CN104333416A - xPON comprehensive test instrument for detecting fiber optic access network and test method - Google Patents
xPON comprehensive test instrument for detecting fiber optic access network and test method Download PDFInfo
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Abstract
The invention discloses an xPON comprehensive test instrument for detecting a fiber optic access network. The xPON comprehensive test instrument comprises a core processing unit, an optical signal processing unit, an xPON unit, a user interface unit, a business control unit, a data storage unit, a power supply unit and a clock unit. The core processing unit is connected with the optical signal processing unit, the xPON unit, the user interface unit, the business control unit and the data storage unit respectively. The xPON unit is connected with the optical signal processing unit and the user interface unit respectively. The xPON comprehensive test instrument is an integrated efficient measurement device of the fiber optic access network, and can convert and test the state of an Ethernet Passive Optical Network (EPON) or a GPON (Gigabit Passive Optical Network). The invention further discloses a test method of the xPON comprehensive test instrument for detecting the fiber optic access network.
Description
Technical field
The invention belongs to Networks of Fiber Communications technical field, particularly relate to a kind of xPON comprehensive tester for detection fiber access network and method of testing.
Background technology
Under the historical background of the global tide of IT application, FTTx builds and is in full swing.PON is the key technology solving soft exchange " last one kilometer ", is the solution realizing FTTx most attraction.PON technology is again based on EPON and GPON, and its commercial net construction is already in full swing.
For EPON network, being limited in scope of IEEE 802.3ah agreement, some data link layers, management level and the non-specification of operation layer function, as cipher mode, sla management, TDM business, VoIP business.Each chip manufacturer and equipment vendors all expand IEEE802.3ah according to respective demand, there is much privately owned realization.These all cause EPON equipment to there is some problems in intercommunication, and the instrument in the urgent need to specialty carries out accident analysis and location.
For GPON network, ONU chip mainly does in the chip manufacturer of GPON, the OLT chip of BroadLight is only had to occupy a small amount of market share at present, Huawei (Hai Si), in emerging, A Lang (freescale customization) be all privately owned chip, be unfavorable for the benign development of industrial chain, and bring certain obstacle to intercommunication.
Meanwhile, when PON beginning, usually need the equipment such as Tape movement power supply, ONU, PC or instrument to complete commissioning, need other network test tool to test the speed, carry inconvenience and troublesome poeration.When later maintenance, encounter problems and can only simply replace ONU and solve, be unfavorable for long-term improvement.In addition, occurred that GPON and EPON mixes the scene of arranging net in a large number, single EPON or GPON test instrumentation more and more cannot meet market demand.A small and exquisite, multi-functional xPON integration test instrument is needed in market badly.
In order to overcome the defect cannot testing EPON and GPON network state in prior art simultaneously, propose a kind of xPON comprehensive tester for detection fiber access network and method of testing.
Summary of the invention
The present invention proposes a kind of xPON comprehensive tester for detection fiber access network, comprising: core processing unit, optical signal processing unit, xPON unit, user interface section, Service Control Unit, data storage cell, power subsystem and clock unit; Described core processing unit connects, for realizing transfer of data and process with described optical signal processing unit, described xPON unit, described user interface section, described Service Control Unit and described data storage cell respectively; Described optical signal processing unit is used for sampling to light signal, calibrates and analyze the optical power value of described light signal after sampling; Described xPON unit connects with described optical signal processing unit and described user interface section respectively; Described xPON unit is provided with xPON dual-mode chip, for connecting with EPON or GPON; Described user interface section comprises optical network interface and internet interface; Described Service Control Unit is for arranging the configuration parameter of EPON or GPON; Described data storage cell realizes data and stores and digital independent; Described power subsystem is used for providing working power, and described clock unit is for providing the clock signal needed for work.
