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:
Mar. 19, 2024

Filed:

Mar. 26, 2021
Applicant:

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

Inventors:

Hrishikesh Narasimhan, Cupertino, CA (US);

Sundher Narayanaswamy, San Jose, CA (US);

Biju M. Mammen, Santa Clara, CA (US);

Balaji Muthuvarathan, Fremont, CA (US);

Arnav Goel, San Jose, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 45/48 (2022.01); H04L 41/12 (2022.01); H04L 45/02 (2022.01); H04L 45/16 (2022.01); H04L 45/7453 (2022.01);
U.S. Cl.
CPC ...
H04L 45/48 (2013.01); H04L 41/12 (2013.01); H04L 45/02 (2013.01); H04L 45/16 (2013.01); H04L 45/7453 (2013.01);
Abstract

One technique includes receiving, in a first network, a multi-destination packet from a second network, and determining, based on the multi-destination packet, a first multi-destination tree in the first network for forwarding the multi-destination packet. In response to determining that the first multi-destination tree is not rooted on the network device, a second multi-destination tree in the first network is determined, and the multi-destination packet is transmitted using the second multi-destination tree. Another technique includes, upon detecting a first network device joining a network, sending a first indication to a second network device that the first network device is in a state for an amount of time. After the amount of time has elapsed, a second indication that the first network device has exited the state is sent to the second network device. A topology of the network is updated after the first network device has exited the state.


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