CN102387051A - Automatic-switching network extending device and switching method - Google Patents
Automatic-switching network extending device and switching method Download PDFInfo
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- CN102387051A CN102387051A CN2010102697534A CN201010269753A CN102387051A CN 102387051 A CN102387051 A CN 102387051A CN 2010102697534 A CN2010102697534 A CN 2010102697534A CN 201010269753 A CN201010269753 A CN 201010269753A CN 102387051 A CN102387051 A CN 102387051A
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Abstract
The invention discloses an automatic-switching network extending device and a switching method. Especially, an automatic connection mechanism is introduced in, and a numerical value generated by a random number is applied to serve as a basis for setting a device to be in a local-end or user-end working mode; and after the automatic connection mechanism and another network extending device are tried to connect, a purpose of automatically connecting is realized. According to the embodiment, after the automatic-switching network extending device is initiated, one group of connection parameters is generated, a setting code is generated by using the random number, and the device automatically sets the working mode according to the setting code; and after the working mode of another network extending device is detected, the automatic connection mechanism and the network extending device can be connected if the automatic connection mechanism and the network extending device have different working modes, and otherwise, the random number is continuously utilized to generate the setting value to perform the setting until the automatic connection mechanism and the network extending device are connected. In the automatic-switching network extending device, a convenient labor-saving connection mode can be used for an overlaid telephone line for network connection, and more than two local area networks can be easily expanded.
Description
Technical field
The present invention relates to a kind of automatic switchover formula network extension apparatus and changing method, particularly the network extension apparatus of automatic switching function through the work role of another network extension apparatus of packet detection.
Background technology
Often be applied to outdoor ultrahigh speed digital user loop (Very High Data Rate DSL; VDSL) be at present fastest xDSL technology; When carrying out the symmetrical expression transmission of two-way constant speed; Transmission rate mainly changes according to circuit length difference, and this ultrahigh speed digital user loop is mainly used in the signal transmission of optical fiber and digital network.
The existing network Organization Chart of VDSL as shown in Figure 1 system; Be divided into user side X (like the domestic consumer) and local side Y two ends such as (like telecommunications companies); Wherein promptly used and be arranged at user side two network equipments different and realize connecting with local side, just the user side transmitting device (Customers PremisesEquipment, CPE) 11 with local side transmitting device (Center Office; CO) 12 are connected with this phone copper axle cable 101; But while voice-bearer signal (voice) and data-signal (data) on the cable, the VDSL technology not only can provide high speed data delivery, more can carry telephone voice data.
In the VDSL system implementation mode shown in Fig. 1; User side transmitting device 11 is served as the function of signal difference (splitting); The data that can will be carried on phone copper axle cable 101 are separated with voice signal, carry out filtering like the low-and high-frequency signal that will carry data and voice respectively.User side transmitting device 11 can be separated voice signal, transfers to the interphone 13 that is connected again, and relatively, voice signal passes to local side Y through this user side transmitting device 11 through interphone 13.
User side transmitting device 11 also is sent to a symmetrical digital user loop far-end unit (ADSL Tranceiver Unit Remote with data; ATU-R) 14; Carry out data-signal analog-to-digital conversion, signal demodulation (demodulate), provide services on the Internet to the computer 15 of user's end.Relatively, the user also transfers to user side transmitting device 11 with digital signal through symmetrical figure user loop far-end unit (ATU-R) 14 through computer 15, transfers to local side Y again.In running, the signal difference function of user side transmitting device 11 is through carrier wave simultaneously voice-bearer and data, and can receive voice and data simultaneously, is separated to different application afterwards again.
In like manner; The equipment of local side Y is connected the user side transmitting device 11 of user side X by local side transmitting device 12; And this local side transmitting device 12 is also served as the function of signal difference; To separate with data-signal with the voice of user side X transmission, voice signal is connected to public exchanging telephone network (PSTN) 18 through exchange of speech device 16.On the other hand; The data-signal that local side transmitting device 12 is separated is passed to DSL access multiplexer (DSL access multiplexer; DSLAM) 17; These DSL access multiplexer 17 ability effective integration IP network and illustrated atm networks 19 are passed to (ISP) 191 of Internet Service Provider or enterprise 193 at last again.In like manner in above-mentioned user side transmitting device 11, the signal difference function of local side transmitting device 12 also is that voice are combined with data to transmit, or isolates voice and data after receiving.
