CN103546347A - Device and method for testing networking routing protocol used for NMUs - Google Patents

Device and method for testing networking routing protocol used for NMUs Download PDF

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Publication number
CN103546347A
CN103546347A CN201310528664.0A CN201310528664A CN103546347A CN 103546347 A CN103546347 A CN 103546347A CN 201310528664 A CN201310528664 A CN 201310528664A CN 103546347 A CN103546347 A CN 103546347A
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signal
management dish
backboard
transmit
management
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CN103546347B (en
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沙辰宇
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Fiberhome Telecommunication Technologies Co Ltd
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Fiberhome Telecommunication Technologies Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/50Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Abstract

The invention discloses a device and method for testing networking routing protocol used for NMUs and relates to the testing field of the NMUs. The device comprises a backing plate, a plurality of light receiving and sending units and a plurality of NMUs, one NMU and one corresponding light receiving and sending unit form one simulated network element. The method comprises the steps that the NMUs transmits electrical signals to the corresponding light receiving and sending units in the same simulated network elements through the backing plate after processing DCC signals; the light receiving and sending units convert the electrical signals into light signals and transmit the light signals into the simulated network elements connected with the light receiving and sending units; the light receiving and sending units receive the light signals, convert the light signals into the electrical signals and then transmit the electrical signals to the NMUs through the backing plate, and the feasibility of OSPF routing protection operation of the NMUs is verified. The device can be in multiple cascade connections, large network configuration with dozens of nodes in engineering can be easily simulated, resource occupancy rate is reduced, labor is saved, network routing hidden troubles due to the fact that the nodes receive and send data packets in the large networking can be found more easily.

