CN104125107B - The test device and method of EPON system and its OAM amplifying messages - Google Patents
The test device and method of EPON system and its OAM amplifying messages Download PDFInfo
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- CN104125107B CN104125107B CN201310148108.0A CN201310148108A CN104125107B CN 104125107 B CN104125107 B CN 104125107B CN 201310148108 A CN201310148108 A CN 201310148108A CN 104125107 B CN104125107 B CN 104125107B
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Abstract
The invention discloses a kind of EPON system and its test device and method of OAM amplifying messages, test device includes OAM amplifying message standard databases, the implication and reference format of each field for storing OAM amplifying messages；OAM amplifying message trapping modules, for capturing target OAM amplifying messages in real time；OAM amplifying message parsing modules, the implication of each field for parsing the target OAM amplifying messages；OAM amplifying message test modules, whether the implication of each field for detecting the target OAM amplifying messages parsed meets the reference format of OAM amplifying messages, if so, then the target OAM amplifying messages pass through test, if it is not, then the target OAM amplifying messages do not pass through test.The present invention to each field of OAM amplifying messages can gradually parse and detect automatically, save the testing time, improve the accuracy of testing efficiency and test.
Description
Technical field
The present invention relates to a kind of EPON system and its test device and method of OAM amplifying messages, more particularly to one kind
The survey of the OAM amplifying messages for the EPON system that the implication of each field of OAM amplifying messages can be parsed automatically and tested
Trial assembly is put, a kind of method of testing of OAM amplifying messages for the EPON system realized using the test device and one kind are included
The EPON system of the test device.
Background technology
EPON（Ethernet passive optical network）It is with a kind of emerging broadband access technology, it passes through single intelligent acess system
System, realizes the Integrated services access of data, voice and video, EPON is mainly made up of three parts, including OLT（Optical link is whole
End）、ODN（Optical Distribution Network）And ONU（Optical network unit）, wherein OLT is located at local side, is responsible for providing network to multiple ONU connecing
Enter, ONU is located at user terminal, is responsible for the data of convergence user terminal and sends data to OLT, is otherwise responsible for receiving and is sent out from OLT
The data come.
And OAM in EPON system（Operation management maintainance）It using slow protocol address is purpose address that the characteristics of amplifying message, which is,
A jump can only be sent, only in PON（EPON）Sent and received on mouthful.And the OAM of EPON system is expanded in the prior art
All it is the hexadecimal that can obtain OAM amplifying messages first after OAM amplifying messages are captured when exhibition message is tested
Machine code, search desired code value according still further to bit, China Telecom's standard then compareed, manually to OAM amplifying messages
Each field detected one by one, check whether and meet reference format.And this detection mode wastes tester's very much
Time and efforts, and excessively rely on manually, cause deviation easily occur during test, testing efficiency is also very low.
The content of the invention
The technical problem to be solved in the present invention needs artificial right when being and testing OAM amplifying messages in the prior art to overcome
Each field of OAM amplifying messages is monitored one by one, easy when causing the time and efforts for wasting tester, and testing
There is deviation, the defects of testing efficiency is very low, there is provided a kind of implication for each field that can parse OAM amplifying messages automatically is simultaneously
The test device of the OAM amplifying messages for the EPON system tested, a kind of EPON system realized using the test device
OAM amplifying messages method of testing and a kind of EPON system for including the test device.
The present invention is that solve above-mentioned technical problem by following technical proposals：
The invention provides a kind of test device of the OAM amplifying messages of EPON system, its feature is that it includes：
One OAM amplifying message standard databases, implication and OAM for each field for storing OAM amplifying messages expand
Open up the reference format of message；
One OAM amplifying message trapping modules, the target OAM that the ONU equipment for capturing EPON system in real time receives expand
Open up message；
One OAM amplifying message parsing modules, for parsing the target from the OAM amplifying messages standard database
The implication of each field of OAM amplifying messages；
One OAM amplifying message test modules, for detecting the mesh parsed by the OAM amplifying messages parsing module
Whether the implication for marking each field of OAM amplifying messages meets the OAM extensions stored in the OAM amplifying messages standard database
The reference format of message, if so, then the target OAM amplifying messages are by test, if it is not, the then target OAM amplifying messages
Test is not passed through.
