CN101039249B - Method for transmitting monitor data and multiplexing equipment - Google Patents
Method for transmitting monitor data and multiplexing equipment Download PDFInfo
- Publication number
- CN101039249B CN101039249B CN2006100633565A CN200610063356A CN101039249B CN 101039249 B CN101039249 B CN 101039249B CN 2006100633565 A CN2006100633565 A CN 2006100633565A CN 200610063356 A CN200610063356 A CN 200610063356A CN 101039249 B CN101039249 B CN 101039249B
- Authority
- CN
- China
- Prior art keywords
- monitor data
- equipment
- logical loops
- loop
- multiplexing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Small-Scale Networks (AREA)
Abstract
The present invention discloses a method and a multiplexing equipment of monitoring data transmission, which relates to network management technology field. A transmission network of monitoring data is a closed circuit formed with at least one multiplexing equipment connecting with monitoring center, the method is: each equipment transmits their respective monitoring data to objective equipment in single direction through a certain logical loop of logic polycyclic formed by connection of the equipment and adjacent equipments thereof. The remaining logical loop is used as a redundancy protection logical loop of the certain logical loop. The multiplexing equipment includes E1 interface unit and also includes protocol analytic unit and statistical multiplexing treatment unit. The invention can provide a function of redundancy protection and improve the reliability of monitoring data transmission. The invention can multiplex the time slot of transmission links and make access sites without the restriction of time slot.
Description
[technical field]
The present invention relates to communication network dynamic environment centralized monitor technical field, particularly a kind of method of transmitting monitor data and multiplexing equipment.
[background technology]
The monitor data transmission equipment is the part of Room Power environmental monitoring system, this kind equipment of the prior art mainly is to adopt time slot insertion technology to realize the transmission of monitor data, promptly on an E1/T1 transmission link, adopt the mode of the corresponding several slots of each website, insert the monitor data of corresponding website in the time slot on transmission link, thereby be sent to next equipment, finally arrive destination device.The major defect of existing monitor data transmission equipment is as follows:
On the one hand, do not have function of redundancy protection on the equipment, in a single day break down in the middle of the transmission link between equipment, then can't transmit monitor data, make whole monitoring system in paralyzed state to Surveillance center; On the other hand, owing to adopt time slot to insert technology, make the website number that can insert on the transmission link be subjected to the restriction of number of time slot, be unfavorable for as the case may be whole monitoring system being carried out the expansion of website number.
[summary of the invention]
The technical problem to be solved in the present invention provides a kind of method and multiplexing equipment of transmitting monitor data, on the one hand, can provide function of redundancy protection, improves reliability of monitoring data transmission; On the other hand, the time slot on can the multiplexing transmission link makes and inserts the restriction that website is not subjected to time slot.
Technical scheme of the present invention is:
A kind of method of transmitting monitor data; the closed circuit that transmission network is connected and forms at least one multiplexing equipment and Surveillance center equipment; comprise: the monitor data on each equipment is by a certain logical loops in the many rings of logic that form between itself and the neighbouring device; folk prescription is to the monitor data that transmits separately; until destination device, remaining logical loops is as the redundancy protecting logical loops of described a certain logical loops.
This method also comprises: when described a certain logical loops breaks down, enable the described monitor data of the continuous biography of described whole redundancy protecting logical loops.
Enable the described monitor data of the continuous biography of described whole redundancy protecting logical loops, further comprise: each equipment is all used another E1 mouth instead and is connected to form described whole redundancy protecting logical loops, the described monitor data of continuous biography.
This method also comprises: when described a certain logical loops breaks down, enable the common complete loop that constitutes of loop that do not break down in the part loop of redundancy protecting logical loops and the described a certain logical loops, continuously pass described monitor data.This method also comprises: loop is not out of order in the part loop of the equipment linking redundancy protecting logical loops at the loop two ends of not breaking down in the described a certain logical loops and the described a certain logical loops; on the equipment of described linking; described monitor data is looped back to the loop that is not out of order the described a certain logical loops from the part loop of redundancy protecting logical loops, or the described monitor data loop that is not out of order from described a certain logical loops is looped back to the part loop of redundancy protecting logical loops.
