CN1322717C - Method and system for protective switching inner swap networks in wireless network controller - Google Patents
Method and system for protective switching inner swap networks in wireless network controller Download PDFInfo
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Abstract
The present invention provides an internal exchanging network protection switching method for a radio network controller. The method comprises the following steps: when one processing board can not pass through a main application plane of an internal exchanging network to access the other processing board, the processing board tries to access a spare application plane of the internal exchanging network to access the other processing board; when the processing board can pass through the spare application plane to access the other processing board, the processing board can send an application plane switching request to a network management control board; the network management control board can judge whether the switch of the application planes can be carried out or not after receiving the application plane switching request; if the switch of the application planes can be carried out, the network management control board can set the spare application plane as a new main application plane, and can broadcast a command for passing through the exchanging data of the new main application plane to all processing boards related to the internal exchanging network.
Description
Technical field
The present invention relates to mobile communication system, relate in particular to and in mobile communication system, carry out the method and system that the inner exchanging network protection is switched.
Background technology
In mobile communication system as shown in Figure 1, core net 103 is with (European transmission standard-E1)/(North America or Japanese transmission standard-T1) circuit links to each other T1 with STM-1 (1 grade of synchronous transfer mode)/E1 between the radio network controller 1041 of Access Network 104.Generally various disposable plates and crosspoint are set in radio network controller 1041 inside.Cabinet, disposable plates, crosspoint and some other assemblies have constituted radio network controller 1041 jointly.Each crosspoint and relevant link have been formed the inner exchanging network of radio network controller 1041.
In above-mentioned radio network controller 1041, switch in order to realize the inner exchanging protect networks, utilize usually Virtual Router Redundacy Protocol (VRRP, RFC2338) etc.This requires each crosspoint to realize information monitoring and handover management.Based on the back mechanism of VRRP agreement, in fact require crosspoint to realize 3 layers of Ethernet function of exchange of routing table study grade in an imperial examination.
Above-mentioned use to complicated VRRP agreement requires the 3rd layer of ethernet switch technology of inner exchanging network using, and institute is so that network topology is complicated.Moreover, in order to monitor the inner exchanging network, must adopt the communication link of two special uses in the same cabinet between the mutually redundant crosspoint, promptly form is main communication link and the spare communication link of 1+1, thereby reduced system reliability, and increased development cost.In like manner, in order to monitor the inner exchanging network, also need to adopt special-purpose communication link between frame (wherein several cabinets can be set, will describe in detail the later) crosspoint.Because the frame crosspoint is responsible for finishing the high speed exchange of 10G bits per second, so adopt the VRRP protocol technology to realize that exchanges data so at a high speed will be very complicated.In addition, the switching real-time of VRRP agreement itself is not strong.In most cases adopt reach 1 second the switching time of the switching network of VRRP agreement.
Summary of the invention
The objective of the invention is to solve the problems of the technologies described above, a kind of method and system of inner exchanging network in the radio network controller being protected switching are provided.
To achieve these goals, the invention provides a kind of inner exchanging network protection changing method that is used for radio network controller, it is characterized in that may further comprise the steps:
When a disposable plates can not be visited another piece disposable plates by the main using planar of described inner exchanging network, described disposable plates was attempted described another piece disposable plates of standby application plane visit by described inner exchanging network;
When described disposable plates can be by described another piece disposable plates of described standby application plane visit, described disposable plates sent a using planar handoff request to network management control board;
After described network management control board is received described using planar handoff request, judge whether to carry out the switching of using planar;
After judgement can be carried out the switching of using planar, described network management control board is set at new main using planar with described standby application plane, and broadcasts the order of a requirement by described main using planar swap data newly to all disposable plates that described inner exchanging network relates to.
The present invention also provides a kind of inner exchanging network protection switched system that is used for radio network controller, it is characterized in that comprising:
A plurality of network management proxy modules, be separately positioned in a plurality of disposable plates that described inner exchanging network relates to, each described network management proxy module is used in the time can not visiting another network management proxy module by the main using planar of described inner exchanging network, attempt described another network management proxy module of standby application plane visit by described inner exchanging network, and when can be, be used for sending a using planar handoff request to network management control board by described another network management proxy module of described standby application plane visit;
A main global network manager, with a standby global network manager, lay respectively in master network management control board and the backup network management control board, wherein said main global network manager is used for after receiving the using planar handoff request that sends from a network management proxy module, judge whether to carry out the switching of using planar, and after judgement can be carried out the switching of using planar, be used for described standby application plane is set at new main using planar, and to the order of requirement of described a plurality of network management proxy module broadcasting by described main using planar swap data newly.
