CN102638826A - Remote configuration updating method for railway track monitoring sensor node - Google Patents
Remote configuration updating method for railway track monitoring sensor node Download PDFInfo
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- CN102638826A CN102638826A CN2011100365755A CN201110036575A CN102638826A CN 102638826 A CN102638826 A CN 102638826A CN 2011100365755 A CN2011100365755 A CN 2011100365755A CN 201110036575 A CN201110036575 A CN 201110036575A CN 102638826 A CN102638826 A CN 102638826A
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Abstract
The invention relates to the technical fields of information and communication and in particular relates to a remote configuration updating method for a railway track monitoring sensor node. In the running process of the railway track monitoring and sensing network, after the configuration information of the railway track monitoring sensor node is modified, the modified configuration information needs to be immediately issued to related railway track monitoring sensor nodes, thus carrying out real-time configuration updating on the related railway track monitoring sensor node. The invention provides the remote firmware loading method for the railway track monitoring sensor node, thus enabling a railway track monitoring and sensing network controller to be capable of dynamically updating the configuration information of any railway track monitoring sensor node in the network in the running process of the railway track monitoring and sensing network.
Description
Technical field
The present invention relates to communication network, relate in particular to a kind of railroad track monitoring sensor node Remote configuration update method in the railroad track monitoring sensing network.
Background technology
Continuous speed-raising along with railway transportation; Requirement to railway track safety is also increasingly high; All kinds of parameters of railroad track, as: rail temperature, rail stress, track sedimentation, track deformation, or the like in time the obtaining of information, help accurately to judge the rail state; Control train running speed is guaranteed safety of railway transportation.But because the railroad track monitoring range is big, environment is harsh, does not also have the suitable technique means to solve the real-time monitoring problem of railroad track parameter on a large scale at present.
The radio sensing network technology can be utilized super low-power consumption sensor senses environmental parameter, and realizes wireless networking, in time transmits the information of being gathered.But present wireless sensing network technology also concentrates on the small scale network design basically, can't be applicable to the target of railroad track monitoring.
In order to solve the railroad track monitoring problem, as shown in Figure 1, a kind of railroad track monitoring sensing network architecture and serial networking equipment based on the radio sensing network technology is suggested, thereby can set up extensive railroad track monitoring sensing network effectively.
Railroad track monitoring sensing network comprises novel networking equipments such as railroad track monitoring sensor node, railroad track monitoring sensing access and multiplexing device, railroad track monitoring sensing network controller, railroad track monitoring gateway; Through the layering networking mode; Can manage, control the railroad track monitoring sensor node more than 100,000, realize the real-time monitoring of railroad track parameter on a large scale.
Railroad track monitoring sensing network controller can be regarded as one group of logical device, has realized the functions such as management, monitoring, dynamic-configuration, control of railroad track monitoring sensing network.Railroad track monitoring sensing access and multiplexing device is the control appliance of the railroad track monitoring sensing network in the local scope; It is realized the topology maintenance of the monitoring of the railroad track in local scope sensing network and the management control of railroad track monitoring sensor node under the control of railroad track monitoring sensing network controller.The railroad track monitoring sensor node is responsible for gathering different kinds of railways track Monitoring Data.Railroad track monitoring gateway is responsible for realizing the distribution of railroad track monitoring sensing network controller and railroad track monitoring sensing access and multiplexing device; Monitoring sensing access and multiplexing device dynamic assignment for the railroad track in the railroad track monitoring network can be its railroad track monitoring sensing network controller that network insertion and control service are provided, and is that railroad track monitoring sensor node dynamic assignment can be its railroad track monitoring sensing access and multiplexing device that network insertion and control service are provided.
In railroad track monitoring sensing network, it is along the line that a large amount of railroad track monitoring sensor nodes are distributed on railroad track, is responsible for gathering in real time the railroad track Monitoring Data.Because the configuration meeting on the railroad track monitoring sensor node changes according to the variation of business demand,, then can bring great O&M load if need carry out at the scene to the config update of railroad track monitoring sensor node.
Summary of the invention
In order to solve the allocation problem of railroad track monitoring sensor node; Thereby reduce railroad track monitoring sensing network operation maintenance load; The present invention is directed to railroad track monitoring sensing network shown in Figure 1; Propose a kind of railroad track monitoring sensor node Remote configuration update method, thereby railroad track monitoring sensing network controller can be monitored in the sensing network running at railroad track, dynamically updated the configuration information of any railroad track monitoring sensor node in the network.