It is described in the xPON comprehensive tester of detection fiber access network that the present invention proposes, and described xPON unit comprises EPON/GPON Media Access Controlled and EPON/GPON controller; Described EPON/GPON Media Access Controlled is connected with described user interface section, for light signal switching electrical signals is encapsulated into Layer 2 data frame; Described EPON/GPON controller is connected with described core processing unit and described user interface section respectively, for the treatment of the protocol interaction of EPON/GPON.
It is described in the xPON comprehensive tester of detection fiber access network that the present invention proposes, and described Service Control Unit is provided with output module and input module; Described output module is used for image or text importing configuration data and EPON or GPON pattern; The configuration data that described input module is used for arranging to described Service Control Unit input user is EPON or GPON pattern.
It is described in the xPON comprehensive tester of detection fiber access network that the present invention proposes, when being in optical test path pattern, described optical signal processing unit is connected with described user interface section by described xPON unit, described optical signal processing unit detects the luminous power of the 1490nm/1550nm wavelength channels that described local side optical line terminal sends, and the power of described light signal is calibrated, for detecting the operating state of the optical branching device in described local side optical line terminal, optical fiber or optical-fiber network.
It is described in the xPON comprehensive tester of detection fiber access network that the present invention proposes, when being in optical network unit emulation testing pattern, described Service Control Unit arranges the configuration parameter of EPON or GPON, described core processing unit revises the machine authentication information for simulating optical network unit to be emulated, described xPON unit, by described user interface section access exterior light network, makes described core processing unit be connected with described exterior light network as optical network unit; Described core processing unit is by analyzing the data of exterior light network in order to detect Link State, and the data according to resolving carry out malfunction elimination to link, realize the detection to optical-fiber network.
It is described in the xPON comprehensive tester of detection fiber access network that the present invention proposes, under being in operational trials pattern, described Service Control Unit arranges the configuration parameter of EPON or GPON, described core processing unit configuring internet Connecting quantity, described core processing unit is connected by described user interface section and exterior light network, the tachometer signal that described core processing unit sends enters exterior light network and the Internet successively from described user interface section, and receive the feedback signal being sent it back described user interface section successively by the Internet and exterior light network, described core processing unit is according to the transmission rate of the time difference testing network communication data between described tachometer signal and feedback signal.
The invention allows for a kind of xPON integrated test facility for detection fiber access network, comprise the steps:
Step one: initial xPON comprehensive tester, utilizes Service Control Unit to arrange EPON pattern or GPON pattern, load the configuration parameter of EPON or GPON from described Service Control Unit;
Step 2: described core processing unit configures according to configuration parameter and calls described optical signal processing unit, described xPON unit and described user interface section;
Step 3: select test pattern, and configure described core processing unit according to described test pattern, call described optical signal processing unit, described xPON unit and described user interface section to send or to accept exterior light network of network communication data by described core processing unit, described core processing unit tests the operating state of described optical-fiber network.
The present invention propose described in the xPON integrated test facility of detection fiber access network, described test pattern comprises optical test path pattern, described optical test path pattern comprises following testing procedure:
Step a1: described optical signal processing unit is connected with local side optical line terminal by described user interface section;
Step a2: described optical signal processing unit detects the luminous power of the 1490nm/1550nm wavelength channels that described local side optical line terminal sends, and calibrates the power of described light signal;
Step a3: the operating state of the optical branching device in local side optical line terminal, optical fiber or optical-fiber network according to the power detection after calibration, if described power is zero or lower than threshold value, then described local side optical line terminal, described optical fiber or described optical branching device exist fault.
The present invention propose described in the xPON integrated test facility of detection fiber access network, described test pattern comprises optical network unit emulation testing pattern, described optical network unit emulation testing pattern comprises following testing procedure:
Step b1: described Service Control Unit arranges the configuration parameter of EPON or GPON, described core processing unit revises the machine authentication information for making the optical network unit that described xPON unit simulation is to be emulated;
Step b2: by described xPON unit by described user interface section access exterior light network, described xPON unit is connected with described exterior light network as optical network unit by user interface section;
Step b3: described core processing unit by analyzing the data of exterior light network in order to detect Link State, and analyzes rear eOAM or OMCI agreement for showing configuration flow and the business model of local side optical line terminal in exterior light network;
Step b4: resolve the data in optical-fiber network connection procedure, the data according to resolving carry out malfunction elimination to link, till described core processing unit and described local side optical line terminal set up Virtual Local Area Network.
