CN106713008B - The method that a kind of pair of EOC local-side device is tested for the property - Google Patents
The method that a kind of pair of EOC local-side device is tested for the property Download PDFInfo
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- CN106713008B CN106713008B CN201611022689.3A CN201611022689A CN106713008B CN 106713008 B CN106713008 B CN 106713008B CN 201611022689 A CN201611022689 A CN 201611022689A CN 106713008 B CN106713008 B CN 106713008B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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Abstract
The invention discloses the methods that a kind of pair of EOC local-side device is tested for the property, comprising: emulates the CLT of preset number by simulation software, and the MAC Address and HFID of preset number CNU are respectively configured at preset number CLT；EOC local side primary processor successively obtains the MAC Address of each CNU hung under the MAC Address of each CLT, each CLT and the HFID of each CNU to simulation software, and simulation software successively responds the HFID of the MAC Address of each CLT on interface, the MAC Address of each CNU and each CNU；Primary processor is according to the different HFID got, to each CNU sending configuration message of emulation；Simulation software parses the configuration message of each CNU, shows configuration information and responds configuration result.The present invention substantially reduces the complexity and difficulty of EOC local side access capability test, shortens test period, improves testing efficiency, reduces testing cost.
Description
Technical field
The present invention relates to integration of three networks EOC (Ethernet Over Cable, base band transmission) access technology fields, specifically
It is related to the method that a kind of pair of EOC local-side device is tested for the property.
Background technique
EOC system is by local side CBAT (Cable Bandwidth Access Terminal, coaxial cable bandwidth access
Terminal), user terminal CNU (Cable Network Unit, coax network unit) and CDN (Cable
Distribution Network, coaxial cable distribution net network) composition coaxial two-direction Transmission system, for cable television pass
Ethernet and cable television service are carried on defeated route simultaneously.
By primary processor and several CLT, (Cable Line Terminal, coax line are whole again by EOC local side CBAT
End) composition, it is communicated between CLT and CNU by MME message, primary processor is realized also by MME message to CLT's and CNU
Configuration, maintenance and management, major function include offline, upper HFID (the Human Friendly that is offline, reading CNU of CNU on CLT
Identifier, for identification field of CNU device type), UNI (User Network Interface, the user-net of CNU
Network interface) configuration and status inquiry, restart CNU and CNU software upgrading etc..
EOC local side CBAT, which is managed CNU, can expend certain CPU and memory source, as the scale of CNU number increases
Long, either CLT or primary processor can all bring great performance processing requirement, can EOC local side CBAT meet the requirements must
It must be verified by test, therefore be related to complicated test environment builds problem.Under actual test environment, it is desirable to test
The maximum access capability of EOC local side CBAT, it is necessary to prepare multiple CLT and enough CNU for testing, cause to test environment
Building and safeguarding all has certain difficulty.
In view of this, being badly in need of providing a kind of method that can reduce EOC local side CBAT access capability difficulty of test.
Summary of the invention
The technical problem to be solved by the present invention is to reduce the difficulty of test of EOC local side CBAT access capability.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that provide a kind of pair of EOC local-side device into
The method of row performance test, comprising the following steps:
The CLT of preset number is emulated by simulation software, and is respectively configured preset number CNU's at preset number CLT
MAC Address and HFID；
EOC local side primary processor successively obtained to simulation software hung under the MAC Address of each CLT, each CLT it is each
The HFID of the MAC Address of CNU and each CNU, simulation software successively respond the MAC Address of each CLT on interface, each CNU
MAC Address and each CNU HFID；
EOC local side primary processor issues different configuration reports to each CNU of emulation according to the different HFID got
Text, simulation software parse the configuration message of each CNU, show configuration information and respond configuration result.