According to the method and system of the inner exchanging network in the radio network controller being protected switching of the present invention; utilize network management control board that inner switching network is managed and controls, based on using planar internal network is protected switching by network management control board.Promptly where necessary, the whole using planar with the inner exchanging network switches.Compare with traditional protection changing method based on the VRRP agreement, the present invention does not require and carry out the 3rd layer of routing management on crosspoint, thereby mechanism is simple, and is easy to management, has improved the reliability of system, has reduced system development difficulty and cost.
And the present invention adopts hub-and-spoke network topology, and it is clearer and more definite that functions of modules is divided, and is easy to system integration exploitation.
In addition, compare with traditional protection changing method based on the VRRP agreement, protection switch speed of the present invention is faster.
After reading the detailed description of embodiment of the present invention in conjunction with the accompanying drawings, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is the schematic diagram of mobile radio system;
Fig. 2 is the schematic diagram of radio network controller mid frame;
Fig. 3 is the schematic diagram of a sub-frame in the frame;
Fig. 4 is a schematic diagram of dividing main using planar and standby application plane according to the present invention in single frame;
Fig. 5 is a schematic diagram of dividing main using planar and standby application plane according to the present invention in two frames;
Fig. 6 divides the schematic diagram on main using planar and standby application plane in three frames according to the present invention;
Fig. 7 is the schematic flow diagram according to radio network controller inner exchanging network protection changing method of the present invention;
Fig. 8 is the schematic diagram according to radio network controller inner exchanging network protection switched system of the present invention.
Embodiment
Describe the specific embodiment of the present invention in detail below in conjunction with accompanying drawing.
Fig. 1 is the schematic diagram of mobile radio system.As shown in Figure 1, this mobile communication system comprises three essential parts, i.e. the core net of label 103 expressions, universal mobile telecommunications system (UMTS) grounding wireless access network (UTRAN) of label 104 expressions, the subscriber equipment of label 105 expressions.
UMTS grounding wireless access network (UTRAN) 104 comprises at least one radio network controller (RNC) 1041 (though only illustrating among the figure) and a plurality of node-b 1042.Node-b 1042 uses as the base station in 3-G (Generation Three mobile communication system), communicates with a plurality of subscriber equipmenies 105.Each radio network controller 1041 is connected with corresponding a plurality of node-bs 1042 by ground line or microwave, and connected node-b 1042 is controlled.Therefore, in some network, radio network controller 1041 is called base station controller (BSC) again.Each radio network controller 1041 is connected with core net 103 by the STM-1/E1/T1 circuit.
Core net 103 comprises two territories at least, and promptly circuit commutative field and packet-switched domain (all not shown among the figure) are connected with public data network (PDN) 102 with public switched telephone network/integrated services digital network (PSTN/ISDN) 101 respectively.
The present invention relates generally to radio network controller 1041, therefore other guide shown in Figure 1 is not done too much description.
Radio network controller 1041 comprises some frames, and each frame comprises plurality of sub frame (or claiming cabinet), and each sub-frame comprises some disposable plates and sub-frame crosspoint.
Fig. 2 is the schematic diagram of the frame in the radio network controller.As shown in Figure 2, frame of label 201 expressivitys ground expression.One or more sub-framves (sub-frame is called cabinet again) can be installed in the frame.Three sub-framves have been installed, promptly sub-frame 202,203 and 204 in the frame shown in Fig. 2 201.According to actual needs, the quantity of the sub-frame of installing in the frame 201 is unfixed.In addition, the sub-frame more than three can be installed also in the frame, rather than resemble three sub-framves only are installed as shown in Figure 2.Therefore, the quantity of the sub-frame of actual installation in the frame, and the quantity of frame itself all are not construed as limiting the invention.
The power safety of the label 205 expression frames 201 among Fig. 2, alarm panel etc., label 206 expression fans, label 207 expression cable/drums, label 208 expression air conducting grooves.These parts and design of the present invention are irrelevant, thereby will not introduce in detail.
