Energy Efficient Interest Forwarding in NDN-Based Wireless Sensor Networks

Table 1

Actions when an incoming packet matches a deferred packet.

Timer type	Incoming packet type	Actions
Interest	Data	Cancel and Interest forwarding and then forward the Data based on local PIT table
	Interest	Cancel and Interest forwarding after the number of the same incoming Interests reaches a threshold
Data	Data	Cancel and Data forwarding after the number of the same incoming Data packets reaches a threshold
	Interest	Keep the and discard the incoming Interest even though its cache lookup hits successfully