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 9391878 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 12, 2016

Filed:

Jan. 25, 2012
Applicants:

Kalyan Bade, Sunnyvale, CA (US);

Atul B. Mahamuni, Fremont, CA (US);

Carol Barrett, Palo Alto, CA (US);

Jean-philippe Vasseur, Saint Martin d'Uriage, FR;

Inventors:

Kalyan Bade, Sunnyvale, CA (US);

Atul B. Mahamuni, Fremont, CA (US);

Carol Barrett, Palo Alto, CA (US);

Jean-Philippe Vasseur, Saint Martin d'Uriage, FR;

Assignee:

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

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/00 (2006.01); H04L 12/725 (2013.01); H04L 12/18 (2006.01); H04L 1/18 (2006.01); H04L 12/26 (2006.01); H04L 12/24 (2006.01);
U.S. Cl.
CPC ...
H04L 45/30 (2013.01); H04L 1/0086 (2013.01); H04L 1/1838 (2013.01); H04L 1/1877 (2013.01); H04L 1/1896 (2013.01); H04L 12/1868 (2013.01); H04L 45/3065 (2013.01); H04L 41/0893 (2013.01); H04L 43/10 (2013.01);
Abstract

In one embodiment, a device in a computer network establishes a reliable map that defines a set of packet criteria for which reliability is desired over an unreliable link to a peer device. In response to receiving a first packet from the peer device over the unreliable link, the device acknowledges the first packet to the peer device when the first packet matches the packet criteria of the reliable map. Also, in response to receiving a second packet destined via the peer device over the unreliable link, the device buffers the second packet when the second packet matches the packet criteria of the reliable map and retransmits the buffered second packet over the unreliable link to the peer device until acknowledged by the peer device.


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