Fig. 3 is the schematic diagram of a sub-frame in the frame, schematically shows the physical structure of sub-frame.Give an example as a kind of, sub-frame shown in Figure 3 can be the AdvancedTCA cabinet that meets PICMG 3.1 standards, but is not limited thereto.The back side of each sub-frame is provided with backboard, has set in advance core bus in the backboard, and a plurality of integrated circuit board grooves position is provided.Integrated circuit board groove position is used to receive disposable plates and sub-frame crosspoint.Disposable plates is represented with label 301 in Fig. 3.According to the function difference that mainly provides, disposable plates 301 can be divided into a plurality of kinds, i.e. call treatment plate (CP), wireless protocols disposable plates (RP), host-host protocol disposable plates (TP) and network management control board (OMCP).These disposable plates 301 can assign in the integrated circuit board groove position that provides on the sub-back-propping plate, are connected thereby obtain with core bus, and and then are connected with other networked devices.The different requirements of the sub-frame of producing according to different manufacturers (cabinet), perhaps different types of disposable plates 301 can assign in the same height frame, perhaps cannot assign in the same height frame.This difference is not construed as limiting the invention.
Exchanges data in the sub-frame between each disposable plates 301 is finished by sub-frame crosspoint (SSW).Among Fig. 3, label 302 schematically shows sub-frame crosspoint (SSW).According to the needs of 1+1 backup, in sub-frame, assign two SSW.Though two SSW shown in Fig. 3 assign into the same side of sub-frame, the different requirements of the sub-frame of producing according to different manufacturers, two SSW might assign into other positions in the sub-frame.The assign position of SSW in sub-frame is not construed as limiting the invention.
But the cabinet of different manufacturers, different model, might require main SSW and standby SSW are assigned in the specific integrated circuit board groove position, because only assign in these specific integrated circuit board groove positions, SSW could be by the star-like Ethernet switching bus on the backboard with during all disposable plates in the same sub-frame link to each other.In addition, in order to link to each other with standby SSW with main SSW respectively, on backboard, be provided with two star-like industry ethernets.
Exchanges data between different frames (as 201 among Fig. 2) and the different sub-frame (as 202 among Fig. 2,203,204) is finished by frame crosspoint (RSW).Frame crosspoint (RSW) will be schematically illustrated in Fig. 4 to Fig. 6.
Fig. 4 is a schematic diagram of dividing main using planar and standby application plane according to the present invention in single frame.As shown in Figure 4, frame of label 400 expressions.Frame 400 schematically comprises three sub-framves, promptly sub-frame 401,402,403.In each sub-frame, two sub-frame crosspoints (SSW) have been assigned, i.e. boss's frame crosspoint (representing with SSW A among Fig. 4) and standby sub-frame crosspoint (representing with SSW B among Fig. 4).
According to the needs of each part of 1+1, also be provided with two frame crosspoints (RSW) in the frame 400, i.e. mainframe crosspoint 404 (representing with RSW A among Fig. 4) and standby frame crosspoint 405 (representing with RSW B among Fig. 4).Mainframe crosspoint 404 is connected with each boss's frame crosspoint, is responsible for the exchanges data between each boss's frame crosspoint.Schematically show being connected between mainframe crosspoint 404 (RSW A) and each boss's frame crosspoint (SSW A) with heavy line among Fig. 4, this connection for example is the 10Gigabit/s ethernet link.Standby frame crosspoint 405 is connected with each standby sub-frame crosspoint, is responsible for the exchanges data between each standby sub-frame crosspoint.Schematically show being connected between standby frame crosspoint 404 (RSW B) and each standby sub-frame crosspoint (SSW B) with thick dashed line among Fig. 4, this connection for example is the 10Gigabit/s ethernet link.
Also assigned the disposable plates of respective numbers in the sub-frame 401,402,403 of Fig. 4.But the definition to main using planar and standby application plane among these disposable plates and the present invention is irrelevant, thereby does not have shown in Figure 4.
In addition, crosspoint of mainframe shown in Fig. 4 404 and standby frame crosspoint 405 are positioned at frame 400, and still, they also can be positioned at outside the frame 400. Frame crosspoint 404 and 405 actual installation position are not construed as limiting the invention.
As shown in Figure 4, the link between each mainframe crosspoint (RSW A, RSW B), sub-frame crosspoint (SSW A, SSW B) and the crosspoint has constituted the inner exchanging network in the radio network controller.