The present invention propose described in the xPON integrated test facility of detection fiber access network, described test pattern comprises operational trials pattern, described operational trials pattern comprises following testing procedure:
Step c1: select test path, described Service Control Unit arranges the configuration parameter of EPON or GPON according to test path, described core processing unit configuring internet Connecting quantity;
Step c2: described core processing unit is connected by described user interface section and exterior light network, the tachometer signal that described core processing unit sends enters exterior light network and the Internet successively from described user interface section;
Step c3: described core processing unit receives the feedback signal being sent it back described user interface section successively by the Internet and exterior light network;
Step c4: described core processing unit is according to the transmission rate of the time difference testing network communication data between described tachometer signal and feedback signal.
Beneficial effect of the present invention is: the measurement mechanism that the invention provides a kind of intelligent acess network of integrated integrated high-efficient, can switch simultaneously and test the state of EPON or GPON network.Be built-in with the configuration parameter of the optical network unit of Duo Jia different company exploitation in tester of the present invention, test pattern can be set to test different network operating states.
Accompanying drawing explanation
Fig. 1 is the structure chart of xPON comprehensive tester of the present invention
Fig. 2 is the Organization Chart of the optical test path pattern of the xPON comprehensive tester of the embodiment of the present invention;
Fig. 3 is the Organization Chart of the optical network unit emulation testing pattern of the xPON comprehensive tester of the embodiment of the present invention;
Fig. 4 is the Organization Chart of the operational trials pattern of the xPON comprehensive tester of the embodiment of the present invention.
Embodiment
In conjunction with following specific embodiments and the drawings, the present invention is described in further detail.Implement process of the present invention, condition, experimental technique etc., except the following content mentioned specially, be universal knowledege and the common practise of this area, the present invention is not particularly limited content.
See Fig. 1, the xPON comprehensive tester that the present invention is used for detection fiber access network comprises: core processing unit 1, optical signal processing unit 2, xPON unit 3, user interface section 4, Service Control Unit 5, data storage cell 6, power subsystem 7 and clock unit 8.Core processing unit 1 connects with optical signal processing unit 2, xPON unit 3, user interface section 4, Service Control Unit 5 and data storage cell 6 respectively, for realizing transfer of data and process.The optical power value of light signal is calibrated and analyzed to optical signal processing unit 2, for sampling to light signal, after sampling; XPON unit 3 connects with optical signal processing unit 2 and user interface section 4 respectively; XPON unit 3 is provided with xPON dual-mode chip, for connecting with EPON or GPON; User interface section 4 comprises optical network interface and internet interface; Service Control Unit 5 is for arranging the configuration parameter of EPON or GPON; Data storage cell 6 realizes data and stores and digital independent, and data storage cell 6 is the storage mediums such as SD card and/or NAND FLASH, and data comprise optical module calibration factor, the MAC Address of user authentication, LOID, SN, OAM, OMCI mutual message etc.; Power subsystem 7 is for providing working power, and clock unit 8 is for providing the clock signal needed for work.
The specific works principle of tester of the present invention is as follows:
Core processing unit 1 starts rear loaded with traffic control unit 5, completes initial configuration and the display at interface.Optical signal processing unit 2 realizes light path parameter measurement, completes the data transmission with xPON unit 3, and light path measurement result is sent to core processing unit 1 by opto-electronic conversion or electro-optic conversion.
