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:
Jul. 21, 2015

Filed:

Mar. 19, 2012
Applicants:

Jeffrey Scott Moynihan, Cumming, GA (US);

Jack Oltman, Chamblee, GA (US);

Vagish Madrahalli, Woodstock, GA (US);

Neena Aluri, Johns Creek, GA (US);

Inventors:

Jeffrey Scott Moynihan, Cumming, GA (US);

Jack Oltman, Chamblee, GA (US);

Vagish Madrahalli, Woodstock, GA (US);

Neena Aluri, Johns Creek, GA (US);

Assignee:

Ciena Corporation, Hanover, MD (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01);
U.S. Cl.
CPC ...
H04L 41/0672 (2013.01);
Abstract

Embodiments of the present invention provide a method and system for reserving a connection's home path resources and restoring the connection on a link that includes a reserved priority bandwidth. A bandwidth advertisement indicating that the reserved priority bandwidth is available is analyzed and a restoration request requesting to route the connection on the link is sent. The reserved priority bandwidth is used to route the connection when the connection has a reserved home path on the link. When the connection has a reserved home path not on the link, a determination is made as to whether a normal priority bandwidth on the link is available and whether the connection is unrestorable on another link. The reserved priority bandwidth is used to temporarily route the connection when normal priority bandwidth on the link is unavailable and the connection is unrestorable on another link.


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