According to a first aspect of the invention, a kind of railroad track monitoring sensor node Remote configuration update method is provided, has it is characterized in that:
(1) as the core control equipment of railroad track monitoring sensing network; Preserve the configuration data of all the railroad track monitoring sensor nodes in the railroad track monitoring sensing network on the railroad track monitoring sensing network controller; The configuration modification information of all railroad track monitoring sensor nodes all is issued to earlier on the railroad track monitoring sensing network controller;
(2) after railroad track monitoring sensing network controller receives the configuration modification information of railroad track monitoring sensor node; It will notify the control appliance-railroad track monitoring sensing access and multiplexing device of the local sensing network at said railroad track monitoring sensor node place, and amended configuration information is delivered on the said railroad track monitoring sensing access and multiplexing device;
(3) after railroad track monitoring sensing access and multiplexing device receives the configuration modification information of railroad track monitoring sensor node; Call railroad track monitoring sensor node config update flow process; According to the configuration information of new acquisition, upgrade the configuration data on the said railroad track monitoring sensor node.
According to a second aspect of the invention, a kind of local sensing net configuration modification request message is provided.Institute's loaded information comprises in the local sensing net configuration modification request message: inlet quantity, local sensing net sensor node configuration information table.Wherein: the record number that comprises in the inlet quantitaes local sensing net sensor node configuration information table; Local sensing net sensor node configuration information table is carried the configuration information of the railroad track monitoring sensor node in the local sensing net that said railroad track monitoring sensing access and multiplexing device managed.
According to a third aspect of the invention we, a kind of local sensing net configuration modification response message is provided.Local sensing net configuration modification response message is the response message to local sensing net configuration modification request message, after receiving local sensing net configuration modification request message, sends to railroad track monitoring sensing network controller by railroad track monitoring sensing access and multiplexing device.Institute's loaded information comprises in the local sensing net configuration modification response message: object code.Object code is represented the execution result of configuration modification, wherein: 0 expression configuration modification success, 1 expression configuration modification failure.
Railroad track monitoring sensing access and multiplexing device obtains sensor node configuration information wherein after receiving local sensing net configuration modification request message, relevant railroad track monitoring sensor node is carried out the operation of sensor node configuration modification.If the configuration modification success, then the object code in the local sensing net configuration modification response message is set to 0, the expression configuration successful; Otherwise the object code in the local sensing net configuration modification response message is set to 1, the expression configuration failure.Railroad track monitoring sensing access and multiplexing device confirms to railroad track monitoring sensing network controller the execution result of local sensing net configuration modification request message through local sensing net configuration modification response message.
According to a forth aspect of the invention, provide a kind of local sensing net configuration to remove request message.Railroad track monitoring sensing network controller sends local sensing net configuration removing request message and comes a railroad track monitoring of requirement sensing access and multiplexing device that the configuration of the appointment railroad track monitoring sensor node in its local sensing network of controlling is reset to the default configuration of dispatching from the factory.Institute's loaded information comprises in the local sensing net configuration removing request message: inlet quantity, local sensing net sensor node identification list.Wherein: the record number that comprises in the inlet quantitaes local sensing net sensor node identification list; Local sensing net sensor node identification list carries the network internal identification number of the railroad track monitoring sensor node that will remove configuration.Can carry a plurality of railroad track monitoring sensor node signs in the local sensing net sensor node identification list.
After railroad track monitoring sensing access and multiplexing device receives local sensing net configuration removing request message; Railroad track monitoring sensing access and multiplexing device calls railroad track monitoring sensor node configuration clear operation flow process, and relevant railroad track monitoring sensor node is configured clear operation.
According to a fifth aspect of the invention, provide a kind of local sensing net configuration to remove response message.Railroad track monitoring sensing access and multiplexing device receive that request message is removed in the configuration of local sensing net and the relevant railroad track monitoring sensor node of resetting be configured to the default configuration of dispatching from the factory after; Send the configuration of local sensing net and remove response message, carry configuration clear operation execution result in the message to railroad track monitoring sensing network controller.Institute's loaded information comprises in the local sensing net configuration removing response message: inlet quantity, sensor node identification list.Wherein: the record number that comprises in the inlet quantitaes sensor node identification list; The sensor node identification list carries the identification number that successful railroad track monitoring sensor node is removed in configuration.