XPON unit 3 supports G/EPON bimodulus and handoff functionality thereof, on the one hand treatment and analysis is carried out to the protocol data message received (as mac layer (MPCP) protocol frame, Operation, Administration and Maintenance OAM frame/management control interface OMCI frame etc.) and ethernet frame, and notify core processing unit 1; On the other hand, xPON unit 3 also accepts the control of core processing unit 1, and process MPCP frame, OAM frame/OMCI frame and ethernet data frame also send optical signal processing unit 2 to.Under hardware forward mode, user interface section 4 and xPON unit 3 directly transmit data.Core processing unit 1 reads light path measurement result, analyzes protocol data, sets up business model, realizes the mapping of data flow, finishing service test, arranges optical signal processing unit 2 parameter, xPON unit 3 parameter and user interface section 4 parameter according to configuration file or Historic preservation data.
CPU accepts business the management of control unit 5 and configuration, and control xPON unit 3EPON/GPON pattern switches and drives and realizes.Also the mode of operation of this tester and parameter being configured of Service Control Unit 5, and show this device test result in different modes.Data storage cell 6 completes data and stores and read.Clock unit 8 and power subsystem 7 as hardware support system, collaborative work.
XPON unit 3 in the present invention comprises EPON/GPON Media Access Controlled (EPON/GPON MAC) and EPON/GPON controller; EPON/GPON Media Access Controlled is connected with user interface section 4, for light signal is converted to the signal of telecommunication, and is encapsulated as Layer 2 data frame; EPON/GPON controller is connected with core processing unit 1 and user interface section 4 respectively, for the treatment of EPON/GPON interaction protocol, comprises MPCP, OAM, OMCI etc.
Service Control Unit 5 in the present invention is provided with output module and input module; Output module is used for image or text importing configuration data and EPON or GPON pattern; Input module is used for the configuration data from user's setting to Service Control Unit 5 and EPON or the GPON pattern that input.Such as, this input module is touch-screen, and this output module is LCDs.
The method of testing that the present invention is based on above-mentioned xPON tester comprises the steps:
Step one: initial xPON comprehensive tester, utilizes Service Control Unit 5 to arrange EPON pattern or GPON pattern, load the configuration parameter of EPON or GPON from Service Control Unit 5;
Step 2: core processing unit 1 configures according to configuration parameter and calls optical signal processing unit 2, xPON unit 3 and user interface section 4;
Step 3: select test pattern, and according to test pattern configuration core processing unit 1, optical signal processing unit 2, xPON unit 3 and user interface section 4 is called to send or to accept exterior light network of network communication data, the operating state of core processing unit 1 testing optical network by core processing unit 1.
Be specially, loaded with traffic control unit 5 after being started by core processing unit 1 Boot Dernel, completes initial configuration and the display at interface; Service Control Unit 5 enters xPON model selection interface, and Service Control Unit 5 has selected the hardware address loading GPON or EPON to drive (MAC driving) according to user; Service Control Unit 5 arranges the configuration parameter of optical signal processing unit 2, xPON unit 3 and user interface section 4 according to configuration file or Historic preservation data; Initialization is complete, and this xPON comprehensive tester can carry out more fully functional test and information inquiry.
XPON comprehensive tester of the present invention comprises following test path:
1) LAN test, simulation PC PC, externally initiates test by core processing unit 1 (CPU) by the internet interface of user;
2) PON test, simulation optical network unit ONU and PC PC, externally initiate test by core processing unit 1 (CPU) by optical network interface (PON mouth);
3) LAN+PON test, simulation optical network unit ONU, completes the test of local network LAN to optical network interface PON mouth.
Utilize with upper pathway, xPON comprehensive tester of the present invention comprises following test pattern:
1) optical test path pattern, for completing power display and power budget;
2) ONU simulation model, for completing ONU emulation, protocol interaction and display;
3) operational trials pattern, for completing network interworking test and performance test.Respectively above three kinds of test patterns are described in detail below:
(1) optical test path pattern
As shown in Figure 2, the optical test path pattern of xPON comprehensive tester, realizes power meter function.The operation principle of optical test path pattern is: under this pattern, optical line terminal OLT optical module is not luminous, the 1490nm/1550nm wavelength light power descending by optical signal processing unit 2 couples of OLT of xPON comprehensive tester detects and measures, and is shown by the liquid crystal display screen of Service Control Unit 5.
