CN101257440B - Fax switching system and method - Google Patents
Fax switching system and method Download PDFInfo
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- CN101257440B CN101257440B CN2008100043798A CN200810004379A CN101257440B CN 101257440 B CN101257440 B CN 101257440B CN 2008100043798 A CN2008100043798 A CN 2008100043798A CN 200810004379 A CN200810004379 A CN 200810004379A CN 101257440 B CN101257440 B CN 101257440B
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Abstract
Disclosed is a fax switching system comprising a fax switching device, a plurality of distributed electronic fax system coupled onto the fax switching device via the network and at least a document switching server directly coupled onto the fax switching device. The fax switching device includes a member information storage unit, a member access unit, an optimal route judging and selecting unit, a switch processing unit and a switch distribution unit. The fax switching system conveniently provides various routings of the faxes from enterprise and public institution, wherein, the enterprise can establish an access platform for the supplier and the purchasing agent thereof, the public institution can establish an access platform for the membership or the underling unit, thereby, fax cost of the enterprise and public institution can be greatly reduced, meanwhile, when the members of the enterprise and public institution reaches a certain number, a large operation net for switching fax will be generated, thus many faxes will be free.
Description
Technical field
The invention belongs to a kind of fax switching system and method, concretely, belong to a kind of fax switching system and method for judging and selecting the best route approach of fax.
Background technology
In the new situation, information transmission efficiently is the important means that people hold the first market opportunities.Fax is as a kind of means of communication of transmitted image, literal simultaneously, because its real-time Transmission, equipment be simple, easy to operate, safe and reliable, have outstanding advantage such as legal effect, be widely used, and therefore become the means of communication of the more dependences of contemporary enterprises and institutions.Yet along with science and technology development, information is frequently transmitted between the enterprises and institutions, and the two-way exchange of various information is more prevalent, uses conventional PSTN network fax method also to be faced with some problems: a large amount of expenditures that at first are communication cost; Next is restricted by the PSTN network, and fax speed is lower, and the transmission quality and the stability of various places differ bigger simultaneously.
Also has a kind of electronic fax system in the prior art, it is made up of software and fax hardware device (modulator-demodulator fax integrated circuit board or the like), software is responsible for the scheduling and the co-ordination of the task of faxing, concrete actual fax sending and receiving, software is by the fax hardware device development interface of transfering to other localities,, realize by telephone wire by the fax hardware device through the pstn telephone net.It forms fax paper, and fax paper is promptly with facsimile coding MH, and MR, MMR are the e-file of final coding.Usually the form of expression that exists is preserved with the Tif form as fax paper commonly used, perhaps uses other form or the like.Such system can substitute traditional analogue simulation system, but still has the bigger problem of above-mentioned communication cost.
Summary of the invention
The technical issues that need to address of the present invention, it is purpose of the present invention, be for a kind of BCR is provided (Best-Choice Routing, the optimal selection route) technical method, the best route approach of judging and selecting fax paper to transmit is greatly saved the fax expense between enterprise, rational allocation fax resource, improve facsimile transmission quality and stability, and the running environment deployment is very simple, is beneficial to large tracts of land and promotes and run.