In the above-mentioned technical solutions,
The MAC Address and HFID of preset number CNU is respectively configured at preset number CLT by the simulation software, it is single
A or batch increases the CNU, and the CNU is single or batch is online；Or
The MAC Address and HFID of preset number CNU under preset number CLT are deleted by the simulation software, individually or are criticized
Amount deletes the CNU, and the CNU is single or batch is offline.
In the above-mentioned technical solutions, the simulation software receives the MME request report that the EOC local side primary processor is sent
Corresponding information is then responded described EOC innings if it is query messages with the format of MME back message by text, analytic message content
Hold primary processor；If it is configuration message, then the value that corresponding configuration resolves to register is issued to CNU, and by configuration result
Response to the EOC local side primary processor.
In the above-mentioned technical solutions, the EOC local side primary processor is by sending target MAC (Media Access Control) address to the simulation software
The MME request message for being 0xA010 for 00:B0:52:00:00:01, type, inquires the MAC Address of the CLT.
In the above-mentioned technical solutions, the EOC local side primary processor is by periodically sending class to the simulation software
Type is the MME request message of 0xA038, obtains the MAC Address of the CNU hung under the CLT.
In the above-mentioned technical solutions, the EOC local side primary processor by being to the simulation software transmission types
The MME request message of 0xA024 reads the PIB file of the CNU, and the HFID of the CNU is extracted according to offset.
In the above-mentioned technical solutions, the EOC local side primary processor by being to the simulation software transmission types
The MME request message of 0xA0B0, vlan information, port speed constraint, dual-mode enabled to the port of the exchange chip of the CNU
It carries out writing configuration with storm inhibition, writing configuration operation includes creating write session, write and be configured to memory and write memory configurations
Flash。
In the above-mentioned technical solutions, under DHCP certification mode, under the UNI that the CNU is emulated by the simulation software
The UE of extension, carries out the DHCP certification of batch, and the IP address of dynamic acquisition is shown.
The present invention, which can not only emulate CNU by simulation software, can also emulate each CLT, and achievable EOC local side mounting is large quantities of
The emulation testing for measuring CNU, greatly simplifies test environment, thus greatly reduces the complexity of EOC local side access capability test
Degree and difficulty of test, shorten test period, improve testing efficiency and reduce testing cost.
Detailed description of the invention
Fig. 1 is the method flow diagram that a kind of pair of EOC local-side device is tested for the property in the present invention；
Fig. 2 is test topology figure in the present invention；
Fig. 3 is the basic handling flow chart of EOC local side primary processor in the present invention；
Fig. 4 is the basic handling flow chart of simulation software in the present invention.
Specific embodiment
In the system testing of communication equipment, the bearing capacity of EOC local side primary processor is an important performance indicator,
In EOC system engineering application, how in laboratory environments, with EOC under the conditions of limited CNU test large-scale engineering applications
Local side CBAT is always the problem for perplexing industry to the bearing capacity of CNU.This programme is innovatively proposed using emulation CNU's
Design, in the case where testing environmental scarcity, only can emulate up to dozens or even hundreds of CNU with simulation software, this sets
It counts and can satisfy testing requirement entirely, can greatly simplify test environment, thus greatly reduce EOC local side CBAT access energy
The complexity of power test, improves testing efficiency, shortens test period, and reduce testing cost, for promoting industry
Development has important reference value.
The present invention is described in detail with specific embodiment with reference to the accompanying drawings of the specification.
The embodiment of the invention provides the methods that a kind of pair of EOC local-side device is tested for the property, as shown in Figure 1, including
Following steps:
S1, the CLT that preset number is emulated by simulation software, and preset number CNU is respectively configured at preset number CLT
MAC Address and HFID.
Complicated performance detection environment is simplified to a cable and a computer by this programme can test the mounting of EOC local side
Ability, test topology very simple, specific test topology are as shown in Figure 2.
