CN201349218Y - All-fiber passive network monitoring access device - Google Patents
All-fiber passive network monitoring access device Download PDFInfo
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- CN201349218Y CN201349218Y CNU2008201573299U CN200820157329U CN201349218Y CN 201349218 Y CN201349218 Y CN 201349218Y CN U2008201573299 U CNU2008201573299 U CN U2008201573299U CN 200820157329 U CN200820157329 U CN 200820157329U CN 201349218 Y CN201349218 Y CN 201349218Y
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- optical fiber
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Abstract
The utility model discloses an all-fiber passive network monitoring access device. The device comprises optic fiber splitters and optical interfaces; wherein the optical interfaces include network device side optical interfaces connected with network devices and network monitoring side optical interfaces connected with network detection devices; the corresponding network device side optical interfaces are connected together through the optic fiber splitters, and the optic fiber splitters are connected with the corresponding network monitoring side optical interfaces; and the optic fiber splitters can distribute and transmit service and monitoring signals between the corresponding network device side optical interfaces, and can distribute the data carried by the network link to the monitoring devices through the corresponding network monitoring side optical interfaces. With a simplified mechanical structure, a compact layout and the easily identified optical interfaces, the device is suitably applied in the field of monitoring signal-mode and multi-mode full duplex optical fiber networks with various rates.
Description
Technical field:
The utility model relates to a kind of network monitor access device, particularly a kind of full optical fiber passive network monitor access device that is applied to the fiber optic network monitoring.
Background technology:
Along with networks development, especially the develop rapidly of optical-fiber network, safety monitoring, audit, evidence obtaining, failure diagnosis, performance evaluation, protocol analysis, charging, behavioural analysis, business diagnosis, flux and flow direction analysis, GFW etc. are all kinds of to arise at the historic moment at the network monitor business, and progressively becomes the important component part of telecommunication service.
How catching reliable complete data from existing network, the normal no dig that does not influence Network simultaneously again is defeated, becomes the research focus of network monitor.At present the technology that exists has bypass technology based on electricity, mixes access technology, promptly electric active access and the passive access way of light based on the light splitting technology and the photoelectricity of light.
Network monitor technology based on the active access way of electricity has following shortcoming:
1, watch-dog that can not compatible all main flow manufacturers comprises protocol analyzer, network detection, system for monitoring intrusion etc.;
2, need power supply and IP address, be unfavorable for safeguarding and introducing easily the fault point;
3, online installation and can influence the existing network performance;
4,, be not suitable for full duplex full line speed Network monitoring to the transmission network rate sensitivity.
The utility model content:
The utility model is in order to solve the existing existing problem of network monitor technology based on the active access way of electricity, and a kind of full optical fiber passive network monitor access device is provided, mechanical structure that it is simplified and compact in design, the optical interface that is easy to identification make it be adapted at the application in various speed and single multimode full duplex fibre-optical network monitor field.
In order to achieve the above object, the utility model adopts following technical scheme as follows:
Full optical fiber passive network monitor access device, this equipment comprises optical fiber splitter and optical interface, this optical interface comprises the network equipment sidelight interface and the network monitor sidelight interface that is used to be connected network measuring equipment that is used to connect the network equipment, connect by optical fiber splitter between the corresponding network device sidelight interface, and be connected to corresponding network monitor sidelight interface by this optical fiber splitter; Described optical fiber splitter is realized distribution and the transmission to transport service and pilot signal between the corresponding network device sidelight interface, and the data of network links carry are diverted to monitoring equipment by corresponding network monitor sidelight interface.
Described optical interface is duplex LC or duplex SC interface, and this optical interface classification is arranged.
Described optical fiber splitter can be by the customization splitting ratio.
