AODV: Route Table
	n each entry has source and destination sequence numbers, plus soft-state information: – route request expiration timer: when to delete reverse path entries – route caching timeout: when the expire an established route (assuming that is has not been active) – active indicator: routes are considered active if node originates and/or relays packet to destination within most recent active_timeout interval n update routing table if “fresher” or better routes become available