It can choose and emulate single or multiple CLT, when emulating single CLT, the MAC Address of CLT is connection EOC local side
The MAC Address of the computer network interface card of CBAT；When emulating multiple CLT, the MAC Address of each CLT is followed successively by the electricity of connection EOC local side CBAT
The MAC Address of brain network interface card, the MAC Address+1 of computer network interface card, MAC Address+2 of computer network interface card etc., and so on.
The MAC Address and HFID of CNU can be respectively configured at each CLT by simulation software, can increase individually or in batches
Add CNU, increases CNU and think that CNU is online；Alternatively, deleting the MAC Address and HFID of CNU under CLT by simulation software, individually
Or batch deletes CNU, deletes CNU and thinks that CNU is offline.
S2, EOC local side primary processor inquire the MAC Address of each CLT to simulation software, and simulation software matches according to interface
It sets, responds the MAC Address of each CLT.
After S3, EOC local side primary processor get the MAC Address of each CLT, inquires under each CLT and hang to simulation software
Each CNU MAC Address, simulation software responds the MAC Address of each CNU hung under each CLT according to the configuration at interface.
After S4, EOC local side primary processor get the MAC Address of each CNU, inquire each CNU's to simulation software
HFID, simulation software respond the HFID of each CNU according to the configuration at interface.
S5, EOC local side primary processor are issued according to the different HFID got to the exchange chip of each CNU of emulation
Different configuration messages, simulation software parse the configuration message of each CNU, show configuration information and respond configuration result.
Above-mentioned simulation software is a EOC terminal simulation software based on windows platform, is mainly used for receiving EOC innings
The MME request message sent, analytic message content are held, and responds MME request message, EOC local side primary processor and CLT and CNU
Between all communications be all made of MME message.Simulation software receives the MME request message of EOC local side primary processor transmission, solution
Message content is analysed, if it is query messages, then corresponding information is responded into EOC local side main process task with the format of MME back message
Device；If it is configuration message, then the value that corresponding configuration resolves to register is issued to CNU, and by configuration result response to EOC
Local side primary processor.
The core of simulation software is to emulate the operation of CNU, receives the MME message that EOC local side primary processor is sent, parsing
MME message is simultaneously responded EOC local side primary processor and can easily be tested out in the dozens or even hundreds of CNU of interface configurations
The CNU maximum quantity can be online simultaneously under EOC local side or operated normally show that EOC local-side device props up CNU the maximum of number
Hold ability.It is also possible to single on interface or batch increases or delete CNU, when emulating that CNU is single or batch is upper offline
Whether the disposition of EOC local side CBAT, and the configuration that inquiry CNU is got are correct.
In addition, CLT and CNU Just One Of Those Things partial function is emulated by simulation software, it more can be in DHCP (Dynamic
Host Configuration Protocol, dynamic host configuration protocol) under certification mode, passes through simulation software and emulate CNU's
The UE (User Equipment, user equipment) hung under UNI (User Networks Interface, user network side interface),
The DHCP certification of batch is carried out, and the IP address of dynamic acquisition is shown.
As shown in figure 3, the basic handling process of EOC local side primary processor the following steps are included:
S10, the MAC Address for inquiring CLT.
S11, judge whether to receive MME back message, if so, turning S12；Otherwise, turn S10.
The MAC Address of the CNU hung under S12, inquiry CLT.
S13, judge whether comprising CNU in MME back message, if so, turning S14；Otherwise, turn S12.
S14, to judge whether there is new CNU online, if so, turning S15；Otherwise, turn S12.
S15, the HFID for inquiring CNU.
S16, different configuration messages are issued to the exchange chip of each CNU of emulation according to the different HFID got.
As shown in figure 4, the basic handling process of simulation software the following steps are included:
S20, selection computer network interface card and the preset number for determining emulation CLT.
S21, the MME request message for inquiring the MAC Address of each CLT is received.
S22, the MAC Address for connecting the computer network interface card of EOC local side CBAT is responded.
S23, receive the MME request message that the MAC Address for hanging CNU is inquired under each CLT.