For achieving the above object, the invention provides a kind of fax switching system, it comprises a fax switch, be coupled in a plurality of distributed electronic fasystems of this fax switch by network and fax exchange access interface, and at least one the exchange files server that is coupled directly to the fax switch; The switch of wherein faxing comprises:
The Member Information memory cell; Storage comprises the membership information of the fax number of member's user name, password, the exchange that is used to fax at least;
Member's access unit, whether the user who is used for judging the electronic fax system of the fax exchange request of sending or electronic fax system is the electronic fax system that put down in writing of Member Information library unit or the user of electronic fax system; Passed through authentication if send the electronic fax system of fax exchange request or the user of electronic fax system, then send unique pass code, and record sends the current information of electronic fax system request to the electronic fax system that sends the request of specific electron fax; Member's access unit is responsible for the access of the fax exchange request of electronic fax system simultaneously, distributes to judgement and selects best routing unit to carry out analysis and judgement and selection optimal path; And by fax exchange access interface, feedback result is given the electronic fax system;
Judge and select best routing unit, adopt the distributed server mode to insert, be used for fax switching task according to the input of member's access unit, dispatch processing successively by the first in first out order, transmission fax number according to the fax switching task, judge and search the condition that meeting fax exchange route most, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then preferentially select this default route rule, divide and to task switch processing unit and directly carry out fax paper exchange distribution and arrange to get final product; As not belonging to member's fax number, then search the routing rule that the member defines according to self-demand in advance, the condition that selection meets the best route trend of member's demand most writes down best route conditions and moves towards information, and branch is tasked switch processing unit and handled and follow the tracks of whole process; Final feedback result is in time given back the member access unit, as does not meet route conditions, directly returns;
Switch processing unit, be used for according to the fax switching task of judging and select best routing unit input, dispatch successively by the first in first out order, best route conditions according to exchange, respectively to pending, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then directly divides to task that the exchange Dispatching Unit is distributed, the fax paper exchange is handled and got final product; As not belonging to member's fax number, according to judging and selecting best routing unit to submit the routing rule condition of coming to, divide and task the distribution processor that the exchange Dispatching Unit carries out fax paper, handle route simultaneously and move towards the running of condition and feedback information, tracking; The final result who handles that in time will exchange feeds back to back judgement and best routing unit; And
The exchange Dispatching Unit, be used for exchange distribute work according to the switch processing unit access, analyze the load capacity of current file swap server, find out the exchange files server of comparison free time, and assign the exchange files service unit that switching task is given this server, be responsible for concrete fax exchange tell off by this document Exchange Service unit; Final feedback result is given switch processing unit.
Further, the fax switch can also comprise CA (certificate granting center) authentication mechanism.Purpose is to introduce ca authentication, the identity and the right of protection member unit, and the encrypted fax file provides the fail safe exchange of fax paper.
Above-mentioned electronic fax system, not liquid container system producer and brand are as long as meet the definition of electronic fax system.
The present invention also provides a kind of fax switching method, may further comprise the steps: scheduling facsimile transmission task, by fax exchange access interface, submit the exchange of faxing to.
The member inserts, and whether the user who judges the electronic fax system that sending fax exchange request or electronic fax system is the electronic fax system that put down in writing in the Member Information library unit or the user of electronic fax system; Passed through authentication if send the electronic fax system of fax exchange request or the user of electronic fax system, then send unique pass code, and record sends the current information of electronic fax system request to the electronic fax system that sends the request of specific electron fax; Member's access unit is responsible for the access of the fax exchange request of electronic fax system simultaneously, distributes to judgement and selects best routing unit to carry out analysis and judgement and selection optimal path; And by fax exchange access interface, feedback result is given the electronic fax system;
Judge and select best route, adopt the distributed server mode to insert, be used for fax switching task according to the input of member's access unit, dispatch processing successively by the first in first out order, transmission fax number according to the fax switching task, judge and search the condition that meeting fax exchange route most, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then preferentially select this default route rule, divide and to task switch processing unit and directly carry out fax paper exchange distribution and arrange to get final product; As not belonging to member's fax number, then search the routing rule that the member defines according to self-demand in advance, selection meets the condition of the best route trend of member's demand most, as select minimum charge route (LCR) or stable transfer routed path etc., write down best route conditions and move towards information, branch is tasked switch processing unit and is handled and follow the tracks of whole process; Finally in time the result is fed back to back the member and insert step, as do not meet route conditions, directly return;
Exchange is handled, be used for according to the fax switching task of judging and select best routing unit input, dispatch successively by the first in first out order, best route conditions according to exchange, respectively to pending, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then directly divides to task that the exchange Dispatching Unit is distributed, the fax paper exchange is handled and got final product; As not belonging to member's fax number, according to judging and selecting best routing unit to submit the routing rule condition of coming to, divide and task the distribution processor that the exchange Dispatching Unit carries out fax paper, handle route simultaneously and move towards the running of condition and feedback information, tracking; The result that the exchange of final feedback is in time handled gives back and judges and best routing unit; And
The exchange distribution, be used for exchange distribute work according to the switch processing unit access, analyze the load capacity of current file swap server, find out the exchange files server of comparison free time, and assign the exchange files service unit that switching task is given this server, be responsible for concrete fax exchange tell off by its unit; Final feedback result is given switch processing unit.