The detection of described fault is that E1 signal normality detects, E1 frame synchronizing signal normality detects or communication protocol detects.
This method also comprises: all available time slot in the described logical loops are divided into service channel and attended operation management channels, business datum in the described monitor data all multiplexing service passage is transmitted, and the management data working service operational administrative passage in the described monitor data transmits.
Described attended operation management channels takies at least one time slot, and described service channel takies all remaining available time slot.
A kind of multiplexing equipment, comprise the E1 interface unit, be used for receiving and sending data message, also comprise protocol analysis unit and statistic multiplexing processing unit, the protocol information that the described E1 interface unit of described protocol analysis unit resolves is received, know the fault message of described each port of E1 interface unit, described statistic multiplexing processing unit selects the available port of described E1 interface unit to continue to receive and send data message according to described fault message.
Described statistic multiplexing processing unit is selected in management data in the monitor data to be sent and business datum respectively at least one particular time-slot and remaining all available time slot, is outwards sent by described E1 interface unit.
Multiplexing equipment of the present invention can the construction logic dicyclo the monitor data transmission network, when on transmission line, single failure occurring, realize function of redundancy protection, make the supervisory control system function unaffected, improve reliability of monitoring data transmission; Because whole loop adopts the statistic multiplexing mode, all available time slot on the E1 circuit are divided into service channel and attended operation management channels, all monitor datas all transmit by service channel, website is not corresponding with time slot, increased the website number that can insert on the transmit ring, made and insert the restriction that website is not subjected to the transmission link time slot.
[description of drawings]
Fig. 1 is the network connection diagram of supervisory control system of the present invention.
Fig. 2 is the network of supervisory control system when breaking down, the transmission schematic diagram () of monitor data.
Fig. 3 is the network of supervisory control system when breaking down, the transmission schematic diagram (two) of monitor data.
Fig. 4 is the theory diagram of multiplexing equipment of the present invention.
[embodiment]
Below in conjunction with drawings and Examples the present invention is further set forth:
Fig. 1 is the network connection diagram of supervisory control system of the present invention, the network of this supervisory control system is the closed circuit that a plurality of multiplexing equipments (being 7) and Surveillance center's equipment are linked in sequence and form among the figure, two lines be connected (folk prescription of the E1 circuit section between every multiplexing equipment and the neighbor device is connected to circuit) are arranged between each equipment, constitute the logic dicyclo, the physics realization of the formation of logic dicyclo and these E1 circuit sections (encircles as SDH, point-to-point etc.) irrelevant, in other words, the logic dicyclo is meant the dicyclo (being the dicyclo on the data flow) on the constructed service logic of E1 circuit, and physics realization is meant the physical topology of the communication network that supports this professional dicyclo, it might be looped network, chain, various physical topologies such as star-like, therefore logic dicyclo and physical transfer circuit are independent fully, and the hierarchical relationship of networking is clear; Whole monitoring system is made up of some independently logic dicyclos.
In the drawings, the data flow of outer shroud is a clockwise direction, and the data flow direction of interior ring is counterclockwise, referring to the arrow points among the figure; Data flow on outer shroud or the interior ring direction all is a single direction, and interior ring is as the redundancy protecting logical loops (perhaps outer shroud is as the redundancy protecting logical loops of interior ring) of outer shroud.Certainly, the data flow of inner and outer ring is not changeless, the data flow that also can be outer shroud is for counterclockwise, the data flow of interior ring is a clockwise direction, even the data flow of inner and outer ring identical (being counterclockwise or clockwise) also is fine the receipts of the CE1 interface of each equipment/make a start a mouthful counterparty who is connected to interior ring/outer shroud upwards.
When supervisory control system is under the normal condition, mail to the monitor data of a certain multiplexing equipment in the loop by Surveillance center's equipment, will at first mail to the adjacent multiplexing equipment of clockwise direction, if the monitor data of corresponding our station, then the multiplexing equipment of this base station can receive this monitor data and carry out respective handling, monitor data if not our station, the multiplexing equipment of this base station then can continue to mail to its clockwise adjacent base station, and the like, till this monitor data is sent to destination device; Mail to the data of Surveillance center from the base station, be that multiplexing equipment by the base station is with data equally, mail to its clockwise adjacent base station, because the destination address of these data is a Surveillance center, therefore the multiplexing equipment of all base stations on the clockwise direction all can continue to be transmitted to next neighbouring device to these data, until arriving Surveillance center.
