• Network is a connection of two mor more devices that can exchange information by transmitting information from one device (or node) to another device (or node).The device can be a Personal Computer,Laptop,Printer.For exchanging of information between two devices we need what is called as Medium Access Control(MAC) Address so that …

Repeaters

A repeater is a device that operates only in the physical layer. Signals that carry information within a network can travel a fixed distance before attenuation endangers the integrity of the data. A repeater receives a signal and, before it becomes too weak or corrupted, regenerates the original bit …