The local sensing net configuration modification flow process of railroad track monitoring sensing access and multiplexing device is provided according to a sixth aspect of the invention.Wherein, may further comprise the steps:
A) railroad track monitoring sensing network controller sends local sensing net configuration modification request message asks to revise some railroad track monitoring sensing node in the local sensing network that railroad track monitoring sensing access and multiplexing device managed to railroad track monitoring sensing access and multiplexing device configuration;
B) after railroad track monitoring sensing access and multiplexing device receives local sensing net configuration modification request message, obtain the sensor node information and the sensor node configuration information that carry in the message;
C) railroad track monitoring sensing access and multiplexing device is carried out railroad track monitoring sensor node configuration modification flow process, according to the sensor node config update information that gets access to, revises the configuration on the relevant railroad track monitoring sensor node;
D) railroad track monitoring sensing access and multiplexing device is according to railroad track monitoring sensor node configuration modification result; Produce local sensing net configuration modification response message, and send local sensing net configuration modification response message is confirmed configuration modification to railroad track monitoring sensing network controller result.
According to a seventh aspect of the invention, the local sensing net of the railroad track monitoring sensing access and multiplexing device configuration restore flow process of dispatching from the factory is provided.Wherein, may further comprise the steps:
A) railroad track monitoring sensing network controller send the configuration of local sensing net remove request message to railroad track monitoring sensing access and multiplexing device come the requirement railroad track monitor the sensing access and multiplexing device recover wherein appointment the railroad track monitoring sensor node be configured to the default configuration of dispatching from the factory;
B) after railroad track monitoring sensing access and multiplexing device receives local sensing net configuration removing request message, obtain the railroad track monitoring sensor node information of carrying in the message;
C) railroad track monitoring sensing access and multiplexing device is carried out the railroad track monitoring sensor node configuration restore flow process of dispatching from the factory; According to the railroad track monitoring sensor node information that gets access to, revise relevant railroad track monitoring sensor node and be configured to the default configuration of dispatching from the factory;
D) railroad track monitoring sensing access and multiplexing device is according to railroad track monitoring sensor node configuration removing result; Response message is removed in the configuration of generation local sensing net, and sends local sensing net configuration removing response message and confirm to dispose the result of removing to railroad track monitoring sensing network controller.
Adopt scheme of the present invention; Railroad track monitoring sensing network controller can be monitored in the sensing network running at railroad track; On-the-fly modify the configuration information of any railroad track monitoring sensor node in the network; Thereby guarantee that all the railroad track monitoring sensor node configurations in the railroad track monitoring sensing network can obtain to upgrade timely, the railroad track monitoring sensor node is carried out the proper configuration parameter.
Description of drawings
Through with reference to the detailed description of being done below the advantages to non-limiting example, other features, objects and advantages of the present invention will become more obvious.Illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows the system architecture diagram of railroad track monitoring sensing network;
Fig. 2 shows the flow chart according to the local sensing net configuration modification process of the railroad track monitoring sensing access and multiplexing device of a specific embodiment of the present invention;
Fig. 3 shows the dispatch from the factory flow chart of configuration restore process of local sensing net according to the railroad track of a specific embodiment of the present invention monitoring sensing access and multiplexing device.
Wherein, same or analogous Reference numeral is represented same or analogous steps characteristic or device/module.
Embodiment
Below in conjunction with accompanying drawing, preferred implementation of the present invention is carried out detailed explanation.
In order to realize the plug and play of railroad track monitoring sensor node; Thereby reduce railroad track monitoring sensing network operation maintenance load; Only preserve the most basic configuration on the railroad track monitoring sensor node; All after the railroad track monitoring sensor node started, level network management device-railroad track monitoring sensing access and multiplexing device obtained other all configuration informations from it automatically.Monitor the railroad track monitoring sensing network controller of the core control equipment of sensing network as railroad track; Be responsible for railroad track monitoring sensor node configuration data is distributed to railroad track monitoring sensing access and multiplexing device, carry out dynamic-configuration with the railroad track monitoring sensor node in the local railroad track monitoring sensing network that it is managed.In the running of railroad track monitoring sensing network; After railroad track monitoring sensor node configuration information is revised; Amended configuration information need be issued to relevant railroad track monitoring sensor node immediately, thereby relevant railroad track monitoring sensor node is carried out real-time config update.