The OAM amplifying messages in EPON system can just be captured in real time using the test device of the present invention, and being capable of base
OAM amplifying messages are parsed in OAM amplifying messages standard database set in advance, and can be automatically to parsing
The implications of each field of OAM amplifying messages tested.So as to which tester to be solved to abjection from a section machine code
Come, also no longer need tester to each field of OAM amplifying messages manually compare and test, when saving test
Between, improve testing efficiency and the accuracy tested.
It is preferred that the OAM amplifying messages trapping module is used to pass through serial port or Telnet（Telnet）
Mode is captured in real time.
In EPON system, the ONU equipment of each chip manufacturers protocol locally can all supported to print display in order line
The OAM amplifying messages received, its form are a string of hexadecimal digits, while also carry other type informations of order line,
And the type information that the test for the OAM amplifying messages of the present invention need not then attach.
The order line of ONU equipment typically all supports serial port and Telnet modes to be managed, using serial ports
During communication modes, it is attached, and is being used using null modem cable RS232 between the test device and ONU equipment
During Telnet modes, then it is attached between the test device and ONU equipment by common netting twine.
And after the OAM amplifying messages are captured, it can also be filtered and is handled, specifically, can be from it
In filter out the specific OAM amplifying messages type of needs, while filter out other garbages of order line, such as type information
Deng.And on the basis of filtering, can also be to the lattice of OAM amplifying messages on the premise of ensureing that OAM amplifying message contents are constant
Formula is changed, so as to for the OAM amplifying messages parsing module provide handle after and uniform format OAM amplifying messages.
It is preferred that the OAM amplifying messages parsing module includes one first parsing module and one second parsing module, institute
State the target MAC (Media Access Control) address that the first parsing module is used to parse the target OAM amplifying messages（Hardware address）Field, source MAC
Location field, organization unique identifier field, extended operation code, the example index for managing object and type and ONU attributes and behaviour
The example index and type of work, second parsing module are used to parse in the target OAM amplifying messages to characterize the example
Remaining field after the field of index and the type.
It is preferred that the OAM amplifying messages standard database meets IEEE802.3-2005 for storage（A kind of EPON systems
The consensus standard of system）Middle Clause30（For providing management object, attribute and the consensus standard of operation）And Clause57（With
In the consensus standard of regulation OAM(Operation Administration Maintenance)）The implication of each field of defined OAM amplifying messages and the mark of OAM amplifying messages
Quasiconfiguaration.
The consensus standard of Clause30 and Clause57 in above-mentioned IEEE802.3-2005 include《China Telecom
EPON equipment technical requirements》And《CHINAUNICOM's EPON equipment technical requirements》In consensus standard on OAM amplifying messages.
It is preferred that the test device also includes a test result output module, surveyed for exporting the OAM amplifying messages
The test result of die trial block is to be shown.
Specifically, different viewing areas can be divided in display interface and carries out different marks to be tied to test
Fruit is shown.
It is an object of the invention to a kind of method of testing for the OAM amplifying messages for additionally providing EPON system, its feature exists
In it is realized using above-mentioned test device, and the method for testing comprises the following steps：
S1, storage OAM amplifying messages the implication of each field and the reference format of OAM amplifying messages；
S2, capture EPON system in real time the target OAM amplifying messages that receive of ONU equipment；
S3, parse from the OAM amplifying messages standard database each fields of the target OAM amplifying messages
Implication；
S4, each field of the target OAM amplifying messages for being parsed by the OAM amplifying messages parsing module of detection
Implication whether meet the reference formats of the OAM amplifying messages stored in the OAM amplifying messages standard database, if so, then
The target OAM amplifying messages are by test, if it is not, then the target OAM amplifying messages do not pass through test.