Further, said method also comprises, receives and respond the final result of fax exchange, and as success, this part facsimile transmission task successfully finishes; As failure, this part facsimile transmission task is automatically brought to the electronic fax system unit and sends by the PSTN network, guarantees the continuation of facsimile transmission.
In sum, this patent adopts the method for a kind of BCR, a fax switching plane is provided on the Internet network, help to insert the electronic fax system of fax switching plane, on the continuation basis that guarantees facsimile transmission, realize the selection of the different route approach of facsimile transmission,, judge automatically and select optimal route approach enterprises and institutions according to enterprises and institutions' demand; The preferential Internet network of selecting the fax exchange, or the routing mode that combines of Internet and PSTN network, unsuccessful as the fax exchange, just forward conventional method for routing to, promptly directly by the transmission of PSTN network.By the BCR method, can be the saving that enterprises and institutions or individual bring the fax expense, the lifting of fax efficient and fax stability.And to environment requirement and dispose also very simply, only need enterprises and institutions to have the electronic fax system, according to interface specification, and can connect Internet network insertion fax switching plane by fax exchange access interface; And fax sending and receiving does not change user's custom yet, is fully transparent for the user.
Fax switching plane according to method generation of the present invention, remove the Route Selection variation that the fax of enterprises and institutions is provided very easily, further introduce ca authentication at platform, guarantee safe and private, simultaneously because the convenience of its deployment, its supplier and purchaser's access platform can be advised by enterprise, government unit can advise belonging to or subordinate unit's access platform, the fax expense of enterprises and institutions will more be saved like this, and after the member of enterprises and institutions who inserts reaches certain amount, will produce the huge Operation Network of a fax exchange, will no longer there be expense in a lot of faxes.
Description of drawings
Fig. 1 is the structure chart according to fax switching system of the present invention.
Fig. 2 is the structure chart according to a kind of switch of faxing of the present invention.
Fig. 3 adopts the flow chart of BCR method for the fax switch.
Fig. 4 is the flow chart according to fax switching method between the described member of a kind of embodiment of the present invention.
Fig. 5 is the flow chart according to the described LCR fax of another kind of embodiment of the present invention switching method.
Embodiment
Fig. 1 is for realizing a kind of fax switching system of described fax switching method of the present invention, it comprises a fax switch 10, be coupled in a plurality of electronic fax systems (software section) 20 of this fax switch 10 by Internet (internet) and fax exchange access interface 21, and be coupled directly to fax switch 10 at least one exchange files server 30; Electronic fax system (software section) 20 is coupled in fax switch 10 by fax exchange access interface 21, and electronic fax system (software section) 20 is by being coupled in electronic fax system (fax hardware device) 22, with PSTN network service simultaneously.
The switch 10 of wherein faxing can be implemented in any digital computing system with bus of processor, memory, input/output interface and the above-mentioned parts of coupling.
With reference to Fig. 2, fax switch 10 can comprise five unit, is respectively member's access unit 11, judges and selects best routing unit 12, switch processing unit 13, exchange Dispatching Unit 14 and Member Information memory cell 18.Wherein,
Member's access unit 11, be used to verify the identity that inserts fasystem, the authority of the fasystem that authentication inserts, the fax request of the system that receives faxes, in order to realize that above-mentioned its is coupled at least one Member Information memory cell 18, Member Information memory cell 18 is configured to store the above-mentioned fasystem that is used for that inserts fax switch 10 and inserts, the identification identity, the authentication authority, the number of receiving faxes, the load balancing of distributing swap server, enterprises and institutions' membership information of data input/output interface etc., and other include but not limited to send fax number, CSID, information such as login TBX number of platform; And best route is moved towards information.
Member's access unit 11, with reference to Fig. 3, member's access unit at first inserts fax request, step 23 from electronic fax system (software section) 20 by fax exchange access interface; Whether the user who judges the electronic fax system sending fax exchange request or electronic fax system again is the electronic fax system that put down in writing in the Member Information memory cell 18 or the user of electronic fax system, step 111.For the user, this can realize by the username and password of distributing to each user's uniqueness, for the electronic fax system, can realize by the equipment indications of identification electronic fax system.
