Patent ID: 8291112
Filing Date: 2012-10-16
Classification: H04W

Abstract:
1. A method, comprising: determining, by a more capable device (MCD), a critical destination (CD) in a computer network, wherein a device is determined to be a MCD based on one or more attributes at the device or a manual configuration; transmitting an unsolicited reactive routing route request (RREQ) message from the MCD to the CD while there is an absence of any present need to send data traffic to the CD; receiving a first route reply (RREP) message at the MCD from the CD, the first RREP message having a route from the MCD to the CD; storing the route at the MCD; and transmitting a second RREP message from the MCD to one or more less capable devices (LCDs) to provide the route from each respective LCD to the CD via the MCD, wherein a device is determined to be a LCD based on one or more attributes at the device or a manual configuration.