Description

Network routing protocol testing device and method for NE management dish
Technical field
The field tests that the present invention relates to NE management dish (NMU, Network Element Management unit) is specifically a kind of network routing protocol testing device and method for NE management dish.
Background technology
DCC(Data Communications Channel, Data Communications Channel) be SDH(Synchronous Digital Hierarchy, SDH (Synchronous Digital Hierarchy)) the interior physical channel of transmitting network management information of system.In the net piece of an optical-fiber network, Ma/Mb(Managers A/B manager A/B) and A(agency agency) between information exchange cross its and transmit, work station WS(workstation) information and between Ma/Mb also transmits by it sometimes, and the section overhead DCC of SDH is used for forming the transmission link of SDH managerial grid.DCC is general, and it is embedded in the section overhead of SDH, to form unified managerial grid.
The network routing agreement of tradition NE management looping test, to provide DCC path, light Transmit-Receive Unit to realize opto-electronic conversion by optical fiber, by NE management dish and the various topological network forms of light Transmit-Receive Unit mix proportion, in order to realize the IP routing protocol test of NE management dish.Equipment need be end to end by each light mouth in light Transmit-Receive Unit, the IP network of composition based on DCC link communication, in this IP network, every end device IP is all unique, and each network element has the IP address of oneself, this IP address is kept in NE management dish, each network element only has one or two interfaces (two interfaces be active and standby use each other, IP arranges identical) to support NE management dish, and other most interfaces all be used as light Transmit-Receive Unit, the use of Business Processing interface unit.For forming a plurality of IP address network that meet test condition, need take a large amount of device resources and expend a large amount of manpowers.
In laboratory simulation test, set up complicated network and need expend a large amount of human and material resources, equipment in network need be end to end by each light mouth in light Transmit-Receive Unit, and due to device resource restriction, some multinodes in large-scale networking forward and cause that the network problems such as broadcast storm are difficult for simulating, often use virtual unit to test, test accuracy shortcoming, and do not pass through the pressure test of actual physical device, stability shortcoming, the network route potential problem that multinode transceiving data bag causes is also difficult for exposing finding.
Summary of the invention
For the defect existing in prior art, the object of the present invention is to provide a kind of network routing protocol testing device and method for NE management dish, equipment can a plurality of cascades, the easily large-scale networking configuration of tens nodes on model engineering, occupation rate economizes on resources, save manpower, more easily find the network route potential problem that in large-scale networking, multinode transceiving data bag causes.
For reaching above object, the invention provides a kind of network routing protocol testing device for NE management dish, comprise backboard and connected a plurality of smooth Transmit-Receive Unit, also comprise a plurality of NE management dishes, a plurality of NE management dishes are all connected to described backboard, a management dish adds a corresponding light Transmit-Receive Unit and forms an analogue network element, light-receiving or the transmission of the corresponding a plurality of analogue network elements of light Transmit-Receive Unit in each analogue network element, and by bidirectional transmit-receive optical fiber, connect between corresponding analogue network element.
On the basis of technique scheme, also comprise the signal controlling module being connected with backboard, for controlling the transmission direction of each analogue network element signal.
On the basis of technique scheme, also comprise the signal on-off controller being connected with backboard, for the signal of analogue network element is carried out to break-make control.
On the basis of technique scheme, described backboard comprises a plurality of NE management dish interfaces and a plurality of smooth Transmit-Receive Unit interface, described a plurality of NE management dish is connected to backboard by NE management dish interface respectively, and described a plurality of smooth Transmit-Receive Units are connected to backboard by a plurality of smooth Transmit-Receive Unit interfaces.
On the basis of technique scheme, a plurality of network routing protocol testing devices are realized cascade by bidirectional transmit-receive optical fiber.
The present invention also provides a kind of network routing protocol testing method for NE management dish, comprise the steps: that the NE management dish in each analogue network element of S1. will process after DCC signal, change DCC signal into the signal of telecommunication and pass to backboard, the signal of telecommunication transfers to the light Transmit-Receive Unit in same analogue network element by backboard again; S2. described smooth Transmit-Receive Unit changes the described signal of telecommunication into light signal, by bidirectional transmit-receive Optical Fiber Transmission to the light Transmit-Receive Unit in connected a plurality of analogue network elements; S3. the light Transmit-Receive Unit of receiving described light signal, is converted to electric signal transmission to backboard by described light signal, by backboard by this electric signal transmission to the NE management dish in same network element; S4. the transmission of Multiple through then out step S1 to S3, forms the transmission of DCC signal between each analogue network element, the feasibility of checking NE management dish operation ospf protocol route protection.
On the basis of technique scheme, described backboard connects a signal controlling module, and signal controlling module controls backboard receives the transmission direction of the signal of telecommunication.
On the basis of technique scheme, described backboard connects a signal on-off controller, and backboard connects NE management dish by NE management dish interface, and described signal on-off controller is realized opening or interrupting of NE management dish interface DCC signal.
On the basis of technique scheme, the IP address of the NE management dish in described a plurality of analogue network elements is all not identical.
On the basis of technique scheme, if there is the DCC signal interruption that certain NE management dish is corresponding, this NE management dish is enabled ospf protocol and is found the NE management dish that other are connected with backboard, and restoring signal transmits and processes.
Beneficial effect of the present invention is:
1, on backboard, increased NE management dish interface, and each NE management dish interface has corresponding light Transmit-Receive Unit interface corresponding with it, form an analogue network element (a NE management dish adds a NE management dish and forms), different analogue network element configuration different IP, increase the NE management dish interface of NE management dish, by the light Transmit-Receive Unit between different analogue network elements in this equipment, connect, realize many network element group networks of engineering scene, thereby avoid using huge physical equipment resource; The occupation rate that economizes on resources, cost-saving.