After this, passed through authentication if send the electronic fax system of fax exchange request or the user of electronic fax system, then send unique pass code, and record sends the IP address as network mapping, port information, the GUID current informations such as (GUIDs) of electronic fax system request to the electronic fax system that sends the request of specific electron fax; As not by authentication, then send failure feedback 124 to the electronic fax system that sends the fax request.
Member's access unit 11 is received from the service access of electronic fax system 20 then, and be transmitted to judgement and select best routing unit 12 further to analyze and the route-type judgement, in time feedback result exchanges access interface by faxing and gives the sub-fasystem of wiring back simultaneously.
Judge and select best routing unit 12, be used to judge and select to meet most the member's of enterprises and institutions routed path, analyze 121 by fax number to the fax task that inserts, at first give tacit consent to the judgement of best routing rule, whether fax number belongs to existing member enterprise fax number 122 in the fax switch Member Information, if not, judge that then fax number meets the rule 123 that does not meet the self-defining best routed path selection of corporate member; If successfully choose best routed path, then be responsible for concrete processing and feedback result, as do not find best routed path by switch processing unit 13, then directly the feeding back unsuccessful result gives electronic fax system 124.
Switch processing unit 13: according to the fax switching task of judging and select best routing unit 12 inputs, step 122 and 123; Dispatch processing successively by the first in first out order, the switching task type that analysis is imported into, Mo Ren best route switching type in this way, it is step 122, the member who finds out the fax number correspondence is after link informations such as the network address on the Internet and port, i.e. step 131 is directly divided and tasked exchange Dispatching Unit 14 and distribute, be step 133, and in time feedback result is given electronic fax system 20; Best route switching type as the non-acquiescence of switching task type, but the member is according to self-demand, self-defining best route-type, it is step 123, routing rule according to definition, find out need route the member after link informations such as the network address on the Internet and port, it is step 132, branch is tasked exchange Dispatching Unit 14 and is distributed, be step 134, exchange successfully as fax paper after, continue to wait for exchange member's electronic fax system feedback facsimile transmission object information in the past, it is step 135, its electronic fax system carries out facsimile transmission by the PSTN network, and promptly step 22 assists fax exchange initiator to send fax, and note overtime the returning of control, and the result feeds back to the electronic fax system of facsimile transmission side.
Exchange Dispatching Unit 14: submit the exchange files task of coming to according to switch processing unit 13, find out an idle distributed document swap server 30 of current operation, submit to switching task and related exchange member both sides link information etc. to give file Exchange Service unit 15 in the exchange files server 30, be responsible for concrete exchange work by exchange files service unit 15, and feedback exchange in time result, i.e. step 141,142.
Exchange files service unit 15: in exchange files server 30, work, be coupled between exchange Dispatching Unit 14 and the exchange files server 30, be responsible on the Internet network, exchanging the work of fax paper, as the terminal of exchange files.The task source according to the task of exchange Dispatching Unit 14, is coordinated the fax paper exchange work between each member from exchanging Dispatching Unit 14.
Can also comprise ca authentication mechanism 100: purpose is to introduce the CA authenticating authority, the identity and the right of protection member unit, and the encrypted fax file provides the fail safe exchange of fax paper exchange.
Fax exchange access interface 21: the member's end that is positioned at electronic fax system 20, as the open interface that inserts the fax switching plane, as long as any electronic fax system according to certain interface specification, can insert the fax switching plane by the exchange gateway interface.Enterprises and institutions only need directly insert by the fax exchange access interface that this patent method provides, enterprises and institutions' user side there is not any specific (special) requirements, need not the fixed ip address of Internet, need not the VPN/ private network, electronic fax system that not necessarily must be high-end, any electronic fax system is as long as can insert by fax exchange access interface.
