Skype the acquisition of 65% of Skype for $1.9 billion from eBay, which attributed to the enterprise a market value of $2.92 billion. Microsoft bought Skype in May 2011 for $8.5 billion. Skype division headquarters are in Luxembourg, but most of the development team and 44% of all the division's employees are still situated in Tallinn and Tartu, Estonia. Skype allows users to communicate over the Internet by voice, using a microphone, by video using a webcam, and by instant messaging. Skype-to-Skype calls to other users are free of charge, while calls to landline telephones and mobile phones (over traditional telephone
Call-through telecom Voice over IP (VoIP) call termination to connect the caller to the recipient. Most of the call is carried over IP network, where cost of carrying of the audio signal is cheaper than traditional phone carriers. The calls that are initiated on the Internet ("e.g." Skype) use VoIP. These calls can terminate at other point on Internet or even at the point, which is not on the Internet, "e.g." traditional telephone line - this is known as call termination. The calls do not have to originate on Internet in order to use VoIP. A caller can dial a physical phone