Louie Wong

Hub repeats everything it receives and can be used to extend the network. However, this can result in a lot of unnecessary traffic being sent to all devices on the network. Hub passes on traffic to the network regardless of the intended destination; the workstations to which the packets are sent use the address information Read More …

The Medium Access Control (MAC) sub-layer is closely associated with the physical layer and defines the means by which the physical channel (medium) may be accessed. The three basic modes used in MAC are Round Robin, Reservation and Contention. Round Robin – With this access, each station in turn is given the time slot to Read More …