0Introduction to Electronic Exchange To overcome the limitations of manual switching, automatic exchanges having electromechanical components were developed. Strowger exchange the first automatic exchange having direct control features was invented. Though it improved over the performance of manual exchange, it still had a number of disadvantages, viz, a large number of mechanical parts, limited availability, ...

0Abstract The problem is to find a way to turn on other machines in a local area network. The Solution is known as Wake On LAN. Wake On Lan a.k.a WOL is a mechanism with which a network Interface Card (NIC) could turn a machine on by receiving a special packet (MAGIC PACKET) through the LAN. The packet is sent by a simple program executed on another computer on the same local area network. Wake-on-LAN ...