Fig. 4 shows the fax flow chart of switching method of a kind of member according to a kind of embodiment of the present invention, what the BCR method adopted is the best routing rule of acquiescence, fax paper between the member directly exchanges, according to Fig. 4, the electronic fax system 20 of the A of enterprise, submit a facsimile transmission task (fax number: 075722362099) to, at first select by fax exchange access interface 21, through member's access unit 11, to the exchange of fax switching plane request fax, the judgement of fax switch 10 and select best routing unit 12 to insert the Member Information memory cell, whether scanning exists the correspondence number of receiving faxes is 075722362099 member enterprises and institutions, as not existing, and do not meet under other regular situations of any BCR, the result who judges and select best routing unit 12 to feed back swap faults gives the electronic fax system 20 of the A of enterprise, this part facsimile transmission task is selected by the electronic fax system 20 of the A of enterprise, transfers the conventional facsimile transmission mode by the PSTN network from electronic fax system (fax hardware device) 22 to; As the existence number of receiving faxes is member's enterprise B of 075722362099, by judging and selecting best routing unit 12 to distribute the relevant connection information of switching task and enterprise B to give switch processing unit 13, switch processing unit 13 scheduler tasks are handed to the distribution of exchange Dispatching Unit 14 concrete arrangement fax paper switching tasks, exchange Dispatching Unit 14 is searched idle exchange files server 30, submit the exchange files service unit 15 of fax paper switching task to exchange files server 30, exchange files service unit 15 arranges the fax paper exchange of the electronic fax system of the A of enterprise to be transferred in the electronic fax system of enterprise B, and feedback exchange result gives the electronic fax system of the A of enterprise, fax paper and the relevant information that exchange is come received by the electronic fax system of enterprise B, as CSID, incoming call fax number etc., write the data bank of electronic fax system itself, and a new fax is received in prompting; After the successful result of exchange feedback is received by the electronic fax system 20 of the A of enterprise, revise transmit status, prompting facsimile transmission success, the result who receives the exchange feedback as the electronic fax system 20 of the A of enterprise is failure, this part facsimile transmission task is selected by the electronic fax system 20 of the A of enterprise, transfers the conventional facsimile transmission mode by the PSTN network from electronic fax system (fax hardware device) 22 to.
Fig. 5 shows a kind of LCR according to a kind of embodiment of the present invention and (annotates: Lowest-CostRouting, the minimum charge route) flow chart of fax switching method, what the BCR method adopted is that the member is according to the demand angle from the international fax expense of saving enterprise, self-defining a kind of best routing rule.With reference to Fig. 5, A of enterprise (Guangzhou) and the C of enterprise (U.S.) are the branches under the same group, and it is self-defined and reinstate the BCR rule that LCR uses, this moment, the A of enterprise need send a fax to the U.S.'s one tame corporate client (this client does not include fax switching plane member in), the fax switch 10 judgement and select the fax number in 12 pairs of fax tasks of best routing unit to carry out analysis and judgement, and find the self-defining best routing rule LCR rule of member and be complementary, successively through switch processing unit 13, behind the exchange Dispatching Unit 14, fax paper is submitted to the exchange files service unit 15 by exchange files server 30, exchange files service unit 15 arranges the fax paper exchange of the electronic fax system of the A of enterprise to be transferred in the electronic fax system of the C of enterprise, after the electronic fax system of the C of enterprise receives and exchanges the fax paper and relevant information of coming, as send fax number 00116502530255, be converted into local facsimile transmission task, send by the PSTN network through electronic fax system (fax hardware device) 22, and by the electronic fax system 20 of fax switch 10 feedback final results to the A of enterprise, receive the successful result of exchange feedback as the electronic fax system 20 of the A of enterprise after, revise transmit status, prompting facsimile transmission success, the result who receives the exchange feedback as the electronic fax system 20 of the A of enterprise is failure, this part facsimile transmission tasks are selected by the electronic fax system 20 of the A of enterprise, transfer the conventional facsimile transmission mode of electronic fax system (fax hardware device) 22 by the PSTN network from the A of enterprise to.In this embodiment, fax switching center will be by judging and selecting best routing unit 12 to find the routed path of the self-defining minimum charge routing rule of member automatically, the fax that is the A of enterprise is by Internet network insertion fax switching plane, at first exchange to the C of enterprise, the C of enterprise sends fax to U.S. client according to fax number by the PSTN network again, and this moment, the fax expense was reduced to local telephone network by international long-distance.
