Telecommunications has become an essential part of its activity in the world today. Today, there are many services available to telecom companies as well. Customers can choose the service provider and meet their budget and business needs. There are exclusive services such as VPNs, VPLS, T1 and T3 lines available. This allows companies to choose the type of services they need exactly. Many requirements according to their business can use services such as private networks VPN and VPLS. These services can enable companies to connect their remote sites.
A conference call is a telephone call in which the calling party wishes to have more than one called party listen in to the audio portion of the call. The conference calls may be designed to allow the called party to participate during the call, or the call may be set up so that the called party merely listens into the call and cannot speak. It is sometimes called ATC (Audio Tele-Conference).