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ENERGY MANAGEMENT SYSTEMS
RREPs are received by the source, the route with the shortest hop
count is chosen.
As data flow from the source to the destination, each node along
the route updates the timers associated with the routes to the source
and destination, maintaining the routes in the routing table. If a route
is not used for some period of time, the node removes the route from
its routing table.
7.5.3 Route Maintenance
Route maintenance is done as follows: If data are flowing and a link
break is detected, a route error (RERR) is sent to the source of the
data in a hop-by-hop fashion. As the RERR propagates toward the
source, each intermediate node invalidates routes to any unreach-
able destinations. When the source of the data receives ...