Aforementioned explanation to the specific embodiment of the invention is only with example be described as purpose.It is not intended to execution mode or a certain fixed pattern that each execution mode of limit maybe is confined to invention to have disclosed.In view of the above, foregoing description should be counted as exemplary but not circumscribed.Obviously be much to revise and variant visible concerning those skilled in the art.Having selected and described each embodiment is in order the most clearly to explain principle of the present invention and best practical application mode, to understand the various embodiment and the various variant of special purpose that is suitable for expecting of the present invention or realization to make those skilled in the art.Be intended to limit scope of the present invention by follow-up claim and equivalence variation thereof, in the claims, unless point out separately, all terms all should be interpreted as its widest implication.Should be appreciated that those skilled in the art can make variation under the situation that does not break away from the scope of the present invention that is defined by following claim in embodiment.In addition, no matter whether following claim has clearly described some key element and assembly, all is not intended to these key elements and assembly in having now are openly offered in known field.
Claims (7)
1. fax switching system, it is characterized in that: comprise a fax switch, be coupled in a plurality of distributed electronic fasystems of this fax switch by network and fax exchange access interface, and at least one the exchange files server that is coupled directly to the fax switch; The switch of wherein faxing comprises:
The Member Information memory cell; Storage comprises the membership information of the fax number of member's user name, password, the exchange that is used to fax at least;
Member's access unit, whether the user who is used for judging the electronic fax system of the fax exchange request of sending or electronic fax system is the electronic fax system that put down in writing of Member Information library unit or the user of electronic fax system; Passed through authentication if send the electronic fax system of fax exchange request or the user of electronic fax system, then send unique pass code, and record sends the current information of electronic fax system request to the electronic fax system that sends the request of specific electron fax; Member's access unit is responsible for the access of the fax exchange request of electronic fax system simultaneously, distributes to judgement and selects best routing unit to carry out analysis and judgement and selection optimal path; And by fax exchange access interface, feedback result is given the electronic fax system;
Judge and select best routing unit, adopt the distributed server mode to insert, be used for fax switching task according to the input of member's access unit, dispatch processing successively by the first in first out order, transmission fax number according to the fax switching task, judge and search the condition that meeting fax exchange route most, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then preferentially select this default route rule, divide and to task switch processing unit and directly carry out fax paper exchange distribution and arrange to get final product; As not belonging to member's fax number, then search the member in advance according to the routing rule of self-demand definition, selection meets the condition of the best route trend of member's demand most; , writing down best route conditions and move towards information, branch is tasked switch processing unit and is handled and follow the tracks of whole process; Final feedback result is in time given back the member access unit, as does not meet route conditions, directly returns;
Switch processing unit, be used for according to the fax switching task of judging and select best routing unit input, dispatch successively by the first in first out order, best route conditions according to exchange, respectively to pending, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then directly divides to task that the exchange Dispatching Unit is distributed, the fax paper exchange is handled and got final product; As not belonging to member's fax number, according to judging and selecting best routing unit to submit the routing rule condition of coming to, divide and task the distribution processor that the exchange Dispatching Unit carries out fax paper, handle route simultaneously and move towards the running of condition and feedback information, tracking; The final result who handles that in time will exchange feeds back to judgement and best routing unit; And
The exchange Dispatching Unit, be used for exchange distribute work according to the switch processing unit access, analyze the load capacity of current file swap server, find out the exchange files server of comparison free time, and assign the exchange files service unit that switching task is given this server, be responsible for concrete fax exchange tell off by this document Exchange Service unit; Final feedback result is given switch processing unit.
2. according to a kind of fax switching system in the claim 1, it is characterized in that: the fax switch can also comprise ca authentication mechanism.
3. according to a kind of fax switching system in claim 1 or 2, it is characterized in that: the electronic fax system is made up of software and fax hardware device, software is responsible for the scheduling and the co-ordination of the task of faxing, as sending fax failure by network and fax exchange access interface, then pass through the hardware device development interface of faxing of transfering to other localities by software, and by the fax hardware device by telephone wire, realize facsimile transmission through the pstn telephone net.
4. according to a kind of fax switching system in the claim 3, it is characterized in that: the fax hardware device is modulator-demodulator or fax integrated circuit board.
