CN201298865Y - IPPBX including 2G, PSTN and VOIP access - Google Patents

Abstract

The utility model relates to an IP-private branch exchanger (IPPBX) system including 2G, Public Switched Telephone Network (PSTN) and Voice Over Internet Protocol (VOIP) access. The IPPBX system comprises a main control module, a GSM module, a Plain Old Telephone Service (POTS)/ Foreign Exchange Station (FXS) module, a Foreign Exchange Office (FXO) module and an ethernet switching module, wherein, the GSM module, the FXO module and the POTS/FXS module are communicated with the main control module in a Time Division Multiplexing (TDM) mode, the main control module is connected with the ethernet switching module through an Ethernet, the GSM module is accessed into the 2G network, the FXO module is accessed into the PSTN network, the POTS/FXS module is accessed into a telephone network inside the enterprise, and the ethernet switching module realizes the access of the ethernet to the main control module, therefore, the data switching between voices from different channels is realized, and the converging of the 2G, the PSTN and the VOIP access is realized. The utility model has the advantages that the current various main voice access modes are integrated into the unified IPPBX device, the access between every two does not depend on the other access modes, meanwhile, by adopting the system, the network deployment is simple, and the input cost and the maintenance cost of the device are greatly reduced.

Description

A kind of IPPBX that merges 2G, PSTN, VOIP access

[technical field]

The utility model is IPPBX (the IP-based company telephone system) equipment that inserts about a kind of speech synthesis, is meant the IPPBX that a kind of 2G of fusion, PSTN, VOIP insert especially.

[background technology]

Follow the development of IP (Internet Protocol) technology and Softswitch technology, IPPBX is used by more and more enterprises.In current fusion application environment, IPPBX has merged VOIP (Voice over IP, on IP network, pass simulating music signal or video signal mutually) and PBX (Private Branch eXchange, the user class switch) technology, and realized and the fusion of PSTN (PSTN) by voice gateways.IPPBX telephone exchange system realizes the functional unification of computer network and telephone exchange, the phone of network internal adopts the mode of IP to carry out data communication, particularly in remote cooperation office, giving full play to its powerful resources advantage, for the commerce cooperation, that the work reorganization brings is convenient.

By means of the global network of Ethernet, the branch company of different regions, office focuses in the telephone switching system by network, utilizes VOIP that remote conversation is changed into the enterprises conversation, greatly reduces the communication cost of enterprise.The characteristics of this IPPBX are: pass through Ethernet interface, be connected in the Internet, access by standalone voice gateway, can be connected in the telephone system of enterprises, also can be connected in the telecommunications PSTN network simultaneously, realize the fusion of VOIP and PSTN, in addition, by means of telecommunications PSTN network, also can realize fusion with the 2G network.

But, present IPPBX, PSTN and VOIP have generally only been merged, that have even also need be by realizing the fusion of enterprises PSTN and VOIP with the voice gateways of outside, though realized the fusion of communication by the collaborative work of many equipment, this fusion degree is because the equipment that relates to is many, and the restriction that is subjected to access conditions simultaneously often is not easy to realize real fusion, the fusion of special and 2G network is to lean on the network of telecommunications PSTN to realize basically.Though in theory also can interconnection, realize being connected of enterprises communication network and mobile 2G network by third party's network, this is being very limited on cost and on using.Fig. 1 is current typical IPPBX application drawing: the networking mode among Fig. 1, realized the connection of VOIP, PSTN, and by means of the PSTN network, also realized connection with the 2G network.IPPBX among Fig. 1, need be by the equipment of outside, be the VOIP gateway among Fig. 1, the gateway that lands, realize the fusion of VOIP, PSTN and 2G network, if even do not have an access of PSTN network, just can not realize the access of VOIP, both can't accomplish the fusion in twos of VOIP and 2G network, certain limitation is arranged to the 2G network.The equipment that networking simultaneously needs increases, and is also big especially to the dependence of telecommunications PSTN, and product in actual applications, and underaction can not satisfy client's multiple demands.

[summary of the invention]

Technical problem to be solved in the utility model is to provide the IPPBX system of a kind of 2G of fusion, PSTN and VOIP, and the characteristics of this system not only are 2G, PSTN, VOIP three's fusion, is that also fusion between any two inserts.

