Communication method and communication system

Abstract

The invention provides a communication method and a communication system and can provide an enterprise-level switchboard system. The method comprises that a first kind communication server enables calls to be forwarded to a called extension set after receiving calls launched by a calling extension set through an internet if a called number is an extension set number and the called extension set and the calling extension set belong to a same switchboard, the calls are transferred to a second kind communication server if the called number is not the extension set number, the first kind communication server for storing the called number is determined by the second kind communication server according to stored information and called number, then the calls are transferred to the first kind communication server, and the first kind communication server prompts the calling extension set to conduct next operation. The communication method and the communication system comprehensively use cloud computing technology, cloud storage technology and virtualization technology, enterprises can have the stable and reliable enterprise-level switchboard system only by connecting with the internet, quantity and scope of the extension set are not limited, only local cost is charged for long toll calls, and the communication method and the communication system contribute to saving of telephone charge.

Description

technical field [0001] The present invention relates to the technical field of communication, in particular to a communication method and a communication system. Background technique [0002] The full name of PBX is Private Branch Exchange, which can be translated as a user-level exchange. It is a telephone service network used within a company. Extension users within the network share a certain number of outside lines. PBX also has other customary names, such as PBX, program-controlled exchange, telephone exchange, etc. PBX is a kind of telephone communication management method commonly used in modern offices, which enables telephone administrators to collectively manage external calls and internal calls. PBX can also be considered as a switch device, which is used to connect multiple telephone extensions and outside lines. [0003] Traditional PBXs use typical telephone connectors (RJ11) telephone lines to connect to ordinary telephones, and use telephone lines or digita...

AI Technical Summary

Problems solved by technology

For example, for a company, the internal communication system usually needs to be maintained by itself, for which the company needs to be equipped with manpower and material resources

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