As shown in Figure 1; In railroad track monitoring sensing network; Railroad track monitoring sensing access and multiplexing device 1, railroad track monitoring sensing access and multiplexing device 2, railroad track monitoring sensing access and multiplexing device 3, railroad track monitoring sensing access and multiplexing device n etc. are responsible for the railroad track monitoring sensor node in each local scope of control, organization and administration local sensing network respectively.Railroad track monitoring sensing network controller 1 is the core control equipment of whole railroad track monitoring sensing network, is responsible for all the railroad track monitoring sensing access and multiplexing devices in the network are carried out control and management.
Preserve the configuration information of all railroad track monitoring sensor nodes in the railroad track monitoring sensing network in the railroad track monitoring sensing network controller 1.After the webmaster personnel of railroad track monitoring sensing network revised the configuration parameter of railroad track monitoring sensor node 2 through railroad track monitoring sensing network network management system, the configuration parameter of amended railroad track monitoring sensor node 2 was sent to railroad track monitoring sensing network controller 1.Railroad track monitoring sensing network controller 1 inspection railroad track monitoring sensing network topology; Find railroad track monitoring sensor node 2 in the local sensing network that railroad track monitoring sensing access and multiplexing device 1 is managed, then railroad track monitoring sensing network controller 1 sends to railroad track monitoring sensing access and multiplexing device 1 with the configuration modification information of railroad track monitoring sensor node 2.After railroad track monitoring sensing access and multiplexing device 1 receives the configuration modification information of railroad track monitoring sensor node 2; Call railroad track monitoring sensor node configuration modification flow process; Amended configuration parameter is passed to railroad track monitoring sensor node 2; Railroad track monitoring sensor node 2 is configured himself according to amended parameter, and the configuration modification result is turned back to railroad track monitoring sensing network controller 1 through railroad track monitoring sensing access and multiplexing device 1.
Below, second aspect of the present invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
Institute's loaded information comprises in the local sensing net configuration modification request message: inlet quantity, local sensing net sensor node configuration information table.Wherein:
The record number that comprises in the inlet quantitaes local sensing net sensor node configuration information table.
Local sensing net sensor node configuration information table is carried the configuration information of the railroad track monitoring sensor node in the local sensing net that said railroad track monitoring sensing access and multiplexing device managed.
When railroad track monitoring sensing network controller 1 will be revised the configuration of railroad track monitoring sensor node 2; It checks network topology table; Find that railroad track monitoring sensor node 2 belongs in the local sensing network that railroad track monitoring sensing access and multiplexing device 1 managed; Then railroad track monitoring sensing network controller 1 forwarding railway track monitoring sensing access and multiplexing device local sensing net configuration modification request message is to railroad track monitoring sensing access and multiplexing device 1; Carry the new configuration information of railroad track monitoring sensor node 2 in the message; The quantity that wherein enters the mouth is set to 1, carries the new configuration information of railroad track monitoring sensor node 2 in the local sensing net sensor node configuration information table.
Below, the third aspect of the invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
Local sensing net configuration modification response message is the response message to railroad track monitoring sensing access and multiplexing device local sensing net configuration modification request message, after receiving railroad track monitoring sensing access and multiplexing device local sensing net configuration modification request message, sends to railroad track monitoring sensing network controller by railroad track monitoring sensing access and multiplexing device.
Institute's loaded information comprises in the local sensing net configuration modification response message: object code.
Object code is represented the result of configuration modification, wherein: 0 expression configuration modification success, 1 expression configuration modification failure.
After railroad track monitoring sensing access and multiplexing device 1 receives the configuration modification information of railroad track monitoring sensor node 2; Call railroad track monitoring sensor node configuration modification flow process; Amended configuration parameter is passed to railroad track monitoring sensor node 2, railroad track monitoring sensor node 2 is configured himself according to amended parameter.If the success of railroad track monitoring sensor node 2 configuration modifications, then railroad track monitoring sensing access and multiplexing device 1 generates local sensing net configuration modification response message, and the object code in the message is set to 0; If the failure of railroad track monitoring sensor node 2 configuration modifications, then railroad track monitoring sensing access and multiplexing device 1 generates local sensing net configuration modification response message, and the object code in the message is set to 1.Railroad track monitoring sensing access and multiplexing device 1 sends local sensing net configuration modification response message to railroad track monitoring sensing network controller 1.