It is preferred that step S2In captured in real time by serial port or Telnet modes.
It is preferred that step S3Including one first analyzing step and one second analyzing step, first analyzing step is：Solution
Analyse the target MAC (Media Access Control) address fields of the target OAM amplifying messages, source MAC field, organization unique identifier field, extension
Command code, the example index for managing object and type and ONU attributes and the example of operation index and type, second parsing
Step is to parse the remaining word after the field that the example index and the type are characterized in the target OAM amplifying messages
Section.
It is preferred that step S1Middle storage meets OAM as defined in Clause30 and Clause57 in IEEE802.3-2005 and expanded
Open up the implication of each field and the reference format of OAM amplifying messages of message.
It is preferred that step S4Also include test result output step afterwards：Export the OAM amplifying messages test module
Test result is to be shown.
It is an object of the invention to additionally provide a kind of EPON system for including above-mentioned test device.
The positive effect of the present invention is：What the ONU equipment that the present invention can capture EPON system in real time received
OAM amplifying messages, and automatically each field of OAM amplifying messages can gradually parse and detect, so as to keep away
Exempt from tester machine code is carried out manually to search and compare, save the testing time, improve testing efficiency and test
Accuracy.
Brief description of the drawings
Fig. 1 is the structural representation of the test device of the OAM amplifying messages of the EPON system of the preferred embodiment of the present invention
Figure.
Fig. 2 is the flow chart of the method for testing of the OAM amplifying messages of the EPON system of the preferred embodiment of the present invention.
Embodiment
Present pre-ferred embodiments are provided below in conjunction with the accompanying drawings, to describe technical scheme in detail.
As shown in figure 1, the test device of the OAM amplifying messages of the EPON system of the present invention includes an OAM amplifying message marks
Quasi- database 1, an OAM amplifying messages trapping module 2, an OAM amplifying messages parsing module 3, an OAM amplifying message test modules
4 and a test result output module 5.
Wherein, the OAM amplifying messages standard database 1 be stored with each field of OAM amplifying messages implication and
The reference format of OAM amplifying messages, the consensus standard bag of Clause30 and Clause57 in described IEEE802.3-2005
Include《China Telecom's EPON equipment technical requirements》And《CHINAUNICOM's EPON equipment technical requirements》In on OAM amplifying messages
The implication of the consensus standard of form and each field.
Wherein, the example index of the partitioning standards management object of OAM amplifying messages type（Branch）And type（Leaf）
Or ONU attributes and the example of operation index（Branch）And type（Leaf）.
Each type of OAM amplifying messages form is fixed, and each field represents a kind of implication.Therefore OAM amplifying message marks
Quasi- database 1 designs the species according to OAM amplifying messages, to manage the example of object index（Branch）And type（Leaf）Or
ONU attributes and the example of operation index（Branch）And type（Leaf）Title as database table.Such as management object
Example indexes（Branch）It is worth for 0x36, manages the type of object（Leaf）It is worth for 0x0001, then database is this type
OAM amplifying messages establish the table of one entitled " 36-0001 ", and the class of this type OAM amplifying messages management object is deposited in table
Type（Leaf）The version of the later each field bytes of place field, each field value implication information and OAM amplifying messages.It is logical
Which is crossed, covering can be created《China Telecom's EPON equipment technical requirements》With《CHINAUNICOM's EPON equipment technical requirements》Respectively
The table of all types of OAM amplifying messages defined in individual version.And the OAM amplifying messages standard database 1 can use
MySQL（A kind of Relational DBMS）Set up.
In EPON system, the ONU equipment of each chip manufacturers protocol locally can all supported to print display in order line
The OAM amplifying messages received, its form are a string of hexadecimal digits, while also carry other type informations of order line,
And the type information that the test for the OAM amplifying messages of the present invention need not then attach.For example, it is that ONU equipment exists below
The order that order line prints：
Config\pon#pon debug rx enable
Config\pon#
Rcv OAM:
001417f0:0180c200000200e08e88000088090300.
