Imagine an Enterprise Network, an Example of Campus Network, Which

Multiple Choice

Imagine an enterprise network, an example of campus network, which is composed of 4 buildings interconnected. Each building has its own LAN and the LANs are interconnected via 4 routers. Also, there is a WAN link that provides Internet access through an ISP. Answer the following questions.

-Assuming that the OSPF protocol is activated on all routers (R1 ~ R4) , R4 is going to have ______ entries in its routing table. Include one default route, directly connected routes, and dynamic routes in the counting.

A) 4
B) 8
C) 9
D) 11
E) 13