2, in the situation that at one end network element management dish interface sticks with, can be by a plurality of this equipment of cascade, form more large scale scene test, more simple realization large-scale network-estabilishing test, and more easily find the network route potential problem that in large-scale networking, multinode transceiving data bag causes.
Accompanying drawing explanation
Fig. 1 is that the present invention is for the network routing protocol testing device schematic diagram of NE management dish;
Fig. 2 is the multi-direction physical connection schematic diagram of the present invention;
Fig. 3 is cascade use scenes schematic diagram of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, the present invention, for the network routing protocol testing device of NE management dish, comprises backboard, a plurality of smooth Transmit-Receive Unit, a plurality of NE management dishes, a signal controlling module and a signal on-off controller.Described backboard comprises a plurality of smooth Transmit-Receive Unit interfaces (as b, c in Fig. 1), and a plurality of smooth Transmit-Receive Units connect backboard by light Transmit-Receive Unit interface respectively.Described backboard also comprises a plurality of NE management dish interfaces (as a, d in Fig. 1), and a plurality of NE management dishes connect backboard by NE management dish and interface respectively.A NE management dish adds a corresponding light Transmit-Receive Unit and forms an analogue network element, backboard connects a plurality of analogue network elements (1 altogether, 2 ... N), light-receiving or the transmission of the corresponding a plurality of analogue network elements of light Transmit-Receive Unit in each analogue network element, and by optical fiber, connect (as shown in Figure 2) between corresponding analogue network element.Described signal controlling module is all connected backboard with signal on-off controller, and signal controlling module is for controlling the transmission direction of each analogue network element signal; Signal on-off controller is for carrying out break-make control to the signal of analogue network element.
As shown in Figure 2, expression be the multi-direction physical connection of analogue network element part, wherein four-headed arrow represents bidirectional transmit-receive optical fiber.For example, between 5 analogue network elements, light receiving unit in each analogue network element is all connected by 4 light Transmit-Receive Units of bidirectional transmit-receive optical fiber and other, that is to say, light Transmit-Receive Unit in each analogue network element receives the light signal from light Transmit-Receive Unit in other 4 analogue network elements, also sends light signal to light Transmit-Receive Unit in other 4 analogue network elements.
As shown in Figure 3, a present invention for the NE management dish interface of the network routing protocol testing device of NE management dish all in occupied situation, can be by a plurality of network routing protocol testing devices of the present invention, by light Transmit-Receive Unit bidirectional transmit-receive optical fiber between adjacent stream oriented device, realize cascade, form more large scale scene test.
The present invention, for the network routing protocol testing method of NE management dish, comprises the steps:
S1. the NE management dish in each analogue network element is responsible for DCC signal to process, after processing, DCC signal changes the signal of telecommunication into, by NE management dish interface, pass to backboard, the described signal of telecommunication is sent to the light Transmit-Receive Unit interface of backboard, and then transfers to the light Transmit-Receive Unit in same analogue network element.
S2. described smooth Transmit-Receive Unit changes the described signal of telecommunication into light signal, and exported at port corresponding to light Transmit-Receive Unit by signal controlling module controls light signal, as the output signal of analogue network element 1, by bidirectional transmit-receive Optical Fiber Transmission to the light Transmit-Receive Unit in connected a plurality of analogue network elements.Wherein the light signal of different transmission directions, makes the different port output with light Transmit-Receive Unit.
S3. the connected smooth Transmit-Receive Unit of the optical signals after output receives, receive the light Transmit-Receive Unit of described light signal, described light signal is converted to electric signal transmission to the light Transmit-Receive Unit interface of backboard, through signal controlling module controls, the signal of telecommunication is sent to NE management dish interface through light Transmit-Receive Unit interface, and then the NE management dish transferring in same network element is processed.
S4. the signal after processing can repeatedly send by above-mentioned S1 to S3 flow process, thereby forms the transmission of DCC signal between each analogue network element, and the feasibility of checking NE management dish operation ospf protocol route protection, reaches practical implementation effect.
Utilizing signal on-off controller to realize certain NE management dish interface signal interrupts; corresponding NE management dish is when can not receive DCC signal; to enable OSPF(Open Shortest Path First; ospf) other available backplane interface resources of treaty shopping; restoring signal transmits and processes; with the use of the multiple actual physics topology such as the heavy-route pathfinding on this model engineering, mulitpath pathfinding, equal-cost route switching scene, for verifying the feasibility of the ospf protocol route protection of NE management dish operation.By NE management dish parameter being arranged to IP address and territory IP configures, the IP of the NE management dish of each different analogue network element is all not identical, realizes the multiple flexible networking modes such as plane routing structure or Tiered routing choice structure.
Between analogue network element, by ospf protocol Automatic-searching Duan road strength, reach route between sourcesink network element and connect; Test result can be which bar network path of walking by receiving DCC sense on NE management dish, reflecting.As shown in Figure 2, such as sourcesink network element is respectively analogue network element 1 and analogue network element 2, communication between these two analogue network elements finds that by ospf protocol analogue network element 1 carries out work to analogue network element 2 these paths automatically, by signal on-off controller simulation 1, arrive 2 DCC faults of analogue network element, sourcesink network element is found new path by enabling ospf protocol: analogue network element 1 recovers communication to analogue network element 3 to analogue network element 2, by that analogy, while there is fault in network, sourcesink network element can recover communication by Automatic-searching available path, with this, check the network routing protocol processes ability of NE management dish.
The present invention is not limited to above-mentioned execution mode, for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, within these improvements and modifications are also considered as protection scope of the present invention.The content not being described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.