5. a fax switching method is characterized in that: may further comprise the steps: dispatch the facsimile transmission task, by fax exchange access interface, submit the exchange of faxing to;
The member inserts, and whether the user who judges the electronic fax system that sending fax exchange request or electronic fax system is the electronic fax system that put down in writing in the Member Information library unit or the user of electronic fax system; Passed through authentication if send the electronic fax system of fax exchange request or the user of electronic fax system, then send unique pass code, and record sends the current information of electronic fax system request to the electronic fax system that sends the request of specific electron fax; Member's access unit is responsible for the access of the fax exchange request of electronic fax system simultaneously, distributes to judgement and selects best routing unit to carry out analysis and judgement and selection optimal path; And by fax exchange access interface, feedback result is given the electronic fax system;
Judge and select best route, adopt the distributed server mode to insert, be used for fax switching task according to the input of member's access unit, dispatch processing successively by the first in first out order, transmission fax number according to the fax switching task, judge and search the condition that meeting fax exchange route most, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then preferentially select this default route rule, divide and to task switch processing unit and directly carry out fax paper exchange distribution and arrange to get final product; As not belonging to member's fax number, then search the routing rule that the member defines according to self-demand in advance, selection meets the condition of the best route trend of member's demand most, as select minimum charge route (LCR) or stable transfer routed path etc., write down best route conditions and move towards information, branch is tasked switch processing unit and is handled and follow the tracks of whole process; Finally in time the result is fed back to the member and insert step, as do not meet route conditions, directly return;
Exchange is handled, be used for according to the fax switching task of judging and select best routing unit input, dispatch successively by the first in first out order, best route conditions according to exchange, respectively to pending, as the transmission fax number of the switching task of faxing belongs to member's fax number of Member Information memory cell, then directly divides to task that the exchange Dispatching Unit is distributed, the fax paper exchange is handled and got final product; As not belonging to member's fax number, according to judging and selecting best routing unit to submit the routing rule condition of coming to, divide and task the distribution processor that the exchange Dispatching Unit carries out fax paper, handle route simultaneously and move towards the running of condition and feedback information, tracking; The result that the exchange of final feedback is in time handled gives back and judges and best routing unit; And
The exchange distribution, be used for exchange distribute work according to the switch processing unit access, analyze the load capacity of current file swap server, find out the exchange files server of comparison free time, and assign the exchange files service unit that switching task is given this server, be responsible for concrete fax exchange tell off by its unit; Final feedback result is given switch processing unit.
6. fax switching method according to claim 5 is characterized in that: said method also comprises, receives and respond the final result of fax exchange, and as success, this part facsimile transmission task successfully finishes; As failure, this part facsimile transmission task is automatically brought to the electronic fax system unit and sends by the PSTN network, guarantees the continuation of facsimile transmission.
7. according to the fax switching method in claim 5 or 6, it is characterized in that: this method can also comprise CA (certificate granting center) authentication mechanism.
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| CN2008100043798A CN101257440B (en) | 2008-01-23 | 2008-01-23 | Fax switching system and method |
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| CN2008100043798A CN101257440B (en) | 2008-01-23 | 2008-01-23 | Fax switching system and method |
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| CN102420928A (en) * | 2011-12-05 | 2012-04-18 | 上海携程计算机技术（上海）有限公司 | Fax transmission system for distributed application |
| CN104410872A (en) * | 2014-11-04 | 2015-03-11 | 深圳市同洲电子股份有限公司 | Method and device for checking video sources |
| CN105491265B (en) * | 2015-11-19 | 2019-05-31 | 上海携程商务有限公司 | Electronic fax receives system and method |
| CN107682584A (en) * | 2017-10-24 | 2018-02-09 | 上海携程商务有限公司 | Software facsimile transmission method and its system, storage medium, electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1342018A (en) * | 2001-10-16 | 2002-03-27 | 王勇 | Network facsimile exchange system |
| US7020132B1 (en) * | 1998-06-12 | 2006-03-28 | J2 Global Communications, Inc. | Scalable architecture for transmission of messages over a network |
| CN101068297A (en) * | 2007-05-23 | 2007-11-07 | 西安邮电学院 | Double-network digital FAX machine and method for realizing double-network digital facsimile |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7020132B1 (en) * | 1998-06-12 | 2006-03-28 | J2 Global Communications, Inc. | Scalable architecture for transmission of messages over a network |
| CN1342018A (en) * | 2001-10-16 | 2002-03-27 | 王勇 | Network facsimile exchange system |
| CN101068297A (en) * | 2007-05-23 | 2007-11-07 | 西安邮电学院 | Double-network digital FAX machine and method for realizing double-network digital facsimile |
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