Below, fourth aspect of the present invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
Railroad track monitoring sensing network controller sends local sensing net configuration removing request message and comes a railroad track monitoring of requirement sensing access and multiplexing device that the appointment railroad track monitoring sensor node in its local sensing network of controlling is reset to the default configuration of dispatching from the factory.
Institute's loaded information comprises in the local sensing net configuration removing request message: inlet quantity, local sensing net sensor node identification list.Wherein:
The record number that comprises in the inlet quantitaes local sensing net sensor node identification list.
Local sensing net sensor node identification list carries the network internal identification number of the railroad track monitoring sensor node that will remove configuration.Can carry a plurality of railroad track monitoring sensor node signs in the local sensing net sensor node identification list.
If railroad track monitoring sensing network controller 1 will be revised the default configuration of dispatching from the factory that is configured to of railroad track monitoring sensor node 2 and railroad track monitoring sensor node 1; It checks network topology table; Find that railroad track monitoring sensor 2 and railroad track monitoring sensor node 1 belong in the local sensing network that railroad track monitoring sensing access and multiplexing device 1 managed; Then the configuration of railroad track monitoring sensing network controller 1 forwarding railway track monitoring sensing access and multiplexing device local sensing net is removed request message to railroad track monitoring sensing access and multiplexing device 1; Inlet quantity is set to 2 in the message, carry in the local sensing net sensor node identification list railroad track monitoring sensor node 2 and with the identification number of railroad track monitoring sensor node 1.After railroad track monitoring sensing access and multiplexing device 1 receives local sensing net configuration device configuration removing request message; Railroad track monitoring sensing access and multiplexing device 1 calls railroad track monitoring sensor node configuration clear operation flow process, and railroad track monitoring sensor node in the local sensing net sensor node identification list 1 and railroad track monitoring sensor node 2 are configured clear operation.
Below, the 5th aspect of the present invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
Railroad track monitoring sensing access and multiplexing device receive that request message is removed in the configuration of local sensing net and the relevant railroad track monitoring sensor node of resetting be configured to the default configuration of dispatching from the factory after; Send the configuration of local sensing net and remove response message, carry configuration clear operation execution result in the message to railroad track monitoring sensing network controller.
Institute's loaded information comprises in the local sensing net configuration removing response message: inlet quantity, sensor node identification list.Wherein:
The record number that comprises in the inlet quantitaes sensor node identification list.
The sensor node identification list carries the sign that successful railroad track monitoring sensor node is removed in configuration.
After railroad track monitoring sensing access and multiplexing device 1 receives the local sensing net configuration removing request message that comprises railroad track monitoring sensor node 2 and railroad track monitoring sensor node 1 sign; Call railroad track monitoring sensor node configuration and remove flow process, with the configuration restore of railroad track monitoring sensor node 2 and railroad track monitoring sensor node 1 to the appearance default configuration.If the configuration restore of railroad track monitoring sensor node 2 and railroad track monitoring sensor node 1 is operated successfully; Then railroad track monitoring sensing access and multiplexing device 1 generates the configuration of local sensing net and removes response message; Inlet quantity in the message is set to 2, comprises the identification number of railroad track monitoring sensor node 2 and railroad track monitoring sensor node 1 in the sensor node identification list.Railroad track monitoring sensing access and multiplexing device 1 sends the configuration of local sensing net and removes response message to railroad track monitoring sensing network controller 1.If the configuration restore of railroad track monitoring sensor node 2 is operated successfully; The configuration restore operation failure of railroad track monitoring sensor node 1; Then railroad track monitoring sensing access and multiplexing device 1 generates the configuration of local sensing net and removes response message; In the message inlet quantity be set to 1, only comprise the identification number of railroad track monitoring sensor node 2 in the sensor node identification list.Railroad track monitoring sensing access and multiplexing device 1 sends the configuration of local sensing net and removes response message to railroad track monitoring sensing network controller 1.
According to the embodiment of the invention, a kind of local sensing net configuration modification flow process of railroad track monitoring sensing access and multiplexing device is provided.
Be example with railroad track monitoring sensing access and multiplexing device 1 with railroad track monitoring sensor node 1 below, according to Fig. 2 and combine Fig. 1 to introduce this flow process.This flow process comprises following treatment step:
Step S10, railroad track monitoring sensing network controller 1 send local sensing net configuration modification request message asks to revise the railroad track monitoring sensing node 1 in the local sensing network that railroad track monitoring sensing access and multiplexing device 1 managed to railroad track monitoring sensing access and multiplexing device 1 configuration information.
Step S11 after railroad track monitoring sensing access and multiplexing device 1 receives local sensing net configuration modification request message, obtains the sensor node information and the sensor node configuration information that carry in the message.
Step S12, railroad track monitoring sensing access and multiplexing device 1 is carried out railroad track monitoring sensor node configuration modification flow process, according to the sensor node config update information that gets access to, upgrades the configuration data on the railroad track monitoring sensor node 1.
Step S13; Railroad track monitoring sensing access and multiplexing device 1 is according to the configuration modification result of railroad track monitoring sensor node 1; Produce local sensing net configuration modification response message, and send local sensing net configuration modification response message is confirmed configuration modification to railroad track monitoring sensing network controller 1 result.
Utilize above-mentioned flow process, railroad track monitoring sensing network controller 1 can be monitored sensing node 1 to railroad track and carried out real-time configuration data renewal.
According to the embodiment of the invention, the local sensing net of a kind of railroad track monitoring sensing access and multiplexing device configuration restore flow process of dispatching from the factory is provided.
Be example with railroad track monitoring sensing access and multiplexing device 1 with railroad track monitoring sensor node 1 below, according to Fig. 3 and combine Fig. 1 to introduce this flow process.This flow process comprises following treatment step:
Step S20, railroad track monitoring sensing network controller 1 send the configuration of local sensing net remove request message to railroad track monitoring sensing access and multiplexing device 1 come requirement railroad track monitoring sensing access and multiplexing device 1 recover in its local sensing network of controlling railroad track monitoring sensor node 1 be configured to the default configuration of dispatching from the factory.
Step S21 after railroad track monitoring sensing access and multiplexing device 1 receives local sensing net configuration modification request message, obtains the sensor node information of carrying in the message.
Step S22, railroad track monitoring sensing access and multiplexing device 1 carry out the railroad track monitoring sensor node configuration restore flow process of dispatching from the factory, and according to the sensor node information that gets access to, revise the default configuration of dispatching from the factory that is configured to of railroad track monitoring sensor node 1.
Step S23; Railroad track monitoring sensing access and multiplexing device 1 is removed the result according to the configuration of railroad track monitoring sensor node 1; Response message is removed in the configuration of generation local sensing net, and sends local sensing net configuration removing response message and confirm to dispose the result of removing to railroad track monitoring sensing network controller 1.
Utilize above-mentioned flow process, railroad track monitoring sensing network controller 1 can be monitored configuration restore on the sensing node 1 to the default configuration of dispatching from the factory with railroad track.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done is equal to replacement, improves etc., all should be included within protection scope of the present invention.
Claims (7)
1. railroad track monitoring sensor node Remote configuration update method is characterized in that:
A) as the core control equipment of railroad track monitoring sensing network; Preserve the configuration data of all the railroad track monitoring sensor nodes in the railroad track monitoring sensing network on the railroad track monitoring sensing network controller; The configuration modification information of all railroad track monitoring sensor nodes all is issued to earlier on the railroad track monitoring sensing network controller;
B) after railroad track monitoring sensing network controller receives the configuration modification information of railroad track monitoring sensor node; It will notify the control appliance-railroad track monitoring sensing access and multiplexing device of the local sensing network at said railroad track monitoring sensor node place, and amended configuration information is delivered on the said railroad track monitoring sensing access and multiplexing device;
C) after railroad track monitoring sensing access and multiplexing device receives the configuration modification information of railroad track monitoring sensor node; Call railroad track monitoring sensor node config update flow process; According to the configuration information of new acquisition, upgrade the configuration data on the said railroad track monitoring sensor node.
2. railroad track monitoring sensor node Remote configuration update method according to claim 1, its characteristic are that also the local sensing net configuration modification flow process of railroad track monitoring sensing access and multiplexing device may further comprise the steps:
A) railroad track monitoring sensing network controller sends local sensing net configuration modification request message asks to revise some railroad track monitoring sensing node in the local sensing network that railroad track monitoring sensing access and multiplexing device managed to railroad track monitoring sensing access and multiplexing device configuration;
B) after railroad track monitoring sensing access and multiplexing device receives local sensing net configuration modification request message, obtain the railroad track monitoring sensor node information and the railroad track monitoring sensor node configuration information that carry in the message;
C) railroad track monitoring sensing access and multiplexing device is carried out railroad track monitoring sensor node configuration modification flow process; According to the railroad track monitoring sensor node config update information that step b) gets access to, revise the configuration on the relevant railroad track monitoring sensor node;
D) railroad track monitoring sensing access and multiplexing device is according to railroad track monitoring sensor node configuration modification result; Produce local sensing net configuration modification response message, and send local sensing net configuration modification response message is confirmed configuration modification to railroad track monitoring sensing network controller result.