The utility model solves the problems of the technologies described above by the following technical programs: a kind of fusion 2G, PSTN, the IPPBX that VOIP inserts, comprise main control module, gsm module, the POTS/FXS module, the FXO module, and ethernet switching module, gsm module, the FXO module, the POTS/FXS module is passed through the TDM mode with the main control module communication, connect by Ethernet between main control module and the ethernet switching module, wherein gsm module inserts the 2G network, the FXO module inserts the PSTN network, the POTS/FXS module inserts the enterprises telephone network, and ethernet switching module is realized the access of Ethernet to main control module.

This utility model further is specially:

Described gsm module, the POTS/FXS module, the FXO module comprises corresponding veneer respectively, adopts identical interface mode to be connected in the main control module.

The veneer of described gsm module has general GSM deck, common GSM card is installed on it, the voice that the veneer of described gsm module is connected to main control module insert on the socket, and the voice of 2G network adopt the TDM mode to send in the main control module after handling by the encoding and decoding speech process chip on the veneer.

The POTS/FXS module connects the POTS telephone set or the facsimile machine of enterprises, veneer by the POTS/FXS module produces ringing signal and various signal tone, and, adopt the TDM mode to send in the main control module by after the processing of the encoding and decoding speech process chip on the veneer.

Described FXO module is directly connected in the PSTN network by common telephone wire, and by after the processing of the encoding and decoding speech process chip on the veneer of FXO module, sends in the main control module by the TDM mode.

Described main control module comprises the CPU module, and digital signal processing module, the tdm data that comes from gsm module, POTS/FXS module, FXO module, the processing by digital signal processing module also passes to the CPU module, and the CPU module is controlled ethernet switching module by management interface.

Between main control module and the POTS/FXS module, between main control module and the FXO module, between main control module and the gsm module, adopt the mode of TDM to transmit data, connect by Ethernet between main control module and the ethernet switching module (LANSwitch), be used for linking to each other with the outside network equipment.After the speech data that receives in POTS/FXS module, FXO module, the gsm module is handled by the encoding and decoding speech process chip on the veneer in each module, in main control module, carry out IP-based packet forward and handle, finish exchange by the access of ethernet switching module (LANSwitch) simultaneously with the external ethernet speech data.

A kind of fusion of the utility model 2G, PSTN, the advantage of the IPPBX that VOIP inserts is: realized freely exchanging between the voice that variety of way inserts, and the voice of various access waies are with outside transmission based on the voice between the various device of 5 class lines connection, processing by main control module, finish the fusion of voice under the various different access waies, improved the ability of level of integrated system and enterprise convergence communication, make the communication of enterprises all be incorporated on the single IPPBX equipment, significantly reduced the cost of enterprise's communication, the flexibility that has simultaneously also improved enterprise's communication modes makes enterprise not be subject to certain single access way.

Can be connected to the telephone network of public phone network PSTN or operator in the native system by the FXO module, can be connected to more upper level soft switching server by ethernet switching module (LANSwitch), can pass through the GSM access module, be connected in the network of mobile operator, save the trouble of wiring.FXS interface module provided by the invention can connect communicating terminals such as ordinary telephone set, and facsimile machine, and by ethernet switching module (LANSwitch), outside IP-based speech communication terminal also can be connected in the native system.

[description of drawings]

The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.

Fig. 1 is current typical IPPBX application drawing.

Fig. 2 is the composition frame chart of the IPPBX of a kind of 2G of fusion of the utility model, PSTN, VOIP access.

Fig. 3 uses networking schematic diagram of the present utility model.

[embodiment]

Please consult Fig. 2 simultaneously, the IPPBX that a kind of 2G of fusion of the utility model, PSTN, VOIP insert comprises: main control module, GSM (Global System for Mobile Communications, global system for mobile communications) module, POTS (Plain Old Telephone Service, plain old telephone service)/FXS (sound circuit interface) module, FXO (voice loop trunks interface) module, LANSwitch (Ethernet exchange) module.

Wherein gsm module is realized the access of 2G network, finishes communication by the digital interface of special use with main control module; The POTS/FXS module realizes that the enterprises telephone network inserts, and finishes communication by the digital interface of special use with main control module; The FXO module realizes also finishing communication by the digital interface of special use with main control module with the access of the public PSTN net of telecom operators; Ethernet switching module (LANSwitch) is then realized the access of Ethernet to main control module.

Gsm module wherein, the POTS/FXS module, the FXO module comprises corresponding veneer respectively, adopts identical interface mode to be connected in the main control module.

The veneer of gsm module leaves general GSM deck, after installing common GSM card, and veneer is connected on the voice access socket of main control module, after the processing of the encoding and decoding speech process chip on the veneer, adopt the TDM mode to send in the main control module, promptly finish the exchange of speech of 2G network with main control module.