00141800:08000110010000000f05ee0013250000
00141810:00000000000000000000000000000000
00141820:000000000000000000000000
Config\pon#pon debug tx enable
Config\pon#
send OAM:
0018dd44:0180c200000200132500000188090300.
0018dd54:30000110010000000e05ee0013250000
0018dd64:00000210010000000f05ee0013250000
0018dd74:0000
Config therein pon#pon debug rx enable, Config pon#, Config pon#pon debug
Tx enable, Config pon# be type information, and the remaining present invention required OAM in actual test that is only expands
Open up message.
And the OAM amplifying messages trapping module 2 will capture out target OAM extensions to be tested from above-mentioned order
Message, the order line of ONU equipment typically all supports serial port and Telnet modes to be managed, therefore the OAM expands
Exhibition message capturing module is used to be captured in real time by serial port or Telnet modes.Using serial port
When, it is attached between the OAM amplifying messages trapping module 2 and ONU equipment using null modem cable RS232, and using
During Telnet modes, then it is attached between the OAM amplifying messages trapping module 2 and ONU equipment by common netting twine.
In actual mechanical process, after the target OAM amplifying messages are captured, it can also be filtered and is located
Reason.Specifically, the specific OAM amplifying messages type of needs can be filtered out therefrom, while filters out other of order line
Garbage, such as type information.And on the basis of filtering, on the premise of ensureing that OAM amplifying message contents are constant, may be used also
Changed with the form to OAM amplifying messages, so as to for the OAM amplifying messages parsing module provide processing after and form system
One OAM amplifying messages.
TXT can be saved as after the target OAM amplifying messages are captured（A kind of text formatting）Text text
Part, to facilitate follow-up parsing and test.
And the OAM amplifying messages parsing module 3 then can parse institute from the OAM amplifying messages standard database 1
State the implication of each field of target OAM amplifying messages.Specifically, the OAM amplifying messages parsing module 3 includes one first
The parsing module 32 of parsing module 31 and 1 second, first parsing module 31 can parse the target OAM amplifying messages
Target MAC (Media Access Control) address（Hardware address）Field, source MAC field, organization unique identifier（OUI）Field, extended operation code
（Ext.Opcode）, management object example index（Branch）With the type of each management object（Leaf）And ONU attributes and
The example index of operation（Branch）And type（Leaf）, second parsing module 32 then parses target OAM extension report
The remaining field after the example index of the ONU attributes and operation and the field of type is characterized in text.
First parsing module 31 parses the example index of the management object（Branch）With the management object
Type（Leaf）The two critical fielies, or parse the ONU attributes and the example index of operation（Branch）And class
Type（Leaf）The two critical fielies.The OAM amplifying messages standard database can be searched for then according to the two critical fielies
1, search the example index of corresponding management object（Branch）With the type of management object（Leaf）Table, or ONU category
Property and operation example index（Branch）And type（Leaf）Table, the target OAM is returned to according to the table that searches out and extended
The form of the implication of each field of message and the target OAM amplifying messages, parsing is provided for second parsing module 32
Foundation.
Second parsing module 32 returns to the target OAM extensions according to the OAM amplifying messages standard database 1
The implication of message format and each field, the remaining field after being parsed to first parsing module 31 parse.From institute
The example index of the target OAM amplifying messages can be obtained by stating OAM amplifying messages standard database 1（Branch）And type
（Leaf）The byte length and field meanings of each field after field.Second parsing module 32 is to the mesh that captures
OAM amplifying messages are marked, the example index searched from the OAM amplifying messages standard database 1 can be compareed（Branch）And pipe
Manage the type of object（Leaf）Each field bytes length and field meanings after field, carry out the parsing one by one of each field.