3. railroad track monitoring sensor node Remote configuration update method according to claim 1, its characteristic also be, the local sensing net of the railroad track monitoring sensing access and multiplexing device configuration restore flow process of dispatching from the factory may further comprise the steps:
A) railroad track monitoring sensing network controller send the configuration of local sensing net remove request message to railroad track monitoring sensing access and multiplexing device come the requirement railroad track monitor the sensing access and multiplexing device recover wherein appointment the railroad track monitoring sensor node be configured to the default configuration of dispatching from the factory;
B) after railroad track monitoring sensing access and multiplexing device receives local sensing net configuration removing request message, obtain the railroad track monitoring sensor node information of carrying in the message;
C) railroad track monitoring sensing access and multiplexing device is carried out the railroad track monitoring sensor node configuration restore flow process of dispatching from the factory; According to the railroad track monitoring sensor node information that gets access to, revise relevant railroad track monitoring sensor node and be configured to the default configuration of dispatching from the factory;
D) railroad track monitoring sensing access and multiplexing device is according to railroad track monitoring sensor node configuration removing result; Response message is removed in the configuration of generation local sensing net, and sends local sensing net configuration removing response message and confirm to dispose the result of removing to railroad track monitoring sensing network controller.
4. the local sensing net configuration modification flow process of railroad track monitoring sensing access and multiplexing device according to claim 2, local sensing net configuration modification request message is characterised in that:
A) institute's loaded information comprises in the local sensing net configuration modification request message: inlet quantity, local sensing net sensor node configuration information table;
B) the record number that comprises in the inlet quantitaes local sensing net sensor node configuration information table;
C) local sensing net sensor node configuration information table is carried the configuration information of the railroad track monitoring sensor node in the local sensing net that railroad track monitoring sensing access and multiplexing device managed.
5. the local sensing net configuration modification flow process of railroad track monitoring sensing access and multiplexing device according to claim 2, local sensing net configuration modification response message is characterised in that:
A) local sensing net configuration modification response message is the response message to local sensing net configuration modification request message, after receiving local sensing net configuration modification request message, sends to railroad track monitoring sensing network controller by railroad track monitoring sensing access and multiplexing device;
B) institute's loaded information comprises in the local sensing net configuration modification response message: object code;
C) object code is represented the execution result of configuration modification, wherein: 0 expression configuration modification success, 1 expression configuration modification failure.
6. the local sensing net of the railroad track according to claim 3 monitoring sensing access and multiplexing device configuration restore flow process of dispatching from the factory, the configuration of local sensing net is removed request message and is characterised in that:
A) railroad track monitoring sensing network controller transmission local sensing net configuration removing request message comes a railroad track monitoring of requirement sensing access and multiplexing device that the configuration of the appointment railroad track monitoring sensor node in its local sensing network of controlling is reset to the default configuration of dispatching from the factory;
B) institute's loaded information comprises in the local sensing net configuration removing request message: inlet quantity, local sensing net sensor node identification list;
C) the record number that comprises in the inlet quantitaes local sensing net sensor node identification list;
D) local sensing net sensor node identification list carries the identification number of the railroad track monitoring sensor node that will remove configuration;
E) can carry a plurality of railroad track monitoring sensor node signs in the local sensing net sensor node identification list.
7. the local sensing net of the railroad track according to claim 3 monitoring sensing access and multiplexing device configuration restore flow process of dispatching from the factory, the configuration of local sensing net is removed response message and is characterised in that:
A) railroad track monitoring sensing access and multiplexing device receive that request message is removed in the configuration of local sensing net and the relevant railroad track monitoring sensor node of resetting be configured to the default configuration of dispatching from the factory after; Send the configuration of local sensing net and remove response message, carry configuration clear operation execution result in the message to railroad track monitoring sensing network controller;
B) institute's loaded information comprises in the local sensing net configuration removing response message: inlet quantity, sensor node identification list;
C) the record number that comprises in the inlet quantitaes sensor node identification list;
D) the sensor node identification list carries the identification number that successful railroad track monitoring sensor node is removed in configuration.
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