More specifically, OLT is at local side, and ONU, at user side, is connected by optical fiber between the two, is connected with path-splitting device between xPON comprehensive tester and OLT.Due to the network architecture that PON is based on point-to-multipoint (MPCP), optical branching device completes light splitting, finally reaches different user terminals.When optical fiber link wiring is normal, this xPON comprehensive tester connects optical fiber, can receive the luminous power that OLT optical module sends.OLT is descending is fixing 1490nm/1550nm wavelength, and optical signal processing unit 2 carries out data sampling for this wavelength, then through optical power calibration, shows current optical power value accurately finally by liquid crystal display screen.If do not receive luminous power or luminous power is too low, illustrate that optical fiber, optical branching device or optical module etc. exist fault.
So xPON tester of the present invention comprises following testing procedure in optical test path pattern:
Step a1: optical signal processing unit 2 is connected with local side optical line terminal by user interface section 4;
Step a2: optical signal processing unit 2 detects the luminous power of the 1490nm/1550nm wavelength channels that local side optical line terminal sends, and calibrates the power of light signal;
Step a3: according to the operating state of optical branching device in power detection local side optical line terminal, optical fiber or the optical-fiber network after calibration, if power is zero or lower than threshold value, then local side optical line terminal, optical fiber or optical branching device exist fault.
(2) optical network unit emulation testing pattern
The ONU emulation testing pattern of xPON comprehensive tester, realizes link protocol audit function.Consult Fig. 3, the operation principle of optical network unit emulation testing pattern is: it is normal that physical layer measuring light power ensures that fibre circuit is communicated with, and utilizes complete xPON unit 3 can realize emulating optical network unit ONU and simulating all kinds of ONU realizing the intercommunication with different manufacturers OLT; In registration process, core processing unit 1 carries out protocol testing or daily record inspection, carries out complete monitoring display to protocol interaction process, facilitates user to carry out accident analysis and location.
More specifically, the built-in xPON dual-mode chip of xPON unit 3 of xPON comprehensive tester, can support the protocol stack of EPON and GPON respectively.The CTC3.0 standard that comprehensive support eOAM aspect is up-to-date and OMCI aspect ITU984.4 standard, can complete the emulation of dissimilar ONU, protocol testing, analysis and display.Because domestic and international OLT producer is more, and the OLT of main flow supports EPON board and GPON board simultaneously, is completed the transmission of data after data processing by identical or different upper united mouth.
First, for same OLT, this tester can complete the hybrid test of GPON and EPON:
Step b1: Service Control Unit 5 arranges the configuration parameter of EPON or GPON, core processing unit 1 is revised the machine authentication information and is simulated optical network unit to be emulated for making xPON unit 3; EPON comprises MAC Address, LOID and password, and GPON comprises No. SN and password, LOID and password, selects ONU type simultaneously, prepares the protocol interaction of simulation and OLT;
Step b2:xPON unit 3 accesses exterior light network by user interface section 4, and xPON unit 3 is connected with exterior light network as optical network unit;
Step b3: core processing unit 1 by analyzing the data of exterior light network in order to detect Link State, and analyzes rear eOAM or OMCI agreement for showing configuration flow and the business model of local side optical line terminal in exterior light network;
Step b4: registration and certification complete, and then illustrate and emulate successfully when parsing the data such as Virtual Local Area Network VLAN; When authentification failure or point out other mistakes, then illustrate that link exists fault.According to link instruction investigation fault, and further amendment can be made, repeat step b3, until the instruction of whole link is issued successfully by, VLAN.Secondly, for different manufacturers OLT, this tester can be compatible, repeats step b1 above, b2, b3, b4, complete dependence test.
