Junior technical support specialist skills for your resume and career

A media access control or simply MAC is a network policy that identifies or determines how the data is being transferred in two particular servers through a network cable. The purpose of a MAC protocol is to prevent network or technical issues and simplify transferring the information or data.

Phone calls are a wireless or wired connection made over a telephone or a mobile phone between two people. Two parties are involved in a phone call, the caller and the receiver. A caller dials the number of the one he wants to call, and the recipient hears a bell or a tune to which he picks up the call. The call establishes a connection between them through which they can communicate. The voice is converted into signals and is transmitted through wired or wireless technology.

Customer service is the process of offering assistance to all the current and potential customers -- answering questions, fixing problems, and providing excellent service. The main goal of customer service is to build a strong relationship with the customers so that they keep coming back for more business.

A Local Area Network (LAN) is a collection of devices that are connected in the same building, office, or network to facilitate the transmission of information among devices. The area of LAN depends upon the number of devices connected which vary according to the size of a building or an office. It includes cables, computers, switches, routers, access points, and other networking components.