Fig. 2 is the network of supervisory control system when breaking down, the transmission schematic diagram () of monitor data.The data flow of outer shroud is clockwise, and the data flow of interior ring is counterclockwise, and interior ring is as the redundancy protecting logical loops of outer shroud; The fault of network appears on the link between multiplexing equipment A and the multiplexing equipment B; the solid wire that no matter is the E1 circuit breaks down; still two lines of E1 circuit all break down; this moment, multiplexing equipment A and multiplexing equipment B can carry out the redundancy protecting processing automatically; the transmission path of monitor data is shown in the arrow among the figure; the method that rebuilds logical loops by employing continues the described monitor data of biography; wherein; the logical loops that rebuilds is divided into two sections: first section is the interior ring the link between multiplexing equipment A and multiplexing equipment B; second section is the outer shroud the link between multiplexing equipment A and multiplexing equipment B; the logical loops that rebuilds is by these two sections complete loop that constitute jointly; multiplexing equipment A and multiplexing equipment B are as the linking equipment of these two sections loops; at monitor data on the multiplexing equipment B is to be looped back on first section loop from second section loop; at monitor data on the multiplexing equipment A is to be looped back on second section loop from first section loop; finally get back on Surveillance center's equipment, thereby realized the function of redundancy protection of supervisory control system.
Fig. 3 is the network of supervisory control system when breaking down, the transmission schematic diagram (two) of monitor data.The data flow of outer shroud and the data flow of interior ring all are counterclockwise; among the figure; outer shroud is as the redundancy protecting logical loops (can certainly be the redundancy protecting logical loops of interior ring as outer shroud) of interior ring; under the normal condition; ring transmits in the employing of monitor data; see solid arrow among the figure; when interior ring breaks down; each equipment is all used another E1 mouth instead and is connected to form the redundancy protecting logical loops; the continuous monitor data that passes; be that the whole monitoring system network is enabled whole outer shrouds and continued and pass monitor data, see dotted arrow among the figure.
For the detection of fault, can use methods such as the detection of E1 signal normality, the detection of E1 frame synchronizing signal normality or communication protocol detection to carry out, as long as any method detects fault, just think that this port line breaks down.It is to have defined agreement in system that communication protocol detects, comprising link to accusing agreement, every equipment all can be to adjacent equipment timed sending link to accusing protocol data, equipment is by resolving and can detect fault this agreement.
It needs to be noted that the logic dicyclo that is constituted between each equipment can also be more than logic three rings or three encircle, can play the redundancy protecting effect equally, realizes purpose of the present invention, its operation principle is similar substantially.
In order to overcome in the prior art, the corresponding defective of bringing of website with time slot, the present invention adopts the mode of statistic multiplexing to come transmitting monitor data, promptly all available time slot of (in the E1 circuit) in the logical loops are divided into service channel and attended operation management channels (OAM passage), and the OAM passage only takies a time slot, and service channel takies all remaining available time slot; Business datum in the monitor data of all devices is all multiplexing to be transmitted with the shared service passage, and the management data in the monitor data uses the OAM passage to transmit.All devices on the loop, under the situation of line idle, can be multiplexing to service channel serial data, no longer be that time slot extracts and time division multiplexing, the number of base station just can not be subjected to the restriction of time slot like this, and the access capability of base station is further enhanced.
Fig. 4 is the theory diagram of multiplexing equipment of the present invention.This multiplexing equipment; comprise the E1 interface unit; protocol analysis unit and statistic multiplexing processing unit; wherein; the E1 interface unit is used for receiving and sending data message; whole system is judged the working condition of network by NMP; when in network, breaking down; the result of protocol information that protocol analysis unit resolves E1 interface unit is received and judgement agreement; thereby know the failure condition of network; just know the fault message of each port of E1 interface unit; the statistic multiplexing processing unit is according to this fault message; select the available port of described E1 interface unit to continue to receive and send data message; be that the statistic multiplexing processing unit is selected available communication line according to fault message, thereby realize redundancy protecting.
