The network structure is made of passive elements and active equipment. Active equipment includes equipment like switches, wireless routers, transceivers, firewalls, premises equipment, amplifiers, HFC equipments,  networking hardware, energy equipment and other active equipment required to have your network running efficiently and reliably. A telecom network also depends heavily on the quality of active infrastructure and CEPs. Equipment like BTS, RNC for wireless, CMTS in HFC, client terminals, customer-premises equipment (CPE) is some of the products used on the telecom network. The main goal of active equipment is to ensure the efficiency of the network, users' convenience and data security. Active equipment should be selected according to the company's needs and it requires proper configuration and administration.