redirect message indicating that the second network node cannot accommodate the join request may be received by the first network node from the second network node. In response to receiving the redirect message, the join request for the multicast stream may not be sent on a second link of the plurality of links by the first network node to the second network node. And in response to receiving the redirect message, an alternate upstream network node may be determined by the first network node to send the join request for the multicast stream to.


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