In the above-mentioned VDSL system; User side X uses the transmitting device (11 with different difference functions respectively with local side Y; 12) be connected with the phone copper axle cable of generally laying 101; Yet, need the local side transmitting device of master control (master) and the user side transmitting device of driven (slave) to be set respectively and realize in the two ends of signal transmission for forming the system of a ultrahigh speed digital user loop.
In general can use Connectorized fiber optic cabling for realization ultrahigh speed transmission manner, yet, in the VDSL system, can on regular phone copper axle cable, realize transmittability at a high speed, and the carrying operation of responsible voice and data.
Need the equipment with local side (CO) and user side (CPE) etc. on the VDSL network especially and connect, both means of filtering are different.
Summary of the invention
The objective of the invention is to except that the characteristics of utilizing existing VDSL transmission; Also further utilize new mixed type (hybrid) means of filtering that the transmitting device of local side and user side can be integrated in the single device, utilize again from the mechanism that is dynamically connected and automatically switch as local side (CO) mode of operation of master control (master) or as user side (CPE) mode of operation of driven (slave).
Because above-mentioned user side is different with means of filtering in the local side transmitting device; So need two cover different circuits when combining; The present invention also proposes a kind of integrated form signal processing chip; In order to integrated data processing, local side and user side filter function, utilize the chip of this integrated form to be used a local side and user side (CO/CPE) loop switch unit again, switch unit makes this single device can carry out the transfer function of CO end or cpe end whereby.Specifically, automatically linker can also be realized and being connected of far end device quickly and easily, and need not the staff parent set to the scene.
In order to be implemented in the purpose that single device possesses local side and user side transmission signals difference function simultaneously; One of embodiment comprises above-mentioned integrated form signal processing chip; Provide at least two kinds of outputs to go into the connectivity port through the COM1 linkage unit; And be connected with manual or automatic function handover mechanism is provided, comprise automatic switch unit and the diverter switch carried out from being dynamically connected.Other has display unit, can show the state of present device work through cresset or display.
Other has embodiment is the automatic switch unit of the data processing unit that in single device, is integrated with mutual electric connection, local side and user side (CO/CPE) signal filtering unit, the outlet line filter unit of mixed type, the COM1 linkage unit that output/input interfaces such as RJ-45, RJ-11 are provided, the automatic linker of execution, shows the status display unit and the COM1 controller of serving as network measuring of mode of operation.Can have local side-automatic detection-user side (CO/AUTO/CPE) diverter switch that realizes hardware capability and switch in addition.
Wherein data processing unit is carried out the signal contact of each circuit unit; Local side and user side loop switch unit carry out the switching in local side and user side transmission loop; Carry out the filtration of signal again through the outlet line filter unit; Then be connected with a network respectively, and be connected with another network extension apparatus through the COM1 linkage unit that output/input interface such as various COM1s is provided.Status display unit show state cresset or use the screen display operating state,
Specifically, the present invention is provided with the automatic switch unit of the automatic linker of an execution especially in device, can produce switching signal according to manual or automated manner, and setting device is local side or user side mode of operation.
According to embodiment; Use the foregoing circuit element and realize the present invention's automatic switchover and the program that is connected, when this automatic switchover formula network extension apparatus starts, internal circuit will be carried out an initializing set; Except driving inner each circuit element and starting each COM1; Can set mode of operation through automatic switch unit, produce the connection parameter, be connected with another network extension apparatus automatically.
When generating step connects parameter, particularly produce and set sign indicating number through a tandom number generator, odd number or even number are set relative mode of operation according to this, attempt realizing being connected with the device of the other end, if can not connect, can connect through repeating step automatically.
Beneficial effect of the present invention is; In sum; The principal character of disclosed automatic switchover formula network extension apparatus is to utilize an automatic linker; Mode through automatic setting local side or user side network extension apparatus is connected with far end device, make device can utilize laborsaving and easily the connected mode telephone line that is applied to lay carry out network and connect, can expand plural Local Area Network easily.