Claims (10)

1. the network routing protocol testing device for NE management dish, comprise backboard and connected a plurality of smooth Transmit-Receive Unit, it is characterized in that: also comprise a plurality of NE management dishes, a plurality of NE management dishes are all connected to described backboard, a management dish adds a corresponding light Transmit-Receive Unit and forms an analogue network element, light-receiving or the transmission of the corresponding a plurality of analogue network elements of light Transmit-Receive Unit in each analogue network element, and by bidirectional transmit-receive optical fiber, connect between corresponding analogue network element.
2. the network routing protocol testing device for NE management dish as claimed in claim 1, is characterized in that: also comprise the signal controlling module being connected with backboard, for controlling the transmission direction of each analogue network element signal.
3. the network routing protocol testing device for NE management dish as claimed in claim 1, is characterized in that: also comprise the signal on-off controller being connected with backboard, for the signal of analogue network element is carried out to break-make control.
4. the network routing protocol testing device for NE management dish as claimed in claim 1, it is characterized in that: described backboard comprises a plurality of NE management dish interfaces and a plurality of smooth Transmit-Receive Unit interface, described a plurality of NE management dish is connected to backboard by NE management dish interface respectively, and described a plurality of smooth Transmit-Receive Units are connected to backboard by a plurality of smooth Transmit-Receive Unit interfaces.
5. the network routing protocol testing device for NE management dish as claimed in claim 1, is characterized in that: a plurality of network routing protocol testing devices are realized cascade by bidirectional transmit-receive optical fiber.
6. the network routing protocol testing method for NE management dish based on device described in claim 1, is characterized in that, comprises the steps:
S1. the NE management dish in each analogue network element will be processed after DCC signal, change DCC signal into the signal of telecommunication and pass to backboard, and the signal of telecommunication transfers to the light Transmit-Receive Unit in same analogue network element by backboard again;
S2. described smooth Transmit-Receive Unit changes the described signal of telecommunication into light signal, by bidirectional transmit-receive Optical Fiber Transmission to the light Transmit-Receive Unit in connected a plurality of analogue network elements;
S3. the light Transmit-Receive Unit of receiving described light signal, is converted to electric signal transmission to backboard by described light signal, by backboard by this electric signal transmission to the NE management dish in same network element;
S4. the transmission of Multiple through then out step S1 to S3, forms the transmission of DCC signal between each analogue network element, the feasibility of checking NE management dish operation ospf protocol route protection.
7. the network routing protocol testing method for NE management dish as claimed in claim 6, is characterized in that: described backboard connects a signal controlling module, and signal controlling module controls backboard receives the transmission direction of the signal of telecommunication.
8. the network routing protocol testing method for NE management dish as claimed in claim 6, it is characterized in that: described backboard connects a signal on-off controller, backboard connects NE management dish by NE management dish interface, and described signal on-off controller is realized opening or interrupting of NE management dish interface DCC signal.
9. the network routing protocol testing method for NE management dish as claimed in claim 6, is characterized in that: the IP address of the NE management dish in described a plurality of analogue network elements is all not identical.
10. the network routing protocol testing method for NE management dish as claimed in claim 6, it is characterized in that: if there is the DCC signal interruption that certain NE management dish is corresponding, this NE management dish is enabled ospf protocol and is found the NE management dish that other are connected with backboard, and restoring signal transmits and processes.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114124727A (en) * 2021-11-08 2022-03-01 中信科移动通信技术股份有限公司 Network management communication pressure testing method and system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1464674A (en) * 2002-06-29 2003-12-31 深圳市中兴通讯股份有限公司 Method for implementing optical network signal control platform
US6728214B1 (en) * 1999-07-28 2004-04-27 Lucent Technologies Inc. Testing of network routers under given routing protocols
CN1681258A (en) * 2004-04-08 2005-10-12 上海科泰信息技术有限公司 Network route setting method of optical transmission apparatus for synchronizing digital series
CN1889396A (en) * 2006-07-13 2007-01-03 中兴通讯股份有限公司 Apparatus, System and method for realizing optical monitoring channel information transmission
GB2431816A (en) * 2005-10-31 2007-05-02 Agilent Technologies Inc Discovering and providing near real-time updates of virtual private networks (VPN) topologies
CN101387877A (en) * 2008-07-28 2009-03-18 中兴通讯股份有限公司 Optical fibre auto switching device and method thereof
CN101582719A (en) * 2009-06-18 2009-11-18 中兴通讯股份有限公司 Method and system for obtaining JO overhead byte as well as network element management facility and network element

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6728214B1 (en) * 1999-07-28 2004-04-27 Lucent Technologies Inc. Testing of network routers under given routing protocols
CN1464674A (en) * 2002-06-29 2003-12-31 深圳市中兴通讯股份有限公司 Method for implementing optical network signal control platform
CN1681258A (en) * 2004-04-08 2005-10-12 上海科泰信息技术有限公司 Network route setting method of optical transmission apparatus for synchronizing digital series
GB2431816A (en) * 2005-10-31 2007-05-02 Agilent Technologies Inc Discovering and providing near real-time updates of virtual private networks (VPN) topologies
CN1889396A (en) * 2006-07-13 2007-01-03 中兴通讯股份有限公司 Apparatus, System and method for realizing optical monitoring channel information transmission
CN101387877A (en) * 2008-07-28 2009-03-18 中兴通讯股份有限公司 Optical fibre auto switching device and method thereof
CN101582719A (en) * 2009-06-18 2009-11-18 中兴通讯股份有限公司 Method and system for obtaining JO overhead byte as well as network element management facility and network element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114124727A (en) * 2021-11-08 2022-03-01 中信科移动通信技术股份有限公司 Network management communication pressure testing method and system
CN114124727B (en) * 2021-11-08 2023-10-31 中信科移动通信技术股份有限公司 Network management communication pressure testing method and system

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