(3) operational trials pattern
As shown in Figure 4, the operational trials pattern of xPON comprehensive tester can realize network failure quick position and network speed test.This xPON comprehensive tester solves network in application layer and to test the speed problem, now requires OLT accessing Internet.PON can well provide the business such as data, VOIP, IPTV, and data service is also the most frequently used business, is also the test emphasis of this tester.Testing procedure is as follows:
Step c1: select test path, Service Control Unit 5 arranges the configuration parameter of EPON or GPON according to test path, core processing unit 1 configuring internet Connecting quantity; Specifically, the test interface of xPON comprehensive tester comprises light mouth and network interface, thus supports two kinds of test paths: namely test from PON mouth (optical network interface) and test from UNI mouth (internet interface).From the test of PON mouth, this tester is equivalent to ONU and PC, i.e. the business datum of core processing unit 1 generation, is sent to OLT by PON mouth, is forwarded to upper even mouth and realizes the access of the Internet by OLT.From the test of UNI mouth, this tester is equivalent to PC, to be connected and to test by network interface with external equipment.
About the Internet Connecting quantity, mainly based on PPPoE, DHCP, static acquisition three kinds of IP obtain manners.What wherein ONU was the most frequently used is PPPoE dial feature, can provide account and password when user opens above work order, correctly inputs in relative conversations frame, if authentication success, then can be connected into network.Similar, DHCP is automatic acquisition mode, and user without the need to configuring any information, but needs DHCP Server to provide service; Static configuration then can by configuration network parameter, subtest and problem analysis initiatively.This tester also provides the network tools such as such as PING, TRACERT, TELNET, assists and carries out network analysis and fault location.If network unsuccessfully, then need to consider ONU whether authentication success, and obtain IP whether successfully etc.
Step c2: core processing unit 1 is connected by user interface section 4 and exterior light network, the tachometer signal that core processing unit 1 sends enters exterior light network and the Internet successively from user interface section 4;
Step c3: core processing unit 1 receives the feedback signal being sent it back user interface section 4 successively by the Internet and exterior light network;
Step c4: core processing unit 1 is according to the transmission rate of the time difference testing network communication data between tachometer signal and feedback signal.Above step c3 comprise to the mode of testing the speed that step 4 is main fast test the speed, FTP download test the speed, Web tests the speed.
Fast testing the speed is one-touch testing the speed, and configurablely tests the speed the time, then enters the state of testing the speed; After completing test, show current network state and network rate is accurately provided.
FTP downloads and tests the speed, and namely by FTP account, logs on ftp server, downloads the bag of a suitable size, the current downloading rate of instant display offer curves figure, more intuitively.Download complete, then eject the result that interface display this time tests the speed, comprise the information such as maximal rate, average speed.
Web tests the speed, be then by Web page loading, display network speed.ONU user generally tends to simply judge network condition by webpage loading velocity, and thus this instrument is directly perceived, simple, efficient.
Protection content of the present invention is not limited to above embodiment.Under the spirit and scope not deviating from inventive concept, the change that those skilled in the art can expect and advantage are all included in the present invention, and are protection range with appending claims.
Claims (10)
1. the xPON comprehensive tester for detection fiber access network, it is characterized in that, comprising: core processing unit (1), optical signal processing unit (2), xPON unit (3), user interface section (4), Service Control Unit (5), data storage cell (6), power subsystem (7) and clock unit (8);
Described core processing unit (1) connects, for realizing transfer of data and process with described optical signal processing unit (2), described xPON unit (3), described user interface section (4), described Service Control Unit (5) and described data storage cell (6) respectively;
The optical power value of described light signal is calibrated and analyzed to described optical signal processing unit (2), for sampling to light signal, after sampling;
Described xPON unit (3) connects with described optical signal processing unit (2) and described user interface section (4) respectively; Described xPON unit (3) is provided with xPON dual-mode chip, for connecting with EPON or GPON;
Described user interface section (4) comprises optical network interface and internet interface;
Described Service Control Unit (5) is for arranging the configuration parameter of EPON or GPON;
Described data storage cell (6) realizes data and stores and digital independent;
Described power subsystem (7) is for providing working power, and described clock unit (8) is for providing the clock signal needed for work.