Description of drawings
Shown in Figure 1 is the prior art network architecture diagram of VDSL system;
Fig. 2 is applied to the embodiment sketch map between building for the present invention;
Fig. 3 A to Fig. 3 C is a network extension apparatus panel embodiment sketch map of the present invention;
Fig. 4 A is shown as the circuit block diagram of one of network extension apparatus embodiment of the present invention;
Fig. 4 B is shown as two the circuit block diagram of network extension apparatus embodiment of the present invention;
Fig. 5 is shown as one of flow chart of the automatic linker of the present invention;
Fig. 6 be shown as the automatic linker of the present invention flow chart two.
Wherein, description of reference numerals is following:
User side X local side Y
Phone copper axle cable 101 user side transmitting devices 11
Local side transmitting device 12 interphones 13
Symmetrical figure user loop far-end unit 14
Computer 15 exchange of speech devices 16
DSL access multiplexer 17 public exchanging telephone networks 18
Atm network 19 Internet Service Providers 191
Enterprise's 193 building A, B
First network extension apparatus, 21 second network extension apparatus 22
Interchanger 23,25 circuits 201
Grid line 203,205 network extension apparatus 30
Ethernet port 305,305 ' telephone circuit port 307
State display lamp number 309 data processing units 401
Local side and user side signal filtering unit 403 outlet line filter units 405
Local side-automatic detection-user side diverter switch 411
Integrated form signal processing unit 40
One of automatic linker step of step S501～S509
Two of the automatic linker step of step S601～S607
Embodiment
According to embodiment; On the circuit of technology proposed by the invention particularly is applied to have the switching local side in the single device (CO end) and user side (cpe end) loop mechanism; This device operates to and connects two internetwork network extension apparatus (extension apparatus); Device has at least two connectivity ports, main execution mode be (but being not to be limited to this) in order to connect Ethernet for the Local Area Network on basis be the main Wide Area Network that is connected means with telephone network.
The principal character of network extension apparatus is that line design with the user side of prior art and local side is in single device; The special mechanism of introducing an automatic switching function; Comprise that capable of using one switches switch and sets an automatic shifting function; Or any diverter switch is not provided, and preset can the operation with automatic switching function.Wherein having at least a chipset (chipset) instruction to carry out function switches; Mainly be to carry out an automatic linker according to instruction of automaticallying switch or switching signal; This chipset carries out the means of filtering of user side and local side then to be set, and realizes the purpose that automaticallyes switch.
Can be with reference to execution mode shown in Figure 2, two solitary building A among the figure, B represents two Local Area Networks, and wherein the user utilizes the interchanger (or router) 23,25 in grid line (like RJ-45) 203, the 205 join domain networks, so as to connecting external network.In this example; The residing Local Area Network of building A and building B respectively has a network extension apparatus; Be respectively first network extension apparatus 21 and second network extension apparatus 22; Two network extension apparatus have connected the Local Area Network at two ends each other through circuit 201, this circuit can be used the circuit of RJ-11 specification, has the characteristic of long Distance Transmission usually.This type uses under the condition of regular phone copper axle cable (copper wire), and the distance that can surpass 600 meters at two ends is effectively carried out the transmission rate of 30Mbps, and need not use new cable to change 100 meters restrictions of Ethernet.
Above-mentioned first network extension apparatus 21 and second network extension apparatus 22 can operate to the local side (CO end) or the work role of user side (cpe end), form point-to-point connection framework.The work role of these two network extension apparatus can be set wherein loop and means of filtering through manual mode at the beginning of setting up network; One operates to the local side network extension apparatus; Another then operates to the user side network extension apparatus, connects through circuit 201 between the two, and exchange data packets.And the Ethernet port on above-mentioned two network extension apparatus 21 and 22 has the equipment of network signal exchange capacity through interchanger or other; Like router (router), hub (hub) etc.; Make and connect into a Local Area Network through wired (or wireless) means by the Local Area Network that building A and building B are interior.
(the TaiWan, China patent discloses No. 200830851 " the networking extension apparatus in switchable VDSL local side user side loop " that correlation technique can propose with reference to same Applicant of the present invention; Application number: 096100986); The network extension apparatus in the switchable VDSL local side user side loop of wherein disclosing can switch wherein loop through switch; Make it to operate to the network extension apparatus of local side, or the network extension apparatus of user side.
The present invention then further proposes to have the network extension apparatus of the mechanism that automaticallyes switch; When two network extension apparatus interconnect; Particularly be positioned at the device at the two ends beyond the certain distance; Need not utilize manual setting, the device internal mechanism then can be mutually adjusted work role according to automatic linker, and the work role that sets up itself on their own is local side or user side network extension apparatus.
