Patent ID: 9473408
Filing Date: 2016-10-18
CPC Classification: H04L

Claim Text:
1. A method comprising: transmitting traffic to a destination subnet of a plurality of subnets, each of the plurality of subnets comprising a plurality of interconnected switches via at least a first path of a plurality of paths to the destination subnet, each path including one or more path segments, each path segment including: for each of the one or more path segments: making a first determination that the first path is congested and that one or more second paths are not congested, the one or more second paths having a same cost or higher cost than the first path, wherein a path is determined to be congested if one or more path segments of the path is congested; and re-routing at least some traffic directed to the destination subnet from the congested first path to one or more of the uncongested second paths in response to the first determination.