Among the present invention, the using planar of the inner exchanging network in the radio network controller is divided into main using planar and standby application plane.
Main using planar comprises: All hosts frame crosspoint (RSW A) in each frame of radio network controller, all boss's frame crosspoint (SSW A) and the link between mainframe crosspoint and the boss's frame crosspoint.The frame of broken lines of label 406 indications among Fig. 4 schematically shows a main using planar.
The standby application plane comprises: all standby frame crosspoints (RSW B) in each frame of radio network controller, all standby sub-frame crosspoint (SSW B) and the link between standby frame crosspoint and the standby sub-frame crosspoint.The frame of broken lines of label 407 indications among Fig. 4 schematically shows a standby application plane.
The inner exchanging network of radio network controller is divided into main using planar and standby application plane, is not limited to the situation of a frame.According to actual conditions, main using planar and standby application plane can relate to two frames, three frames even more frame.
Fig. 5 is a schematic diagram of dividing main using planar and standby application plane according to the present invention in two frames.As shown in Figure 5, frame of label 501 expressions, label 502 another frames of expression.In frame 501, three sub-framves 5011,5012,5013 schematically have been installed, mainframe crosspoint 503 (RSW A), and standby frame crosspoint 504 (RSW B).In frame 502, two sub-framves 5021,5022 have been installed schematically.
In each sub-frame, two sub-frame crosspoints (SSW) have been assigned, i.e. boss's frame crosspoint (SSW A) and standby sub-frame crosspoint (SSW B).Mainframe crosspoint 503 is connected with each boss's frame crosspoint (SSW A), is responsible for the exchanges data between each boss's frame crosspoint.Schematically show being connected between mainframe crosspoint 503 (RSW A) and each boss's frame crosspoint (SSW A) with heavy line among Fig. 5, this connection for example is the 10Gigabit/s ethernet link.Standby frame crosspoint 504 is connected with each standby sub-frame crosspoint (SSW B), is responsible for the exchanges data between each standby sub-frame crosspoint.Schematically show being connected between standby frame crosspoint 504 (RSW B) and each standby sub-frame crosspoint (SSW B) with thick dashed line among Fig. 5, this connection for example is the 10Gigabit/s ethernet link.
Though crosspoint of mainframe shown in Fig. 5 503 and standby frame crosspoint 504 are positioned at frame 501, they also can be positioned at frame 502, perhaps outside frame 501 and 502.Frame crosspoint 503 and 504 installation site are not construed as limiting the invention.
As shown in Figure 5, mainframe crosspoint 503 (RSW A) with and a plurality of boss's frame crosspoints (SSW A) of go up connecting belong to main using planar, standby frame crosspoint 504 (RSW B) with and go up a plurality of standby sub-frame crosspoint (SSW B) that connects and belong to the standby application plane.
Fig. 6 divides the schematic diagram on main using planar and standby application plane in three frames according to the present invention.As shown in Figure 6, label 601 first frames of expression, second frame of label 602 expressions, the 3rd frame of label 603 expressions.In each frame, three sub-framves have been installed schematically, a mainframe crosspoint (RSW A), and a standby frame crosspoint (RSW B).
Mainframe crosspoint in each frame (RSW A) is connected with boss's frame crosspoint (SSW A) of assigning in each sub-frame in this frame respectively, and is connected with mainframe crosspoint (RSW A) in two other frame.Standby frame crosspoint (RSWB) in each frame is connected with the standby sub-frame crosspoint (SSW B) assigned in each sub-frame in this frame respectively, and is connected with standby frame crosspoint (RSW B) in two other frame.
Describedly with preamble similarly be, assign the quantity of sub-frame etc. in the installation site of the quantity of frame, frame crosspoint, the every frame, be not construed as limiting the invention.
As shown in Figure 6, their a plurality of boss's frame crosspoints (SSW A) of being connected of mainframe crosspoint 604,605,606 (RSW A) and its belong to main using planar, and their a plurality of standby sub-frame crosspoints (SSW B) of being connected of standby frame crosspoint 607,608,609 (RSW B) and its belong to the standby application plane.
Fig. 7 is the schematic flow diagram according to radio network controller inner exchanging network protection changing method of the present invention.Basically two row that are divided into shown in Figure 7, left column are the relevant flow process in the disposable plates, the relevant flow process in the right row network management control board.