Continue to include each connectivity port, diverter switch and state cresset with reference to network extension apparatus panel embodiment sketch map of the present invention shown in figure 3A to Fig. 3 C.
One side of Fig. 3 A display network extension apparatus 30 panels; Has selector switch 301 is connected power supply with one supply socket 303 in this example on the panel; The switching of user's selector switch 301 capable of using comes selection function, and in this embodiment, selection function comprises Loc (local side), three selections of Rmt (user side) and AUTO (detecting automatically) among the figure; When manual switchover during to Loc, wherein switching circuit makes this device switch to the local side network extension apparatus; If switch to Rmt, then device is switched to the network extension apparatus of user side.Specifically; If switch to AUTO; Device then automatically switches to this work role that has of this device for carrying out automatic linker, just after the network extension apparatus 30 that detects the connection other end is set at the local side device, then will be automatically made user end apparatus; Otherwise the other end is a user end apparatus, then can be automatically made the local side device.
Above-mentioned Fig. 3 A describes one of embodiment of the invention; But be not to be limited to this execution mode, other execution modes comprise that manual setting device inner control circuit is local side pattern (CO pattern) or user side pattern (CPE pattern), select manually or the mode of automatic switchover mode with the above-mentioned diverter switch of utilizing; Other has embodiment to can be full automatic pattern; Device itself is preset as automatic setting local side or user side pattern, does not have diverter switch, only represents present mode of operation with cresset or display.
In being set at the embodiment of automatic mode; Network extension apparatus when two ends all is set at AUTO; In general; If judge the equipment that does not have other roles on the network, then can be automatically made the network extension apparatus 30 (such as according to random number mechanism decision mode of operation, the flow process that can show with reference to figure 6) of local side or user side.After a device decision mode of operation, another network extension apparatus has then had local side or user side and has been automatically made another mode of operation because identify on the network.
Because each network extension apparatus is the device of bridge areas as there network and another network; So have like Fig. 3 B and show the multiple COM1 on the another side plate embodiment; This example shows one and uses the Ethernet port 305 of RJ-45 specification and the telephone circuit port 307 of use RJ-11 specification; Network extension apparatus of the present invention is not restricted to the COM1 of this dual mode, and can be applicable to various data packet collisions (packetcollision) network kenel.Preferred embodiment in this present invention; Ethernet port 305 connects the interface arrangement of internal network; The network equipment that comprises router (router), interchanger (switch), hub (hub) etc.; Telephone circuit port 307 then is connected to the telephone circuit port of another network extension apparatus 30, realize to connect the purpose of two or above Local Area Network.Annexation embodiment can be with reference to figure 2.
In this example; Also be provided with on network extension apparatus 30 panels and comprise that a plurality of cressets are (like LED; Other has embodiment to can be display screen) state display lamp numbers 309; Except can display network connect, the state of the operation of device, power supply situation etc., can also show the mode of operation of this network extension apparatus, just utilize the indication of cresset or display screen via being the local side or the state of user side network extension apparatus behind the automatic setting.
In another embodiment; Panel embodiment shown in Fig. 3 C; At least one telephone circuit port 307 is wherein arranged, and two or above Ethernet port 305 and 305 ', the function that the device that this moment, this embodiment disclosed can be carried on a shoulder pole any network switch (switch).Can borrow telephone circuit port 307 to be connected to the network that other borrow network extension apparatus 30 of the present invention to extend, and borrow a plurality of Ethernet ports (305,305 ') to link a plurality of internal network devices.But states such as state display lamp number 309 same display networks connect, device operation, power supply situation, work role.
The above-mentioned technology of utilizing diverter switch control to carry out local side and user side loop mainly can be switched signal according to one through a control circuit (like control IC) and carry out the loop switching.Embodiment can be with reference to figure 4A.
In order to be implemented in the purpose that single device possesses local side and user side transmission signals difference function simultaneously; According to diagram; Wherein be presented at and be provided with an integrated form signal processing unit 40 in the single device; Mainly be the function of signal processing and local side, user side filtering in the technological integrated device of application integrated circuit (IC), comprise the signal processing between each element circuit in packet that each output goes into and the device, and the function of execution switching local side and user side dealing signal filtering.