The POTS/FXS module, be used to connect the POTS telephone set of enterprises or facsimile machine etc., produce ringing signal and various signal tone by veneer, and after handling by the encoding and decoding speech process chip on the veneer, adopt the TDM mode to send in the main control module, finish communication with main control module.

The FXO module is used to connect the public PSTN network of telecom operators, be directly connected in the public PSTN network by common telephone wire, and by after the processing of the encoding and decoding speech process chip on the veneer, by TDM (Time Division Multiplex, time division multiplexing) mode realizes the communication with main control module, thereby realizes the access of PSTN.

The LANSwitch Switching Module, be controlled by main control module, realized the access of VOIP, make outside network telephone terminal to be connected in the main control module by Ethernet, management by main control module, realize QOS (Quality of Service, the service quality) management of voice, functions such as forwarding.

Main control module comprises the CPU module, and DSP (Digital Signal Processing, Digital Signal Processing) module, come from gsm module, the POTS/FXS module, the tdm data of FXO module, processing by the DSP module also passes to the CPU module, support by variety of protocol, finish the software function of exchange, simultaneously by special-purpose SMI (serial management interface, management interface) interface is finished the control to ethernet switching module (LANSwitch), functions such as the forwarding of realization voice and QOS management, thus realize having realized 2G from the exchanges data between the voice of different passages, PSTN, the fusion that VOIP inserts.

As shown in Figure 3, be to use the networking schematic diagram that the utility model has merged the IPPBX system of 2G, PSTN, VOIP, be connected in the mobile operator network by gsm module, be connected to the PSTN network by the FXO module, by the exchange of speech of ethernet switching module (LANSwitch) realization with other network equipments, as the network telephone among Fig. 3, connect the POTS telephone set or the facsimile machine of enterprises by the POTS/FXS module.In enterprise uses, the speech communication of enterprises can adopt the mode of VOIP to carry out, (LANSwitch) is connected in the Global Internet by ethernet switching module, realized the communication system of each branch and enterprises, enterprises can be selected the FXS module for use, realize the access of POTS telephone set, also can select for use network telephone to realize that internal communication inserts, also can be connected to the more access of the network equipment realization VOIP of upper level.With enterprise's external communication the time, can select the FXO module to be connected to and realize in the PSTN network landing, also can be connected in the 2G network by gsm module, realize landing by mobile operator.

Claims (6)

1. one kind merges the IPPBX that 2G, PSTN, VOIP insert, it is characterized in that: comprise main control module, gsm module, POTS/FXS module, FXO module, and ethernet switching module, gsm module, FXO module, POTS/FXS module are passed through the TDM mode with the main control module communication, connect by Ethernet between main control module and the ethernet switching module, wherein gsm module inserts the 2G network, the FXO module inserts the PSTN network, the POTS/FXS module inserts the enterprises telephone network, and ethernet switching module is realized the access of Ethernet to main control module.

2. a kind of IPPBX that merges 2G, PSTN, VOIP access as claimed in claim 1 is characterized in that: described gsm module, and the POTS/FXS module, the FXO module comprises corresponding veneer respectively, adopts identical interface mode to be connected in the main control module.

3. a kind of IPPBX that merges 2G, PSTN, VOIP access as claimed in claim 1, it is characterized in that: the veneer of described gsm module has general GSM deck, common GSM card is installed on it, the voice that the veneer of described gsm module is connected to main control module insert on the socket, the voice of 2G network adopt the TDM mode to send in the main control module after handling by the encoding and decoding speech process chip on the veneer.

4. a kind of IPPBX that merges 2G, PSTN, VOIP access as claimed in claim 1, it is characterized in that: the POTS/FXS module connects the POTS telephone set or the facsimile machine of enterprises, veneer by the POTS/FXS module produces ringing signal and various signal tone, and, adopt the TDM mode to send in the main control module by after the processing of the encoding and decoding speech process chip on the veneer.

5. a kind of IPPBX that merges 2G, PSTN, VOIP access as claimed in claim 1, it is characterized in that: described FXO module is directly connected in the PSTN network by common telephone wire, and, send in the main control module by the TDM mode by after the processing of the encoding and decoding speech process chip on the veneer of FXO module.

6. a kind of IPPBX that merges 2G, PSTN, VOIP access as claimed in claim 1, it is characterized in that: described main control module comprises the CPU module, and digital signal processing module, the tdm data that comes from gsm module, POTS/FXS module, FXO module, processing by digital signal processing module also passes to the CPU module, and the CPU module is controlled ethernet switching module by management interface.

Images