The statistic multiplexing function of multiplexing equipment of the present invention is achieved in that the statistic multiplexing processing unit is with management data in the monitor data to be sent and business datum, be selected in respectively at least one particular time-slot and remaining all available time slot, outwards send by described E1 interface unit; In dynamic environment centralized monitor network, management data is with respect to business datum, flow is less, so the present invention is distributed in management data in the particular time-slot and sends, help utilizing better remaining available time slot to send business datum, have more flexibility than " all data all are fixed on specific time slot to be sent " of prior art, in addition, can be according to the concrete condition of network, management data is distributed in two or more particular time-slots sends.
In sum; the present invention has used redundancy protecting technology and Multiplexing Technology in the multiplexing equipment of dynamic environment monitoring system, thereby has realized the redundancy protecting of dynamic environment monitoring system on E1 circuit aspect and broken through the E1 number of time slot to the website limited in number.
Claims (9)
1. the method for a transmitting monitor data, the closed circuit that transmission network is connected and forms at least one multiplexing equipment and Surveillance center equipment, it is characterized in that, comprise: the monitor data on each equipment is by a certain logical loops in the many rings of logic that form between itself and the neighbouring device, folk prescription is to the monitor data that transmits separately, until destination device, remaining logical loops is as the redundancy protecting logical loops of described a certain logical loops; Also comprise: when described a certain logical loops breaks down, enable the common complete loop that constitutes of loop that do not break down in the part loop of redundancy protecting logical loops and the described a certain logical loops, continuously pass described monitor data.
2. the method for a kind of transmitting monitor data according to claim 1 is characterized in that, also comprises: when described a certain logical loops breaks down, enable the described monitor data of the continuous biography of whole redundancy protecting logical loops.
3. the method for a kind of transmitting monitor data according to claim 2; it is characterized in that; enable the described monitor data of the continuous biography of described whole redundancy protecting logical loops; further comprise: each equipment is all used another E1 mouth instead and is connected to form described whole redundancy protecting logical loops, the described monitor data of continuous biography.
4. the method for a kind of transmitting monitor data according to claim 1; it is characterized in that; also comprise: loop is not out of order in the part loop of the equipment linking redundancy protecting logical loops at the loop two ends of not breaking down in the described a certain logical loops and the described a certain logical loops; on the equipment of described linking; described monitor data is looped back to the loop that is not out of order the described a certain logical loops from the part loop of redundancy protecting logical loops, or the described monitor data loop that is not out of order from described a certain logical loops is looped back to the part loop of redundancy protecting logical loops.
5. according to the method for the arbitrary described a kind of transmitting monitor data of claim 2 to 4, it is characterized in that: the detection of described fault is that E1 signal normality detects, E1 frame synchronizing signal normality detects or communication protocol detects.
6. according to the method for the arbitrary described a kind of transmitting monitor data of claim 1 to 4, it is characterized in that, also comprise: all available time slot in the described logical loops are divided into service channel and attended operation management channels, business datum in the described monitor data all multiplexing service passage is transmitted, and the management data working service operational administrative passage in the described monitor data transmits.
7. the method for a kind of transmitting monitor data according to claim 6, it is characterized in that: described attended operation management channels takies at least one time slot, and described service channel takies all remaining available time slot.
8. multiplexing equipment, comprise the E1 interface unit, be used for receiving and sending data message, it is characterized in that: also comprise protocol analysis unit and statistic multiplexing processing unit, the protocol information that the described E1 interface unit of described protocol analysis unit resolves is received, know the fault message of described each port of E1 interface unit, described statistic multiplexing processing unit selects the available port of described E1 interface unit to continue to receive and send data message according to described fault message.