Network extension apparatus produces a set point through automatic switch unit 409; And carry out an automatic linker; This set point can be more according to the mode of operation that detects network other end network extension apparatus and automatic setting; Or set according to user's manual switchover function, such as utilizing detection-user side (CO/AUTO/CPE) diverter switch 411 hardware switching switch of local side-automatically.And this network extension apparatus promptly operates to a local side mode of operation or a user side mode of operation according to this set point.Network extension apparatus provides multiple connectivity ports such as outside RJ-45, RJ-11 through COM1 linkage unit 407, so as to connecting another network extension apparatus and other networks.
Integrated form signal processing unit 40 is used for carrying out the signal contact of this each circuit unit of automatic switchover formula network extension apparatus; And be electrically connected at above-mentioned automatic switch unit 409; Can be according to set point; Carry out the signal processing under local side mode of operation or the user side mode of operation, and the data processing of execution and another network extension apparatus dealing.COM1 controller 415 is then in order to detect the mode of operation of another network extension apparatus on the network.The present invention provides the status display unit 413 of the mode of operation of ability display unit in addition.
According to another embodiment, network extension apparatus of the present invention is introduced a mixed filtering unit (Hybrid Filter) according to automatic switching signal execution loop switching, can carry out various signals filtering.Sketch map is shown in Fig. 4 B.
Network extension apparatus of the present invention comprises described each circuit unit of Fig. 4 B at least; Signal processing and filter function with respect to the integrated form signal processing unit 40 that is integrated in Fig. 4 A application; This embodiment uses the data processing unit 401 that electrically connects each other, local side and user side (CO/CPE) the signal filtering unit 403 and outlet line filter unit 405 of mixed type; Device itself then provides output/input interfaces such as RJ-45, RJ-11 through COM1 linkage unit 407; Comprise the automatic switch unit 409 of carrying out automatic linker again, with the COM1 controller 415 of serving as network measuring.Alternative comprises local side-automatic detection-user side (CO/AUTO/CPE) diverter switch 411 that realizes hardware capability and switch in addition, with the status display unit 413 that shows mode of operation.
Disclosed network extension apparatus is to borrow the wherein signal contact of data processing unit 401 each circuit unit of execution; Particularly including producing the signal that switches automatic switchover formula network extension apparatus switching working mode; Handle automatic switching signal and carry out wherein that local side carries out local side with user side (CO/CPE) loop switch unit 403 and user side transmits the switching in loop, comprise driving condition display unit 413 show state cressets or use the screen display operating state.Automatic switching signal particularly detects the mode of operation of another network extension apparatus on the network through COM1 controller 415.
Local side and user side loop switch unit 403 mainly can commutation circuit be implemented in order to switching circuit, or utilize control chip to realize the loop switching.Unit 403 is main to be to carry out the filtration of signal through outlet line filter unit 405; This outlet line filter unit 405 electrically connects data processing unit 401; For can utilizing single device, the present invention carries out one of main circuit of local side or user side transfer function; The switching command that is produced according to local side and user side loop switch unit 403; Can carry out different filter functions, especially can circuit or chip realize, to local side or the signal of user side network extension apparatus carries out filtering.
Above-mentioned data processing unit 401, local side and user side signal filtering unit 403 form a control circuit with outlet line filter unit 405, in one embodiment, can realize by a chip.
Outlet line filter unit 405 also is connected with the COM1 linkage unit 407 of output/input interfaces such as RJ-45, RJ-11 are provided.Carry out after the loop switches when data processing unit 401 produces signal controlling local sides and user side signal filtering unit 403, each COM1 that the signal that is filtered via outlet line filter unit 405 will transfer on the COM1 linkage unit 407 is exported.Relatively, input signal is passed to data processing unit 401 equally after filtering, export through processes such as loop, filtering again.
Specifically; The present invention is provided with the automatic switch unit 409 of the automatic linker of an execution especially in device; This automatic switch unit 409 can be and is preset as automatic switchover mode, or according to the local side that electrically connects among the figure-detection-user side (CO/AUTO/CPE) diverter switch 411 judges whether to carry out automatic linker through switching the signal that produces automatically.According to the embodiment of the invention; Detection-user side the diverter switch 411 of local side-automatically is circuit optionally; Manual setting and the function that switches to automatic setting are provided, and the automatic switching signal that automatic switch unit 409 receptions are produced by diverter switch 411 is carried out certainly and is dynamically connected, or; Diverter switch 411 is through manually switching to local side pattern or user side pattern; The signal that produces directly is transferred to data processing unit 401, carries out corresponding loop by data processing unit 401 control circuits 403,405 and switches and filtering.