After first parsing module 31 and second parsing module 32 are parsed, the target OAM amplifying messages are just whole
It is parsed.
And the OAM amplifying messages test module 4 will detect what is parsed by the OAM amplifying messages parsing module 3
Whether the implication of each field of the target OAM amplifying messages meets what is stored in the OAM amplifying messages standard database 1
The reference format of OAM amplifying messages, if so, then the target OAM amplifying messages are by test, if it is not, then the target OAM expands
Exhibition message does not pass through test.
The test result output module 5 can then export the test result of the OAM amplifying messages test module 4 to carry out
Display.Specifically, different viewing areas can be divided in display interface and carries out different marks with to test result
Shown.
And as the development of EPON equipment technology, China Telecom and CHINAUNICOM are the requirement of adaptive technique development, constantly
New standard is formulated, thing followed OAM amplifying messages standard can be constantly extended, and modification.Based on this consideration, institute
OAM amplifying message standard database attended operation modules can be increased by stating in test device, for updating OAM amplifying message standards
Data, with newest matches criteria.
And the OAM amplifying messages standard database updating maintenance module, using sql like language（SQL）,
Including inquiring about, changing, adding, changing the functions such as access rights, realize the management to OAM amplifying message standard databases, safeguard
And renewal.
It is an object of the invention to additionally provide a kind of EPON system for including the test device.
As shown in Fig. 2 what the present invention was realized using the test device of the OAM amplifying messages of the EPON system of the present embodiment
The method of testing of the OAM amplifying messages of EPON system comprises the following steps：
Step 100, the implication of each field and the reference format of OAM amplifying messages for storing OAM amplifying messages.
Step 101, the target OAM amplifying messages that the ONU equipment of capture EPON system receives in real time.
Step 102, parse each of the target OAM amplifying messages from the OAM amplifying messages standard database 1
The implication of field.
Step 103, detection parsed by the OAM amplifying messages parsing module 3 the target OAM amplifying messages it is each
Whether the implication of individual field meets the reference format of the OAM amplifying messages stored in the OAM amplifying messages standard database 1,
If so, then the target OAM amplifying messages are by test, if it is not, then the target OAM amplifying messages do not pass through test.
Then step 104, the test result of the output OAM amplifying messages test module 4 terminate to flow to be shown
Journey.
Although the foregoing describing the embodiment of the present invention, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
On the premise of principle and essence from the present invention, various changes or modifications can be made to these embodiments, but these are changed
Protection scope of the present invention is each fallen within modification.
Claims (7)
1. the test device of the OAM amplifying messages of a kind of EPON system, it is characterised in that it includes：
One OAM amplifying message standard databases, for the implication and OAM extension reports of each field for storing OAM amplifying messages
The reference format of text；
One OAM amplifying message trapping modules, for capturing EPON system in real time by serial port or Telnet modes
The target OAM amplifying messages that ONU equipment receives；After the target OAM amplifying messages are captured, the target OAM is expanded
Exhibition message carries out filtering and form conversion；
One OAM amplifying message parsing modules, for parsing the target OAM from the OAM amplifying messages standard database
The implication of each field of amplifying message；The OAM amplifying messages parsing module includes one first parsing module and one second
Parsing module, first parsing module is with being used for target MAC (Media Access Control) address field, the source MAC for parsing the target OAM amplifying messages
Location field, organization unique identifier field, extended operation code, the example index for managing object and type and ONU attributes and behaviour
Work example index and type, second parsing module with the first parsing module parse management object example index and
Type or ONU attributes and the example of operation index and type are to search for the implication of each field of the target OAM amplifying messages
And the form of the target OAM amplifying messages is parsing foundation, and the reality is characterized for parsing in the target OAM amplifying messages
Remaining field after the field of example index and the type；
One OAM amplifying message test modules, for detecting the target parsed by the OAM amplifying messages parsing module
Whether the implication of each field of OAM amplifying messages meets the OAM extension reports stored in the OAM amplifying messages standard database
The reference format of text, if so, then the target OAM amplifying messages are by test, if it is not, then the target OAM amplifying messages are not
Pass through test.
