WAN - Hierarchical addressing purpose for routing based functions

Q.  What is the purpose of an hierarchical addressing in WAN especially adopted in the functions associated with routing?
- Published on 30 Oct 15

a. Identification of an interconnection strategy of input and output networks
b. Identification of small-sized packets
c. Utilization of store and forward subnets
d. All of the above

ANSWER: Identification of an interconnection strategy of input and output networks

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