The present invention is provided with the COM1 controller 415 of serving as network measuring in addition especially, electrically connects automatic switch unit 409 and data processing unit 401.According to automatic linker; Data processing unit 401 detects on the network whether have another network extension apparatus through this COM1 controller 415; And attempt connecting according to the setup parameter that automatic switch unit 409 produces, whether successful connection is fed back to automatic switch unit 409 with relevant information.
Other has the status display unit 413 that shows mode of operation; Electrically connect data processing unit 401; Extract wherein information; The running status that shows this device with a plurality of cressets; Comprise the loop (CO end or cpe end) of switching the back and selecting, normal or mistake, power supply state etc. of the operation of connection status, single unit system at present, the flickering or change color of execution mode a plurality of LED cressets capable of using, or utilize display screen to let the user can be so as to the operation situation of the network extension apparatus of knowing this switchable VDSL local side user side loop.
The present invention's automatic linker that the formula network extension apparatus provides that automaticallyes switch can be depicted as one of flow chart of the automatic linker of the present invention with reference to figure 5.
The installation environment of automatic switchover formula network extension apparatus can be with reference to figure 2; It mainly is the telephone circuit port that is connected in other end network extension apparatus through telephone circuit port; And device provides another or a plurality of network line portion; Be mainly used in and be connected in an Ethernet, be generally the equipment of a Local Area Network or support Ethernet.
When automatic switchover formula network extension apparatus starts (step S501); Internal circuit will be carried out an initializing set (step S503), mainly drive inner each circuit element and will start each COM1, and connect parameter for one group through above-mentioned automatic switch unit 409 generations; Comprise required setup parameter of communication protocol and the setting sign indicating number (step S505) of setting mode of operation; This sets the sign indicating number determination device and operates to the local side mode of operation, or the user side mode of operation, and control loop switches.Afterwards, send packet through COM1 through network, detect an end and whether have and start the network extension apparatus of accomplishing by COM1 controller 415, and its mode of operation.Embodiment is; The network extension apparatus that the desire of the other end connects also is to send packet; COM1 controller 415 promptly detects its mode of operation through the packet that receives; Does and like step S507, according to testing result, this automatic linker judge that automatic switchover formula network extension apparatus can realize being connected with the mode of operation of another network extension apparatus?
If still be unrealized connection, then continue to produce the connection parameter by step S505 again, comprise according to the setting sign indicating number that produces and set mode of operation, and continue to judge whether to realize to connect, if like step S509, after each parameter matching, can realize connection.
In automatic linker, can repeat above-mentioned steps S505 to step S507, till realizing connection, after the connection, still possibly regularly confirm connection status, also can carry out automatic linker in case of necessity.Wherein embodiment please refer to flow chart shown in Figure 6 again.
When step S505 produce to connect parameter, set sign indicating number comprising one, set sign indicating number and can be automatic generation, multiple producing method is arranged, one of embodiment produces through above-mentioned diverter switch, and setting sign indicating number be manually to produce, or during switching AUTO, automatic generation.Two of embodiment produces 0 and 1 numerical value in proper order, works in local side pattern or user side pattern so as to control device.Three of embodiment is (not show through a tandom number generator; Can data processing unit produce) the setting sign indicating number (step S601) that produces; Set sign indicating number and be the numerical value that tandom number generator produces; This numerical value possibly be odd number and even number, and the present invention promptly sets relative mode of operation according to odd number or even number.
Does step S603 judge that this number is an odd number in this example? If odd number then like step S605, produces setting signal through automatic switch unit 409 and passes to data processing unit 401, setting control circuit whereby is the local side pattern; If not odd number is even number, then like step S607, it is the user side pattern that data processing unit 401 is set control circuit according to setting signal.The setting of odd number and even number can exchange.
After being set at local side or user side, step gets into S507, carries out from being dynamically connected, and judges whether to be connected with another network extension apparatus.Could connect because the network extension apparatus at two ends needs the principal and subordinate to mate (master-slave matching), an end need be the local side device of active (master), and the other end then need be the user end apparatus of driven (slave).