2., as claimed in claim 1 for the xPON comprehensive tester of detection fiber access network, it is characterized in that, described xPON unit (3) comprises EPON/GPON Media Access Controlled and EPON/GPON controller;
Described EPON/GPON Media Access Controlled is connected with described user interface section (4), for light signal is converted to the signal of telecommunication, and is encapsulated as Layer 2 data frame;
Described EPON/GPON controller is connected with described core processing unit (1) and described user interface section (4) respectively, for the treatment of the protocol interaction of EPON/GPON.
3., as claimed in claim 1 for the xPON comprehensive tester of detection fiber access network, it is characterized in that, described Service Control Unit (5) is provided with output module and input module; Described output module is used for image or text importing configuration data and EPON or GPON pattern; The configuration data that described input module is used for arranging to described Service Control Unit (5) input user is EPON or GPON pattern.
4. as claimed in claim 1 for the xPON comprehensive tester of detection fiber access network, it is characterized in that, when being in optical test path pattern, described optical signal processing unit (2) is connected with described user interface section (4) by described xPON unit (3), described optical signal processing unit (2) detects the luminous power of the 1490nm/1550nm wavelength channels that described local side optical line terminal sends, and the power of described light signal is calibrated, for detecting described local side optical line terminal, the operating state of the optical branching device in optical fiber or optical-fiber network.
5. as claimed in claim 1 for the xPON comprehensive tester of detection fiber access network, it is characterized in that, when being in optical network unit emulation testing pattern, described Service Control Unit (5) arranges the configuration parameter of EPON or GPON, described core processing unit (1) amendment the machine authentication information is for simulating optical network unit to be emulated, described xPON unit (3), by described user interface section (4) access exterior light network, makes described core processing unit (1) be connected with described exterior light network as optical network unit; Described core processing unit (1) is by analyzing the data of exterior light network in order to detect Link State, and the data according to resolving carry out malfunction elimination to link, realize the detection to optical-fiber network.
6. as claimed in claim 1 for the xPON comprehensive tester of detection fiber access network, it is characterized in that, under being in operational trials pattern, described Service Control Unit (5) arranges the configuration parameter of EPON or GPON, described core processing unit (1) configuring internet Connecting quantity, described core processing unit (1) is connected by described user interface section (4) and exterior light network, the tachometer signal that described core processing unit (1) sends enters exterior light network and the Internet successively from described user interface section (4), and receive the feedback signal being sent it back described user interface section (4) successively by the Internet and exterior light network, described core processing unit (1) is according to the transmission rate of the time difference testing network communication data between described tachometer signal and feedback signal.
7., for an xPON integrated test facility for detection fiber access network, it is characterized in that, comprise the steps:
Step one: initial xPON comprehensive tester, utilizes Service Control Unit (5) to arrange EPON pattern or GPON pattern, loads the configuration parameter of EPON or GPON from described Service Control Unit (5);
Step 2: described core processing unit (1) configures according to configuration parameter and calls described optical signal processing unit (2), described xPON unit (3) and described user interface section (4);
Step 3: select test pattern, and configure described core processing unit (1) according to described test pattern, call described optical signal processing unit (2), described xPON unit (3) and described user interface section (4) to send or to accept exterior light network of network communication data by described core processing unit (1), described core processing unit (1) tests the operating state of described optical-fiber network.