The utlity model has following advantage according to what technique scheme obtained:
1, the watch-dog of compatible all main flow manufacturers comprises protocol analyzer, network detection, system for monitoring intrusion etc.;
2, meet IEEE802.3z ﹠amp; 802.3ae standard fiber network monitor;
3, for gigabit speed provides passive access point, zero propagation, free of data flow disturbance and can not introduce failpoint;
4, the full light design of customization optimization and suitable gigabit fiber optic network test;
5, online installation and can not influence the existing network performance is fit to comprehensive fault location by all full duplex business (comprising error code);
6, physical layer error is detected, catches, analyzes and need not the IP address, strengthened the monitoring fail safe and supported full duplex under the various speed, full line speed to use;
7, the transmission full transparence and do not need the power supply and the IP address, do not change transport service, high performance fault-tolerant intervening equipment;
8, plug and play, watch-dog that can compatible all main flow manufacturers comprises protocol analyzer, system for monitoring intrusion etc.
Description of drawings:
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is an enforcement schematic diagram of the present utility model.
Fig. 3 is the utility model external equipment schematic diagram.
Embodiment:
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Catch reliable complete data for realizing from existing network in the existing network monitoring technology, the normal no dig that does not influence Network simultaneously again is defeated, the general network monitor technology that adopts based on the active access way of electricity, and there is aforesaid defective in this technology.
In order to solve above-mentioned technical problem, the utility model adopts the network monitor technology of the passive access way of light, and it can avoid the shortcoming of above-mentioned active access way fully.
The full optical fiber passive network monitor access device that the utility model provides is made up of by brief mechanical structure the optical fiber splitter and the optical interface of customization splitting ratio.
Optical interface is duplex LC or duplex SC interface, and it is divided into the network equipment sidelight interface and the network monitor sidelight interface that is used to be connected network measuring equipment that is used to connect the network equipment.Connect by optical fiber splitter between the corresponding network device sidelight interface, and be connected to corresponding network monitor sidelight interface by this optical fiber splitter.And optical fiber splitter is responsible for transport service and pilot signal distribution and transmission, and the data distribution of network links carry to monitoring equipment, has been guaranteed the highly reliable and fail safe of network monitor.Apparatus front panel is presented to the user with network equipment sidelight interface and the classification of network monitor sidelight interface, is user-friendly to and safeguards.
Based on above-mentioned principle, the utility model is specifically implemented as follows:
One, 19 inch full optical fiber passive network monitor of frame multiple unit of embodiment access device
This equipment is (full duplex) monitoring 4 road bidirectional optical fiber network links simultaneously, guarantee that 4 tunnel two-way primary links are independent of each other and work alone, and guarantee professional 100% stable transfer of optical fiber link data carried by data.The full optical fiber passive network monitor of high density type as shown in Figure 1 access device front panel comprises three zones, network equipment zone A and B optical interface network-oriented side apparatus port, guarantee that the network A side is connected with the end-to-end primary link of network B side one-port equipment, the device type of network side is switch or router; Network monitor equipment region Tap optical interface network-oriented monitoring equipment port, the data of guaranteeing the two-way primary link shunting to B side and network B side to the A side of network A side apparatus access to monitoring equipment, the network monitor device type is a protocal analysis equipment, system for monitoring intrusion, remote monitoring detection system and other disparate networks safety monitoring devices, optical interface is duplex LC or duplex SC interface simultaneously.The full optical fiber passive network monitor of single mode high density type access device is applied to the single-mode transmission optical fiber network and concentrates monitoring; The full optical fiber passive network monitor of multimode high density type access device is applied to multimode Transmission Fibers network and concentrates monitoring.
For achieving the above object, the internal structure of the equipment that provides in the present embodiment as shown in Figure 2:
This access device has single multimode fiber splitter 1 of 81 * 2 customization splitting ratios, is responsible for business transmission and monitor signal distribution, and guarantees that the equipment at network link two ends connects.
The a-quadrant connects the UFIU UMSC Fiber Interface Unit of network side A end equipment, has 4 duplex optical interface A1-A4, and each duplex optical interface connects network side A end equipment and receives/make a start mouth, i.e. first line of a couplet end TX, second line of a couplet RX.
The B zone connects the UFIU UMSC Fiber Interface Unit of network side B end equipment, totally 4 duplex optical interface B1-B4, and each duplex optical interface connects network side B end equipment and receives/make a start mouth, i.e. first line of a couplet end Tx, second line of a couplet Rx.