As shown in Figure 7, under the normal condition, in step 701, a disposable plates is visited another piece disposable plates by the main using planar of inner exchanging network.
In step 702, judge whether above-mentioned visit by main using planar is successful.
If the judged result of step 702 is "Yes", then flow process forwards step 703 to.In step 702, carry out normal process.If the judged result of step 702 is "No", then flow process proceeds to step 704.
In step 704, disposable plates is attempted above-mentioned another piece disposable plates of standby application plane visit by the inner exchanging network.
In step 705, judge whether above-mentioned visit by the standby application plane is successful.
If the judged result of step 705 is "No", then flow process forwards step 706 to.In step 706, report that to network management control board another piece disposable plates breaks down, go forward side by side the Xingqi he handle.If the judged result of step 705 is "Yes", then flow process proceeds to step 707.
In step 707, disposable plates sends a using planar handoff request to network management control board, and request switches to main using planar with the standby application plane.
In step 708, network management control board receives above-mentioned using planar handoff request.
In step 709, network management control board judges whether to carry out the switching of using planar.The deterministic process here is to make after taking all factors into consideration the whole relevant situation of inner exchanging network.For example this deterministic process is to be undertaken by the global network manager that resides in the network management control board.
If the judged result in step 709 is a "No", then flow process forwards step 710 to.In step 710, do respective handling at the disabled situation of the above-mentioned specific disposable plates of main using planar.
If the judged result in step 709 is a "Yes", then flow process proceeds to step 711.
In step 711, network management control board is set at new main using planar with the standby application plane.
Then, in step 712, network management control board is corresponding with new main using planar with self Ethernet parameter modification.
Then, in step 713, requirement of all disposable plates broadcasting that network management control board relates to inner switching network is by the order of above-mentioned main using planar swap data newly, and at the warning of breaking down of former main using planar.
For example in step 714, after disposable plates is received the order of above-mentioned requirements by new main using planar swap data, be revised as the Ethernet drive parameter of disposable plates self corresponding with new main using planar.
Other disposable plates except that above-mentioned disposable plates, after receiving the order of above-mentioned requirements by new main using planar swap data, also the Ethernet drive parameter with himself is revised as corresponding with new main using planar.
In the deterministic process of step 709, network management control board also can be done such judgement, promptly work as a part of disposable plates and can only pass through main using planar swap data, and another part disposable plates is can only be by standby application plane swap data the time, then the using planar that in step 711 network management control board can be visited of network management control board is set at new main using planar, is corresponding with new main using planar in step 812 with the Ethernet parameter modification of network management control board, and in step 713 to the order of requirement of all disposable plates broadcasting by new main using planar swap data.
Though not shown among Fig. 7, method of the present invention also comprises: after network management control board detects original main using planar recovery normally, former main using planar is set at new standby application plane; And broadcast the information on described new standby application plane to all disposable plates.
Fig. 8 is the schematic diagram according to radio network controller inner exchanging network protection switched system of the present invention.In Fig. 8, respectively illustrational main using planar of preamble and standby application plane schematically are denoted as 803 and 804.In addition, label 802 and 805 schematically shows various disposable plates.Label 801 and 806 is represented master network management control board and backup network management control board respectively.
Disposable plates 802,805 and use at any time as the disposable plates 801,806 of network management control board and only to use a using planar.The detection of link failure and recovery are transparent for application program, are to be realized by the internal network management agreement according to radio network controller of the present invention.
All resident in master network management control board 801 and backup network management control board 806 have a global network manager.In every disposable plates (call treatment plate, wireless protocols disposable plates, host-host protocol disposable plates or network management control board), all resident have a network management proxy module.The network management proxy module functions that resides on each disposable plates is to monitor using the plane, and sends for information about to the global network manager.The major function that resides at the global network manager on the network management control board is to receive each network management proxy module to send for information about, and ruling is carried out in the request on switch application plane.
The processing logic of global network manager and network management proxy module has constituted two parts according to the inner exchanging NMP of radio network controller of the present invention.Global network manager, a plurality of network management proxy module, and inner exchanging NMP of the present invention have constituted the inner exchanging network protection switched system that is used for radio network controller according to of the present invention.
Specifically, each network management proxy module is used in the time can not visiting another network management proxy module by the main using planar of inner exchanging network, trial is visited another network management proxy module by the standby application plane of inner exchanging network, and in the time can visiting another network management proxy module, be used for sending a using planar handoff request to the global network manager by the standby application plane.
Main global network manager is used for after receiving the using planar handoff request that sends from a network management proxy module, judge whether to carry out the switching of using planar, and after judgement can be carried out the switching of using planar, be used for the standby application plane is set at new main using planar, and to the order of requirement of a plurality of network management proxy module broadcasting by this new main using planar swap data.
If the multiple spot fault appears in main using planar and standby application plane, some disposable plates will be occurred and main using planar swap data can be passed through, other disposable plates can only be passed through standby application plane swap data.That is to say that a part of network management proxy module can only be passed through main using planar swap data, and another part network management proxy module can only be passed through standby application plane swap data.In this case, the using planar that main global network manager can be visited can be set at new main using planar, and to the order of requirement of a plurality of network management proxy module broadcasting by this new main using planar swap data.Certain this situation belongs to rare catastrophe failure.
Each network management proxy module also is used for: after receiving the order that requires by new main using planar swap data, be revised as the Ethernet drive parameter of the residing disposable plates of this network management proxy module corresponding with new main using planar.
Main global network manager also is used for: after detecting original main using planar recovery normally, former main using planar is set at new standby application plane, and information from this new standby application plane to a plurality of network management proxy modules that broadcast.
Each network management proxy module also is used for: in the time can not can not visiting another network management proxy module by the standby application plane again by main using planar, report that to the global network manager the residing disposable plates of another network management proxy module breaks down.
Inner exchanging protect networks of the present invention is switched the Field Replaceable Unit (FRU) that relates to: crosspoint, and between SSW and the RSW and RSW interconnecting cable each other.In addition, the disposable plates that breaks down also can on-the-spotly be changed.
In order to simplify network management mechanism, the operating state of network can be divided into two classes, i.e. (1) normal operating conditions and (2) malfunction.Network failure is defined as great level fault (Major level).The network state transforming relationship also correspondingly is divided into: (1) normal operating conditions turns to malfunction; (2) malfunction is replied and is normal operating conditions.The conversion of state is responsible for processing by network management control board 801,806.
Though described embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art can make various distortion or modification within the scope of the appended claims in this area.
Claims (10)
1. inner exchanging network protection changing method that is used for radio network controller is characterized in that may further comprise the steps:
When a disposable plates can not be visited another piece disposable plates by the main using planar of described inner exchanging network, described disposable plates was attempted described another piece disposable plates of standby application plane visit by described inner exchanging network;
When described disposable plates can be by described another piece disposable plates of described standby application plane visit, described disposable plates sent a using planar handoff request to network management control board;
After described network management control board is received described using planar handoff request, judge whether to carry out the switching of using planar;
After judgement can be carried out the switching of using planar, described network management control board is set at new main using planar with described standby application plane, and broadcasts the order of a requirement by described main using planar swap data newly to all disposable plates that described inner exchanging network relates to.
2. according to the protection changing method of claim 1, it is characterized in that further comprising the steps of:
When a part of disposable plates can only be passed through described main using planar swap data, and another part disposable plates is can only be by described standby application plane swap data the time, the using planar that described network management control board can be visited described network management control board is set at new main using planar, and to the order of requirement of described all disposable plates broadcasting by described main using planar swap data newly.
3. according to the protection changing method of claim 1 or 2, it is characterized in that further comprising the steps of:
Each disposable plates in described all disposable plates after receiving the order of described requirement by described new main using planar swap data, is revised as the Ethernet drive parameter of disposable plates self corresponding with described new main using planar.
4. according to the protection changing method of claim 1, it is characterized in that further comprising the steps of:
After described network management control board detects original main using planar recovery normally, described former main using planar is set at new standby application plane; And
Broadcast the information on described new standby application plane to described all disposable plates.
5. according to the protection changing method of claim 1, it is characterized in that further comprising the steps of:
Can not be again can not be the time when described disposable plates by described another piece disposable plates of described standby application plane visit by described main using planar, described disposable plates breaks down to described another piece disposable plates of described network management control board report.