2. test device as claimed in claim 1, it is characterised in that the OAM amplifying messages standard database is used to store
Meet in IEEE802.3-2005 the implication of each field of OAM amplifying messages as defined in Clause30 and Clause57 and
The reference format of OAM amplifying messages.
3. test device as claimed in claim 2, it is characterised in that the test device also includes test result output mould
Block, for exporting the test result of the OAM amplifying messages test module to be shown.
4. the method for testing of the OAM amplifying messages of a kind of EPON system, it is characterised in that it is using as claimed in claim 1
Test device realizes that the method for testing comprises the following steps：
S1, storage OAM amplifying messages the implication of each field and the reference format of OAM amplifying messages；
S2, capture by serial port or Telnet modes the target OAM that the ONU equipment of EPON system receives in real time and expand
Open up message；After the target OAM amplifying messages are captured, the OAM amplifying messages are filtered and form is changed；
S3, parse from the OAM amplifying messages standard database target OAM amplifying messages each field implication,
Including one first analyzing step and one second analyzing step, first analyzing step is：Parse the target OAM amplifying messages
Target MAC (Media Access Control) address field, source MAC field, organization unique identifier field, extended operation code, manage object example
Index and type and ONU attributes and the example of operation index and type, second analyzing step are with the first analyzing step
The example index and type or ONU attributes and the example of operation index of the management object parsed and type are to search for the target
The form of the implication of each field of OAM amplifying messages and the target OAM amplifying messages is parsing foundation, parses the target
The remaining field after the field of the example index and the type is characterized in OAM amplifying messages；
S4, detection each field of the target OAM amplifying messages for being parsed by the OAM amplifying messages parsing module contains
Whether justice meets the reference format of the OAM amplifying messages stored in the OAM amplifying messages standard database, if so, then described
Target OAM amplifying messages are by test, if it is not, then the target OAM amplifying messages do not pass through test.
5. method of testing as claimed in claim 4, it is characterised in that step S1Middle storage meets in IEEE802.3-2005
The implication of each field of OAM amplifying messages as defined in Clause30 and Clause57 and the reference format of OAM amplifying messages.
6. method of testing as claimed in claim 5, it is characterised in that step S4Also include test result output step afterwards：It is defeated
Go out the test result of the OAM amplifying messages test module to be shown.
A kind of 7. EPON system for including test device as claimed in claim 1.
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| CN105306276B (en) * | 2015-11-13 | 2019-07-09 | 上海斐讯数据通信技术有限公司 | OAM protocol encapsulating method, system and EPON based on software defined network access net |
| US10270690B2 (en) | 2016-02-29 | 2019-04-23 | Cisco Technology, Inc. | System and method for dataplane-signaled packet capture in IPV6 environment |
| CN112583621B (en) * | 2019-09-30 | 2022-03-25 | 华为技术有限公司 | Method, equipment and system for automatically quitting commissioning |
| CN115022215B (en) * | 2022-05-25 | 2023-06-02 | 四川九州电子科技股份有限公司 | Method and system for testing MAC address of optical network unit |
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| CN101562612A (en) * | 2009-05-26 | 2009-10-21 | 中兴通讯股份有限公司 | Method and device for constructing matching rule list and recognizing message type |
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| CN102149028A (en) * | 2010-02-08 | 2011-08-10 | 中兴通讯股份有限公司 | Method, equipment and system for controlling optical network unit accessing authority |
| CN103036731B (en) * | 2011-09-30 | 2018-05-15 | 中兴通讯股份有限公司 | A kind of equipment of the loopback detection based on stream, system and method |
| CN102333009A (en) * | 2011-10-09 | 2012-01-25 | 中兴通讯股份有限公司 | Link detection method and device, as well as OAM (operation administration and maintenance) entity |
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