Those who are in charge of transmitting and distributing generated power in the form of electricity to households and businesses throughout the communities and cities of this country carry a great responsibility to deliver the right amounts to the right places consistently. Fortunately, the development of the Smart Grid functions much like a super highway of instructions and delivery. Maintaining this working system depends greatly on having a reliable and up-to-date communications infrastructure in place and functioning correctly. The system needs to be not only available and reliable, but it must also have high EMI immunity and integrated cyber security . Having the modern technologies and products required to support the grid guarantees a future of protected and available electricity