The Tap zone, connect the UFIU UMSC Fiber Interface Unit of network monitor end equipment, totally 4 duplex optical interface T1-T4 link to each other with network monitor equipment, catch two-way services data between A end and B end network, i.e. the data of the network side equipment that the network side equipment that first line of a couplet end A seizure a-quadrant connects connects to the B zone; The data of the network side equipment that the network side equipment that second line of a couplet end B seizure B zone connects connects to the a-quadrant.
For realizing above-mentioned functions, during concrete the connection, the optical interface TX1 of a-quadrant, optical interface TX2, optical interface TX3, optical interface TX4 are linked into optical interface RX1, optical interface RX2, optical interface RX3, the optical interface RX4 in B zone respectively successively by four optical branching devices 1, and optical interface A1, the optical interface A2, optical interface A3, the optical interface A4 that insert the Tap zone successively.
The optical interface TX1 in B zone, optical interface TX2, optical interface TX3, optical interface TX4 also are linked into optical interface RX1, optical interface RX2, optical interface RX3, the optical interface RX4 of a-quadrant respectively successively by four optical branching devices 1, and optical interface B1, the optical interface B2, optical interface B3, the optical interface B4 that insert the Tap zone successively.
When the access device that obtains according to technique scheme connects network, concrete steps following (as shown in Figure 3):
1) with duplex LC or SC wire jumper 3 network side a-quadrant interface is connected with map network equipment such as switch, server and routing device.
2) with duplex LC or SC wire jumper 4 network side B zone interface is connected with map network equipment such as switch, server and routing device.
3) equipment at the correct access network of network monitor port two ends is guaranteed in inspection, guarantees primary link proper communication between the connection device of network side a-quadrant connection device and B zone.
4) use duplex LC or SC wire jumper 5 with monitoring side (Tap) and corresponding network monitor equipment connection.
5) network of monitoring at needs, repetitive operation step 2,3,4.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1, full optical fiber passive network monitor access device, this equipment comprises optical fiber splitter and optical interface, it is characterized in that, this optical interface comprises the network equipment sidelight interface and the network monitor sidelight interface that is used to be connected network measuring equipment that is used to connect the network equipment, connect by optical fiber splitter between the corresponding network device sidelight interface, and be connected to corresponding network monitor sidelight interface by this optical fiber splitter; Described optical fiber splitter is realized distribution and the transmission to transport service and pilot signal between the corresponding network device sidelight interface, and the data of network links carry are diverted to monitoring equipment by corresponding network monitor sidelight interface.
2, full optical fiber passive network monitor access device according to claim 1 is characterized in that, described optical interface is duplex LC or duplex SC interface, and this optical interface classification is arranged.
3, full optical fiber passive network monitor access device according to claim 1 is characterized in that described optical fiber splitter can be by the customization splitting ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201573299U CN201349218Y (en) | 2008-12-18 | 2008-12-18 | All-fiber passive network monitoring access device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201573299U CN201349218Y (en) | 2008-12-18 | 2008-12-18 | All-fiber passive network monitoring access device |
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| Publication Number | Publication Date |
|---|---|
| CN201349218Y true CN201349218Y (en) | 2009-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201573299U Expired - Lifetime CN201349218Y (en) | 2008-12-18 | 2008-12-18 | All-fiber passive network monitoring access device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882959A (en) * | 2010-07-12 | 2010-11-10 | 京信通信系统（中国）有限公司 | Automatic detection and application method of optical port transmission rate |
-
2008
- 2008-12-18 CN CNU2008201573299U patent/CN201349218Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101882959A (en) * | 2010-07-12 | 2010-11-10 | 京信通信系统（中国）有限公司 | Automatic detection and application method of optical port transmission rate |
| CN101882959B (en) * | 2010-07-12 | 2013-03-20 | 京信通信系统（中国）有限公司 | Automatic detection and application method of optical port transmission rate |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091118 |
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| CX01 | Expiry of patent term |