9. a kind of multiplexing equipment according to claim 8, it is characterized in that: described statistic multiplexing processing unit is with management data in the monitor data to be sent and business datum, be selected in respectively at least one particular time-slot and remaining all available time slot, outwards send by described E1 interface unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100633565A CN101039249B (en) | 2006-10-27 | 2006-10-27 | Method for transmitting monitor data and multiplexing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100633565A CN101039249B (en) | 2006-10-27 | 2006-10-27 | Method for transmitting monitor data and multiplexing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101039249A CN101039249A (en) | 2007-09-19 |
| CN101039249B true CN101039249B (en) | 2010-12-01 |
Family
ID=38889898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100633565A Expired - Fee Related CN101039249B (en) | 2006-10-27 | 2006-10-27 | Method for transmitting monitor data and multiplexing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101039249B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101686159B (en) * | 2008-09-24 | 2011-09-07 | 中国移动通信集团甘肃有限公司 | Power environment monitoring system |
| CN102111297B (en) * | 2011-01-11 | 2013-06-05 | 福建星网锐捷网络有限公司 | Method, system, device and equipment for controlling serial device |
| CN113037537A (en) * | 2021-02-04 | 2021-06-25 | 广州广哈通信股份有限公司 | Management system of E1 equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283350A (en) * | 1998-09-28 | 2001-02-07 | 株式会社东芝 | Method and system for detecting failure of railway network |
| CN2620432Y (en) * | 2003-05-26 | 2004-06-09 | 沈阳工业学院 | Serial interface communication exchanger |
| CN1812364A (en) * | 2006-02-23 | 2006-08-02 | 艾默生网络能源有限公司 | Bidirectional El bridge and bidirectional loop network method and system based on El thereof |
-
2006
- 2006-10-27 CN CN2006100633565A patent/CN101039249B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283350A (en) * | 1998-09-28 | 2001-02-07 | 株式会社东芝 | Method and system for detecting failure of railway network |
| CN2620432Y (en) * | 2003-05-26 | 2004-06-09 | 沈阳工业学院 | Serial interface communication exchanger |
| CN1812364A (en) * | 2006-02-23 | 2006-08-02 | 艾默生网络能源有限公司 | Bidirectional El bridge and bidirectional loop network method and system based on El thereof |
Non-Patent Citations (1)
| Title |
|---|
| 同上. |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101039249A (en) | 2007-09-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101330423B (en) | Packet ring network system and packet transport method | |
| CN101212366B (en) | Failure detection method, system, and main node in Ethernet loop network | |
| CN101682541B (en) | Method and device for routing packets on a network using directed graphs | |
| CA1189927A (en) | Communication system | |
| CN101371524B (en) | Packet ring network system, packet transfer system, redundancy node, and packet transfer program | |
| CN103684954A (en) | Redundantly operable industrial communication system and method for operation thereof | |
| CN101989934A (en) | Method and system for data ring network fault detection and location | |
| CA2471184A1 (en) | Method for automated connection discovery in optical networks | |
| CN101022388A (en) | Method for constituting self-healing ring with ordinery Ethernet technique | |
| CN103078777B (en) | Be applied to loop removing method and device in elastic packet loop network | |
| CN101039249B (en) | Method for transmitting monitor data and multiplexing equipment | |
| US8649261B2 (en) | Method and system for blocking protocol messages at a sub-ring control channel without virtual channel | |
| CN102710482B (en) | Method and device for looped network protection | |
| JP3738385B2 (en) | Maintenance management system and maintenance management method | |
| WO2013069629A1 (en) | Wireless transmission device, failure-information forwarding method, and failure-information notification method | |
| CN102104533A (en) | Method for optimizing RRPP (rapid ring protection protocol) single ring network data transmitting path and ring network node | |
| WO2006075402A1 (en) | Open loop network node device and open loop network control method | |
| CN103125099B (en) | Transmission equipment, transmission system and failure notification method | |
| CN101582848A (en) | Cross-ring protection method and system of resilient packet ring (RPR) | |
| CN101686159B (en) | Power environment monitoring system | |
| CN100461737C (en) | Elastic packet link point internal connection fault processing method and apparatus | |
| JP2009147653A (en) | Communication system and ring node device | |
| CN101902383B (en) | E1-based bi-directional ring network method and system thereof | |
| CN100452751C (en) | Method and station site for implementing reliable data transmission between elastic packet rings | |
| CN101150477A (en) | Data transmission and protection method of Ethernet loop network and its application device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Co-patentee after: MAIPU COMMUNICATION TECHNOLOGY Co.,Ltd. Patentee after: VERTIV TECH Co.,Ltd. Address before: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Co-patentee before: MAIPU COMMUNICATION TECHNOLOGY Co.,Ltd. Patentee before: EMERSON NETWORK POWER Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20211027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |