Enterprise network communication device and communication method

The invention discloses an enterprise network communication device and a communication method. The method comprises steps: a receiving unit receives a conversation request sent by a browser user terminal for conversation with a called terminal via a browser with a WebRTC ability; and a processing unit builds connection between the browser user terminal and the called terminal via the conversation request. According to the device and the method, cornet mutual dialing between different terminals in the enterprise network can be supported, conversation between different terminals in and out of the enterprise network is also supported, conversation does not depend on operator network, cost is greatly saved, and cost is thus reduced.