CN101986658B - Video matrix remote monitoring management system based on simple network management protocol (SNMP) - Google Patents
Video matrix remote monitoring management system based on simple network management protocol (SNMP) Download PDFInfo
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Abstract
The invention discloses a video matrix remote monitoring management system based on simple network management protocol (SNMP). The system is characterized by comprising a video matrix agent terminal and a video matrix management terminal, wherein the video matrix agent terminal is composed of SNMP agent modules embedded in a video matrix and is used for responding to information sent by the video matrix management terminal; the SNMP agent modules are connected with the video matrix via interface units, and are used for acquiring the static and dynamic information of the video matrix and transmitting control commands for performing signal switch and inquiry on the video matrix; and the video matrix management terminal is an upper computer, and is used for acquiring response feedback information and video matrix self checking information so as to realize monitoring the video matrix by the video matrix management terminal. The video matrix remote monitoring management system has the advantages of easy implementation, low cost, good expansibility and the like, can design information management banks applied in different video matrixes aiming at different video matrix requirements, and is suitable for wide popularization in video matrix remote monitoring.
Description
Technical field
The present invention relates to a kind ofly based on the SNMP procotol video matrix be carried out remote control administrative system.
Background technology
SNMP (Simple Network Management Protocol) agreement is a kind of management agreement that present computer network generally uses, and is a kind of application layer protocol based on TCP/IP.The effect of snmp protocol is to provide between network structure and transmit management information.Usually, SNMP can supervising the network on all devices, all data (state, performance, fault, warning etc.) that need are used in management.Snmp protocol comprises management end, administration agent, and the parts such as management information bank and management agreement, its NMP hierarchical relationship is as shown in Figure 1.
Video matrix refers to that the method switched by array exports arbitrarily m road vision signal on the monitor of n road electronic installation.Common video matrix generally has the plurality of specifications such as 8 * 8,16 * 16,32 * 16,32 * 32,64 * 32,64 * 64,96 * 96,128 * 128,256 * 256 according to the difference of input, output channel.The numeral of multiplication sign front is the way of input signal, the way of the digitized representation output signal of multiplication sign back.
Video matrix is widely used in the equipment such as TV station, mobile TV, safety monitoring.Along with the extensive use of video matrix, the user has higher requirement to the management and maintenance level of the said equipment, i.e. requirement can achieve a butt joint and carry out the function of remote real-time monitoring management into the video matrix equipment of network.The realization of this function can further improve the equipment operational reliability, saves cost of equipment maintenance, gives full play to equipment operating efficiency.
At present, open NMP standard has two: snmp protocol and based on the CMIP CMIP (common management information protocol) of OSI.Because the CMIP more complicated, the system resource that takies is also more, has simple distinct and takies the few characteristics of resource in conjunction with SNMP, so the present invention introduces the management domain that snmp protocol is applied to video matrix.
Summary of the invention
The present invention is directed to the proposition of above problem, develop a kind of system of the video matrix remote monitoring and administration based on the SNMP procotol.The present invention utilizes snmp protocol to realize video matrix is carried out distributed remote monitoring and administration function by with management end and video matrix equipment access internet/intranet network.The technological means that the present invention adopts is as follows:
A kind of video matrix remote control administrative system based on the SNMP procotol is characterized in that: comprise video matrix agent side and video matrix management end;
Described video matrix agent side is made of the SNMP proxy module that is embedded in the video matrix, is used for finishing the response that the video matrix management end is sent information;
Described SNMP proxy module comprises: programmable unit, main control unit, signal switch unit, signal query unit, self-test unit, network interface unit and interface unit; The SNMP Agent that described programmable unit sends by network interface unit foradownloaded video matrix management end, and be transferred in the main control unit by data wire after converting the SNMP Agent to serial port command; Described SNMP proxy module is connected with video matrix by interface unit, obtains the Static and dynamic information of video matrix, and transmission is carried out video matrix, and signal switches and the control command of inquiry; Described main control unit is used for analyzing the serial port command from programmable unit, namely control switching command or the querying command that the video matrix management end sends is sent response; If the control switching command then main control unit with this pass down the line to signal switch unit, signal switch unit is responsible for carrying out this switching command, the input/output signal of video matrix is switched, and the result is delivered to the output of network interface unit; If querying command then main control unit with this pass down the line to the signal query unit, described signal query unit is finished query function, the result who inquires about is delivered to the output of network interface unit after namely inquiring about the connection status of Input matrix output signal; Monitor and collect the self check information that the automatic detection function of video matrix provides when described self-test unit is used for, initiatively send alarm command by the network interface unit to the video matrix management end when matrix moves when undesired;
Described video matrix management end is a host computer, by communicating by letter of video matrix management end and video matrix agent side, be that the video matrix management end sends control switching command or querying command to the video matrix agent side, video matrix agent side control video matrix is made response to control switching command or querying command, the video matrix management end obtains responsive feedback information and video matrix self check information, to realize that the video matrix management end is to the monitoring of video matrix.
The video matrix of described embedding SNMP proxy module is set up into a network with the video matrix management end, video matrix is given a fixing IP address for each video matrix when system initialization, and the video matrix management end is by realizing specifically a certain video matrix being conducted interviews to the access of IP address, video matrix place.
In the Static and dynamic information of described video matrix, i.e. the connection of the IP address of the functional description of the label of matrix, matrix, matrix and Input matrix output signal; Be saved as mib variable according to defined form among the SNMP, video matrix management end and video matrix agent side are inquired about, are replied and arrange these variablees exactly, to realize communicating by letter of video matrix management end and video matrix.
Described SNMP proxy module comprises that also watchdog unit is responsible at program fleet or when crashing, can effectively makes system reset with normal operation; It is synchronous that the system clock timing unit is responsible for clock and the sequential of system.
The present invention has simplicity and two advantages of autgmentability.So-called simplicity, the management agreement of SNMP before relatively is simple, and easily realize and cost low, snmp protocol is applied in the field of video matrix, realize management to the univesral distribution formula of video matrix with a kind of simple method exactly; So-called autgmentability, because the management information bank among the SNMP has autgmentability, the management information bank of oneself can be expanded by the demand of oneself, like this, the management information bank in the different video matrix can be applied to for the demand design of different video matrixs.
Description of drawings
Fig. 1 is NMP (SNMP) hierarchical relationship.
Fig. 2 is based on the video matrix remote control administrative system composition frame chart of SNMP procotol.
Fig. 3 is SNMP proxy module composition frame chart.
Fig. 4 is that SNMP acts on behalf of FB(flow block).
Fig. 5 is the MIB tree structure diagram for the video matrix remote monitoring and administration.
Embodiment
Such as Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, based on the video matrix remote control administrative system of SNMP procotol, comprise agent side, management end and MIB storehouse three parts of video matrix.The management end of video matrix is a host computer, by communicating by letter of video matrix management end and video matrix agent side, be that the video matrix management end sends control switching command or querying command to the video matrix agent side, video matrix agent side control video matrix is made response to control switching command or querying command, the video matrix management end obtains responsive feedback information and video matrix self check information, to realize that the video matrix management end is to the monitoring of video matrix.Agent side is as the unit module (as shown in Figure 3) of realizing the SNMP agent functionality, be embedded in the video matrix, be used for finishing the answer that the management end host computer is sent information, the SNMP proxy module is mainly by programmable unit, main control unit, watchdog unit, signal switch unit, signal query unit, self-test unit, output unit, network interface unit and system clock timing unit.Wherein, the effect of programmable unit is to download the SNMP Agent, and is connected with main control unit by net/serial ports conversion.Main control unit is responsible for analyzing the serial port command from the programmable unit, control switching command or querying command are sent response, if control switching command then main control unit with this pass down the line to signal switch unit, signal switch unit is responsible for carrying out this switching command, the input/output signal of video matrix is switched, and the result is delivered to output unit output; If querying command then main control unit with this pass down the line to the signal query unit, the signal query unit is finished and the result who inquires about is delivered to output unit behind the query function (mainly inquiring about the connection status of Input matrix output signal) and export.Watchdog unit is responsible for effectively making system reset with normal operation when program fleet or deadlock.The system clock timing unit is responsible for clock and the synchronous function of sequential of system.The self check information that provides based on the automatic detection function of matrix, the SNMP proxy module is provided with the self-test unit of these information of collection especially, whether self-test unit can send self check information by the real-time listening matrix, when matrix moves when undesired, the SNMP proxy module just can be collected the self check information that matrix sends, thereby can initiatively send alarm command to management end, administrative staff make corresponding solution according to different situations, described SNMP proxy module is connected with video matrix by interface unit, obtain the Static and dynamic information of video matrix, and transmission is carried out video matrix, and signal switches and the control command of inquiry.
As shown in Figure 2, the video matrix that embeds the SNMP proxy module is set up into a network with the video matrix management end, (this IP address both can be the IP address of access network to video matrix for each video matrix is given a fixing IP address when system initialization, also can be the IP address of enterprises), the video matrix management end is by realizing specifically a certain video matrix being conducted interviews to the access of IP address, video matrix place, management end is communicated by letter with video matrix, reaches the purpose of acquisition of information.The outstanding advantages of this management is the condition of providing convenience for management end, and management end can be monitored and process by all matrixes in the three unities be realized this network.
Shown in Figure 4 is the flow chart that downloads to the SNMP Agent in the programmable module.Agent is at first wanted the network interface of initialization apparatus, then the SNMP program package that sends of receiver, video matrix management end, form according to the SNMP definition is resolved it, and change into corresponding serial port command, and send to corresponding serial ports, and replying of returning of serial port command changed into corresponding SNMP bag send to the video matrix management end, so just can finish the work of agent side to replying from the information of video matrix management end.
Fig. 5 is for being used for the MIB tree structure diagram of video matrix remote monitoring and administration.As previously described, the MIB variable that will safeguard in the network of having named, variable refer to the information that can be managed the process inquiry and arrange, and therefore the MIB tree are carried out appropriate design and seem most important.MIB adopts tree structure, claims again the object naming tree.Uppermost is root, does not have name.Some fixing nodes have been arranged under root node, simultaneously, also reserved a node (1.3.6.1.3.4 for company or tissue, be called object identity), company or tissue can be applied for the node of oneself under this reservation node, and again to its expansion, realize the management to equipment in company or the tissue.
For matrix, the Static and dynamic information of video matrix, the i.e. connection of the IP address of the functional description of the label of matrix, matrix, matrix and Input matrix output signal; Be saved as mib variable according to defined form among the SNMP, video matrix management end and video matrix agent side are inquired about, are replied and arrange these variablees exactly, to realize communicating by letter of video matrix management end and video matrix
From the above mentioned, we can arrive the Information expansion of matrix under this matrix node at the lower extended matrix node (1.3.6.1.3.4.#.*) of the node (1.3.6.1.3.4.#) of company's application, thereby the information of matrix programming mib variable.
The specific implementation process is as follows: the basic description list (table 1) of extended matrix and matrix signal output table (table 2) under this matrix node.Shown in the table 1 is the static information of matrix, comprise matrix in the local area network (LAN) label, describe and the IP of matrix matrix is corresponding.Table 2 is descriptions of matrix multidate information.Enumerate one 16 * 16 matrix M IB storehouse.Management end can be monitored corresponding 16 tunnel output signals according to default MIB storehouse.Can inquire about n (0≤n≤16) road output signal and link to each other with certain road input signal, n road output signal also can be set as required link to each other with desired input signal.
The basic description group of table 1 matrix
Table 2 matrix (16 * 16) input and output group
| Mib variable | Type | Remarks |
| Signal1(1.3.6.1.4.1.#.*.2.1) | OCTET STRING | The 1 road signal |
| Signal2(1.3.6.1.4.1.#.*.2.2) | OCTET STRING | The 2 road signal |
| Signal3(1.3.6.1.4.1.#.*.2.3) | OCTET STRING | The 3 road signal |
| Signal4(1.3.6.1.4.1.#.*.2.4) | OCTET STRING | The 4 road signal |
| Signal5(1.3.6.1.4.1.#.*.2.5) | OCTET STRING | The 5 road signal |
| Signal6(1.3.6.1.4.1.#.*.2.6) | OCTET STRING | The 6 road signal |
| Signal7(1.3.6.1.4.1.#.*.2.7) | OCTET STRING | The 7 road signal |
| Signal8(1.3.6.1.4.1.#.*.2.8) | OCTET STRING | The 8 road signal |
| Signal9(1.3.6.1.4.1.#.*.2.9) | OCTET STRING | The 9 road signal |
| Signal10(1.3.6.1.4.1.#.*.2.10) | OCTET STRING | The 10 road signal |
| Signal11(1.3.6.1.4.1.#.*.2.11) | OCTET STRING | The 11 road signal |
| Signal12(1.3.6.1.4.1.#.*.2.12) | OCTET STRING | The 12 road signal |
| Signal13(1.3.6.1.4.1.#.*.2.13) | OCTET STRING | The 13 road signal |
| Signal14(1.3.6.1.4.1.#.*.2.14) | OCTET STRING | The 14 road signal |
| Signal15(1.3.6.1.4.1.#.*.2.15) | OCTET STRING | The 15 road signal |
| Signal16(1.3.6.1.4.1.#.*.2.16) | OCTET STRING | The 16 road signal |
The above; only be the better embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.
Claims (3)
1. the video matrix remote control administrative system based on the SNMP procotol is characterized in that: comprise video matrix agent side and video matrix management end;
Described video matrix agent side is made of the SNMP proxy module that is embedded in the video matrix, is used for finishing the response that the video matrix management end is sent information;
Described SNMP proxy module comprises: programmable unit, main control unit, signal switch unit, signal query unit, self-test unit, network interface unit and interface unit; The SNMP Agent that described programmable unit sends by network interface unit foradownloaded video matrix management end, and be transferred in the main control unit by data wire after converting the SNMP Agent to serial port command; Described SNMP proxy module is connected with video matrix by interface unit, obtains the Static and dynamic information of video matrix, and transmission is carried out video matrix, and signal switches and the control command of inquiry; Described main control unit is used for analyzing the serial port command from programmable unit, namely control switching command or the querying command that the video matrix management end sends is sent response; If the control switching command then main control unit with this pass down the line to signal switch unit, signal switch unit is responsible for carrying out this switching command, the input/output signal of video matrix is switched, and the result is delivered to the output of network interface unit; If querying command then main control unit with this pass down the line to the signal query unit, described signal query unit is finished query function, the result who inquires about is delivered to the output of network interface unit after namely inquiring about the connection status of Input matrix output signal; The self check information that the automatic detection function of video matrix provides be used for to be monitored and collected to described self-test unit, initiatively sends alarm command by the network interface unit to the video matrix management end when matrix moves when undesired;
Described video matrix management end is a host computer, by communicating by letter of video matrix management end and video matrix agent side, be that the video matrix management end sends control switching command or querying command to the video matrix agent side, video matrix agent side control video matrix is made response to control switching command or querying command, the video matrix management end obtains responsive feedback information and video matrix self check information, to realize that the video matrix management end is to the monitoring of video matrix; The Static and dynamic information of described video matrix, the i.e. connection of the IP address of the functional description of the label of matrix, matrix, matrix and Input matrix output signal; Be saved as mib variable according to defined form among the SNMP, video matrix management end and video matrix agent side are inquired about, are replied and arrange these variablees exactly, to realize communicating by letter of video matrix management end and video matrix.
2. a kind of video matrix remote control administrative system based on the SNMP procotol according to claim 1, the video matrix that it is characterized in that described embedding SNMP proxy module is set up into a network with the video matrix management end, video matrix is given a fixing IP address for each video matrix when system initialization, and the video matrix management end is by realizing specifically a certain video matrix being conducted interviews to the access of IP address, video matrix place.
3. a kind of video matrix remote control administrative system based on the SNMP procotol according to claim 1, it is characterized in that described SNMP proxy module comprises that also watchdog unit is responsible at program fleet or when crashing, can effectively makes system reset with normal operation; It is synchronous that the system clock timing unit is responsible for clock and the sequential of system.
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| CN102811208B (en) * | 2011-06-03 | 2016-08-03 | 深圳市汇川控制技术有限公司 | Communications bridge welding system and method |
| CN102833216B (en) * | 2011-06-16 | 2017-05-03 | 深圳市汇川控制技术有限公司 | Communication bridging device |
| CN102291594B (en) * | 2011-08-25 | 2015-05-20 | 中国电信股份有限公司上海信息网络部 | IP network video quality detecting and evaluating system and method |
| CN108520360A (en) * | 2018-04-12 | 2018-09-11 | 东莞职业技术学院 | A kind of intelligent distribution and management system based on video matrix |
| CN110708325A (en) * | 2019-10-14 | 2020-01-17 | 体奥动力(北京)体育传播有限公司 | Signal switching method and device, electronic equipment and storage medium |
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| EP1079658A2 (en) * | 1999-08-20 | 2001-02-28 | Texas Instruments Incorporated | Element management system for a digital subscriber line access multiplexer |
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| CN101114994A (en) * | 2006-07-28 | 2008-01-30 | 中兴通讯股份有限公司 | Method for detecting connectivity of multi-protocol label switching virtual private network |
| CN101582794A (en) * | 2009-06-26 | 2009-11-18 | 西安电子科技大学 | System and method for unified configuration of network equipment |
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Patent Citations (4)
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| EP1079658A2 (en) * | 1999-08-20 | 2001-02-28 | Texas Instruments Incorporated | Element management system for a digital subscriber line access multiplexer |
| CN101114994A (en) * | 2006-07-28 | 2008-01-30 | 中兴通讯股份有限公司 | Method for detecting connectivity of multi-protocol label switching virtual private network |
| CN101072129A (en) * | 2007-06-25 | 2007-11-14 | 北京邮电大学 | JMX based network service management method and its application system |
| CN101582794A (en) * | 2009-06-26 | 2009-11-18 | 西安电子科技大学 | System and method for unified configuration of network equipment |
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