6. inner exchanging network protection switched system that is used for radio network controller is characterized in that comprising:
A plurality of network management proxy modules, be separately positioned in a plurality of disposable plates that described inner exchanging network relates to, each described network management proxy module is used in the time can not visiting another network management proxy module by the main using planar of described inner exchanging network, attempt described another network management proxy module of standby application plane visit by described inner exchanging network, and when can be, be used for sending a using planar handoff request to network management control board by described another network management proxy module of described standby application plane visit;
A main global network manager, with a standby global network manager, lay respectively in master network management control board and the backup network management control board, wherein said main global network manager is used for after receiving the using planar handoff request that sends from a network management proxy module, judge whether to carry out the switching of using planar, and after judgement can be carried out the switching of using planar, be used for described standby application plane is set at new main using planar, and to the order of requirement of described a plurality of network management proxy module broadcasting by described main using planar swap data newly.
7. according to the protection switched system of claim 6; it is characterized in that described main global network manager also is used for: when a part of network management proxy module can only be passed through described main using planar swap data; and another part network management proxy module is can only be by described standby application plane swap data the time; the using planar that described main global network manager can be visited is set at new main using planar, and to the order of requirement of described a plurality of network management proxy module broadcasting by described main using planar swap data newly.
8. according to the protection switched system of claim 6 or 7; it is characterized in that each described network management proxy module also is used for: after receiving the order of described requirement, be revised as the Ethernet drive parameter of the residing disposable plates of described network management proxy module corresponding with described new main using planar by described new main using planar swap data.
9. according to the protection switched system of claim 6, it is characterized in that described main global network manager also is used for: after detecting original main using planar recovery normally, described former main using planar is set at new standby application plane; And
Broadcast the information on described new standby application plane to described a plurality of network management proxy modules.
10. according to the protection switched system of claim 6; it is characterized in that each described network management proxy module also is used for: when can not again can not be the time, breaking down by described main using planar to the residing disposable plates of described global network manager described another network management proxy module of report by described another network management proxy module of described standby application plane visit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101093645A CN1322717C (en) | 2003-12-12 | 2003-12-12 | Method and system for protective switching inner swap networks in wireless network controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101093645A CN1322717C (en) | 2003-12-12 | 2003-12-12 | Method and system for protective switching inner swap networks in wireless network controller |
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| Publication Number | Publication Date |
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| CN1627711A CN1627711A (en) | 2005-06-15 |
| CN1322717C true CN1322717C (en) | 2007-06-20 |
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| CNB2003101093645A Expired - Lifetime CN1322717C (en) | 2003-12-12 | 2003-12-12 | Method and system for protective switching inner swap networks in wireless network controller |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101030967B (en) * | 2006-03-01 | 2011-11-30 | 中兴通讯股份有限公司 | Method for inspecting and maintaining network controlling channel accessibility |
| CN1937782B (en) * | 2006-08-04 | 2010-04-14 | 华为数字技术有限公司 | Frame device and its message transmitting method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6335036A (en) * | 1986-07-30 | 1988-02-15 | Takeshi Ikeda | Multiplex amplifier modulation system |
| US5193086A (en) * | 1988-08-26 | 1993-03-09 | Hitachi, Ltd. | Network system having a line switching function |
| CN1267987A (en) * | 1999-03-18 | 2000-09-27 | 上海贝尔电话设备制造有限公司 | User board controller for cut-in network equipment |
| US6141532A (en) * | 1997-03-12 | 2000-10-31 | Kdd Corporation | Transmission line switch-over control system |
| CN1321004A (en) * | 2000-04-25 | 2001-11-07 | 华为技术有限公司 | Method and equipment for swapping active with standby switches |
-
2003
- 2003-12-12 CN CNB2003101093645A patent/CN1322717C/en not_active Expired - Lifetime
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6335036A (en) * | 1986-07-30 | 1988-02-15 | Takeshi Ikeda | Multiplex amplifier modulation system |
| US5193086A (en) * | 1988-08-26 | 1993-03-09 | Hitachi, Ltd. | Network system having a line switching function |
| US6141532A (en) * | 1997-03-12 | 2000-10-31 | Kdd Corporation | Transmission line switch-over control system |
| CN1267987A (en) * | 1999-03-18 | 2000-09-27 | 上海贝尔电话设备制造有限公司 | User board controller for cut-in network equipment |
| CN1321004A (en) * | 2000-04-25 | 2001-11-07 | 华为技术有限公司 | Method and equipment for swapping active with standby switches |
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| CN1627711A (en) | 2005-06-15 |
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