In this step S507; Carry out local side pattern or the user side pattern set according to setting sign indicating number; The connection parameter that needs when simultaneously two network extension apparatus being carried out hand shake procedure (handshaking) sends out; If those ends are identical mode of operation, step needs above-mentioned repeatedly S601 to utilize random number to set mode of operation, and continues step S605 or S607; If those ends are set at the different working pattern, then then connect through transmitting the connection parameter, just get into the said step S509 of Fig. 5, after each parameter matching, can realize connecting.
In sum; The principal character of disclosed automatic switchover formula network extension apparatus is to utilize an automatic linker; Mode through automatic setting local side or user side network extension apparatus is connected with far end device; Make device can utilize laborsaving and easily the connected mode telephone line that is applied to lay carry out network and connect, can expand plural Local Area Network easily.
The above is merely preferable possible embodiments of the present invention, and is non-so promptly limit to protection scope of the present invention, so the equivalent structure that uses specification of the present invention and accompanying drawing content to do such as changes, all in like manner is contained in protection scope of the present invention.
Claims (10)
1. changing method of formula network extension apparatus that automaticallyes switch is characterized in that described method comprises step:
(a) initialization one automatic switchover formula network extension apparatus;
(b) produce one group and connect parameter, with a setting sign indicating number that utilizes random number to produce;
(c) setting sign indicating number automatic setting one mode of operation according to this, is a local side mode of operation or a user side mode of operation;
(d) mode of operation of another network extension apparatus of detection one desire connection;
(e), judge whether this automatic switchover formula network extension apparatus can be connected with the mode of operation of this another network extension apparatus according to testing result;
(f) if can not connect, then repeating step (b) is to step (e); And
(g), then realize connecting through a hand shake procedure if can connect.
2. the changing method of automatic switchover formula network extension apparatus as claimed in claim 1 is characterized in that, setting sign indicating number according to this is odd number or even number, and setting should operate to this local side mode of operation or this user side mode of operation by automatic switchover formula network extension apparatus.
3. the changing method of automatic switchover formula network extension apparatus as claimed in claim 1; It is characterized in that the packet that the network extension apparatus of described automatic switchover formula network extension apparatus through this other end sends judges its mode of operation; The mode of operation of this another network extension apparatus is different from the mode of operation of this automatic switchover formula network extension apparatus, and the beginning can realize connecting.
4. automatic switchover formula network extension apparatus is characterized in that described device includes:
One automatic switch unit in order to produce a set point, is carried out an automatic linker, sets and should operate to a local side mode of operation or a user side mode of operation by automatic switchover formula network extension apparatus according to this set point;
One COM1 linkage unit has a plurality of COM1s, so as to connecting another network extension apparatus and a network;
One integrated form signal processing unit; Electrically connect this automatic switch unit and this COM1 linkage unit; Be used for carrying out the signal contact of this each circuit unit of automatic switchover formula network extension apparatus, and according to this local side mode of operation of this automatic switch unit setting or the data processing of the execution of this user side mode of operation and this another network extension apparatus dealing;
One COM1 controller electrically connects this integrated form signal processing unit and this automatic switch unit, in order to detect the mode of operation of this another network extension apparatus.
5. automatic switchover formula network extension apparatus as claimed in claim 4 is characterized in that, this automatic switchover formula network extension apparatus comprises that also one shows the status display unit of the mode of operation of this automatic switchover formula network extension apparatus.
6. automatic switchover formula network extension apparatus as claimed in claim 4 is characterized in that, this automatic switchover formula network extension apparatus comprises that also one realizes local side-automatic detection-user side diverter switch that hardware capability switches.
7. automatic switchover formula network extension apparatus as claimed in claim 4 is characterized in that described set point is the numerical value that is produced through a tandom number generator.
8. the automatic switchover formula network extension apparatus of claim 4 is characterized in that described automatic switchover formula network extension apparatus also comprises a panel, and this panel includes:
One selector switch has local side, user side and detects three selections automatically;
At least one Ethernet port is so as to connecting this network;
One telephone circuit port is so as to connecting this another network extension apparatus; And
One state display lamp number is for showing the mode of operation of this automatic switchover formula network extension apparatus.
