The following 3 questions all refer to the scenario below: The company Certkiller
manufactures and imports fasteners like bolts and nuts. The company's network consists of a main campus
composed of three separate building that are less than 150 meters apart, connected with Category 5e copper
wiring. Network access as well as distribution takes place by means of 100 Mbps hubs, and the core is a 100
Mbps Layer-2 switch. The company has been in existence for 8 years and thus development in the network
resulted in a series of steps that involved minimal planning. The only well planned step is the recently
redesigned WAN links....