8., as claimed in claim 7 for the xPON integrated test facility of detection fiber access network, it is characterized in that, described test pattern comprises optical test path pattern, and described optical test path pattern comprises following testing procedure:
Step a1: described optical signal processing unit (2) is connected with local side optical line terminal by described user interface section (4);
Step a2: described optical signal processing unit (2) detects the luminous power of the 1490nm/1550nm wavelength channels that described local side optical line terminal sends, and calibrates the power of described light signal;
Step a3: the operating state of the optical branching device in local side optical line terminal, optical fiber or optical-fiber network according to the power detection after calibration, if described power is zero or lower than threshold value, then described local side optical line terminal, described optical fiber or described optical branching device exist fault.
9., as claimed in claim 7 for the xPON integrated test facility of detection fiber access network, it is characterized in that, described test pattern comprises optical network unit emulation testing pattern, and described optical network unit emulation testing pattern comprises following testing procedure:
Step b1: described Service Control Unit (5) arranges the configuration parameter of EPON or GPON, described core processing unit (1) amendment the machine authentication information is used for making described xPON unit (3) simulate optical network unit to be emulated;
Step b2: by described xPON unit (3) by described user interface section (4) access exterior light network, described xPON unit (3) is connected with described exterior light network as optical network unit;
Step b3: described core processing unit (1) by analyzing the data of exterior light network in order to detect Link State, and analyzes rear eOAM or OMCI agreement for showing configuration flow and the business model of local side optical line terminal in exterior light network;
Step b4: resolve the data in optical-fiber network connection procedure, the data according to resolving carry out malfunction elimination to link, till described core processing unit (1) sets up Virtual Local Area Network with described local side optical line terminal.
10., as claimed in claim 7 for the xPON integrated test facility of detection fiber access network, it is characterized in that, described test pattern comprises operational trials pattern, and described operational trials pattern comprises following testing procedure:
Step c1: select test path, described Service Control Unit (5) arranges the configuration parameter of EPON or GPON according to test path, described core processing unit (1) configuring internet Connecting quantity;
Step c2: described core processing unit (1) is connected by described user interface section (4) and exterior light network, and the tachometer signal that described core processing unit (1) sends enters exterior light network and the Internet successively from described user interface section (4);
Step c3: described core processing unit (1) receives the feedback signal being sent it back described user interface section (4) successively by the Internet and exterior light network;
Step c4: described core processing unit (1) is according to the transmission rate of the time difference testing network communication data between described tachometer signal and feedback signal.
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| CN105515648A (en) * | 2015-12-18 | 2016-04-20 | 成都广达新网科技股份有限公司 | BOSA ON BOARD ONU module parameter calibration platform and working method thereof |
| WO2017219914A1 (en) * | 2016-06-21 | 2017-12-28 | 中兴通讯股份有限公司 | Mobile terminal, and passive optical network information collection method and apparatus |
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| CN111182377A (en) * | 2019-12-31 | 2020-05-19 | 瑞斯康达科技发展股份有限公司 | GPON ONU registration device and method |
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| CN105515648A (en) * | 2015-12-18 | 2016-04-20 | 成都广达新网科技股份有限公司 | BOSA ON BOARD ONU module parameter calibration platform and working method thereof |
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| CN110545494A (en) * | 2018-05-29 | 2019-12-06 | 中兴通讯股份有限公司 | method and device for rapidly switching passive optical network types and related equipment thereof |
| CN108965864A (en) * | 2018-07-03 | 2018-12-07 | 上海欣诺通信技术股份有限公司 | IPTV protocal analysis equipment |
| CN110198178A (en) * | 2019-07-15 | 2019-09-03 | 凌云天博光电科技股份有限公司 | A kind of link failure detection method, apparatus and system |
| CN111182377A (en) * | 2019-12-31 | 2020-05-19 | 瑞斯康达科技发展股份有限公司 | GPON ONU registration device and method |
| CN113660034A (en) * | 2021-08-17 | 2021-11-16 | 上海欣诺通信技术股份有限公司 | Analysis method and device of handheld PON (passive optical network) simulation system |
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