9. automatic switchover formula network extension apparatus is characterized in that described device includes:
One data processing unit is carried out the signal contact of each circuit unit in this automatic switchover formula network extension apparatus, produces and switches the signal that this automatic switchover formula network extension apparatus switches local side or user side mode of operation;
One local side and user side signal filtering unit electrically connect this data processing unit, carry out the switching in local side and user side transmission loop according to the signal that this data processing unit produces;
One outlet line filter unit electrically connects this local side and user side signal filtering unit, switches instruction according to one of this local side and the generation of user side signal filtering unit and carries out signal filtering;
One COM1 linkage unit electrically connects this outlet line filter unit, has a plurality of COM1s, so as to connecting another network extension apparatus and a network;
One automatic switch unit electrically connects this data processing unit, produces a set point, carries out an automatic linker, sets and should operate to this local side or this user side mode of operation by automatic switchover formula network extension apparatus according to this set point;
One COM1 controller electrically connects this data processing unit and this automatic switch unit, in order to detecting the mode of operation of another network extension apparatus, and is fed back to this COM1 controller;
One realizes local side-automatic detection-user side diverter switch that hardware capability switches; And
One shows the status display unit of the mode of operation of this automatic switchover formula network extension apparatus.
10. automatic switchover formula network extension apparatus as claimed in claim 9 is characterized in that described automatic switchover formula network extension apparatus comprises a panel, and this panel includes:
One selector switch has local side, user side and detects three selections automatically;
At least one Ethernet port, the COM1 of use RJ-45 specification is so as to connecting this network;
One telephone circuit port, the COM1 of use RJ-11 specification is so as to connecting this another network extension apparatus; And
One state display lamp number is for showing the mode of operation of this automatic switchover formula network extension apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010269753.4A CN102387051B (en) | 2010-08-31 | 2010-08-31 | Automatic-switching network extending device and switching method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010269753.4A CN102387051B (en) | 2010-08-31 | 2010-08-31 | Automatic-switching network extending device and switching method |
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| Publication Number | Publication Date |
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| CN102387051A true CN102387051A (en) | 2012-03-21 |
| CN102387051B CN102387051B (en) | 2014-11-12 |
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| CN201010269753.4A Expired - Fee Related CN102387051B (en) | 2010-08-31 | 2010-08-31 | Automatic-switching network extending device and switching method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104735825A (en) * | 2015-02-15 | 2015-06-24 | 江门市拓达电子有限公司 | Dial-up wireless bridge device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5960036A (en) * | 1996-11-04 | 1999-09-28 | Motorola, Inc. | Apparatus and method for auto-configuring a communication system |
| CN1536861A (en) * | 2003-04-08 | 2004-10-13 | ��Ϊ��������˾ | X DSL test method |
| CN1564571A (en) * | 2004-04-16 | 2005-01-12 | 港湾网络有限公司 | Method of avoiding unable synchronous port of ADSL |
| CN101345671A (en) * | 2007-07-13 | 2009-01-14 | 益网科技股份有限公司 | Network extension apparatus of switchable VDSL local side client terminal loop |
| CN201188611Y (en) * | 2007-03-28 | 2009-01-28 | 成都广域通信技术有限责任公司 | ADSL extender base on ISDN |
-
2010
- 2010-08-31 CN CN201010269753.4A patent/CN102387051B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5960036A (en) * | 1996-11-04 | 1999-09-28 | Motorola, Inc. | Apparatus and method for auto-configuring a communication system |
| CN1536861A (en) * | 2003-04-08 | 2004-10-13 | ��Ϊ��������˾ | X DSL test method |
| CN1564571A (en) * | 2004-04-16 | 2005-01-12 | 港湾网络有限公司 | Method of avoiding unable synchronous port of ADSL |
| CN201188611Y (en) * | 2007-03-28 | 2009-01-28 | 成都广域通信技术有限责任公司 | ADSL extender base on ISDN |
| CN101345671A (en) * | 2007-07-13 | 2009-01-14 | 益网科技股份有限公司 | Network extension apparatus of switchable VDSL local side client terminal loop |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104735825A (en) * | 2015-02-15 | 2015-06-24 | 江门市拓达电子有限公司 | Dial-up wireless bridge device |
| CN104735825B (en) * | 2015-02-15 | 2023-05-09 | 江门市拓达电子有限公司 | Dial-up wireless network bridge device |
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| Publication number | Publication date |
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| CN102387051B (en) | 2014-11-12 |
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