S24, judge whether interface is configured with CNU, if so, turning S25；Otherwise, turn S23.
S25, respond interface configurations each CNU MAC Address.
S26, the MME request message for inquiring the HFID of each CNU is received.
S27, the HFID for responding each CNU configuration.
S28, the MME request message for configuring the exchange chip of each CNU is received.
The configuration message of the exchange chip of S29, each CNU of parsing shows configuration information and responds configuration result.
The reference format of 1.1MME request message is as shown in table 1.
Table 1: the reference format of request MME message.
In table 1, field ODA, OSA, VLAN and MTYPE collectively constitute ethernet packet header, field MMV, MMTYPE and OUI
The packet header MME is collectively constituted, therefore, the reference format of MME message are as follows: the packet header ethernet packet header+MME+MME data segment.
The MAC Address of 1.2 inquiry CLT.
EOC local side CBAT is made of a primary processor and several CLT, and primary processor is the core of entire EOC local side,
Grasp and handle the operating status of entire EOC local side.When being managed to CLT and CNU, inquiry whether there is CLT first,
In the case that target MAC (Media Access Control) address is unknown, EOC local side primary processor is 00:B0:52:00:00:01 by sending target MAC (Media Access Control) address
MME request message inquiry CLT MAC Address, CLT if it exists, then CLT responds MME request message, the main place of EOC local side automatically
It manages device and obtains the information such as the MAC Address of CLT.
The MME request message type for inquiring the MAC Address of CLT is 0xA010, which only includes Ethernet packet
Head and the packet header MME do not include MME data segment, so MMTYPE need to only be filled out as 0xA010.
The MME back message type for inquiring the MAC Address of CLT is 0xA011, and the format of MME data segment is as shown in table 2.
Table 2: when the MME back message type for inquiring the MAC Address of CLT is 0xA011, the format of MME data segment.
In table 2, the source MAC of MME back message 0xA011 is the MAC Address of CLT, field NVMTYPE,
NVMPAGE, NVMBLOCK and NVMSIZE generally only focus on NVMSIZE, the i.e. size of flash.
The MAC Address of the CNU hung under 1.3 inquiry CLT.
If having mounted CNU, CLT and CNU under CLT directly passes through internal MME message communication, can be acquired down from CLT
The information such as the MAC Address of each CNU hung, EOC local side primary processor only need periodically to send MME request message i.e. to CLT
It can get the MAC Address of the CNU under the CLT, EOC local side primary processor is by comparing this with the last CNU's got
MAC Address, you can learn that whether having offline on CNU.
Inquire CLT under CNU MAC Address MME request message type be 0xA038, the MME request message only include with
Packet header and the packet header MME are netted very much, does not include MME data segment, so MMTYPE need to only be filled out as 0xA038.
The MME back message type for inquiring the MAC Address of CNU under CLT is 0xA039, the format of MME data segment such as 3 institute of table
Show.
Table 3: when the MME back message type of the MAC Address of CNU is 0xA039 under inquiry CLT, the format of MME data segment.
The detailed content of field NWINFO is as shown in table 4 in table 3.
Table 4: the detailed content of field NWINFO.
The above-mentioned type is in the MME back message of 0xA039, and field CCO_MACADDR fills in the MAC Address of CLT, the CLT
Under the MAC Address of each CNU fill in field DA [0] and field DA [L-1].
The HFID of 1.4 inquiry CNU.
The information such as type and the producer of CNU are identified in the HFID of CNU, the primary processor of EOC local side is knowing there is new CNU
It after online message, needs to obtain the HFID of new CNU, corresponding configuration message is issued to different CNU according to the HFID of acquisition.
The HFID of CNU is stored in PIB (Parameter Information Block, parameter information block) file, to obtain HFID
The PIB file of CNU need to be first read, PIB is binary file, according to the i.e. extractable HFID information of offset.
The MME request message type for obtaining the HFID of CNU is 0xA024, and the format of MME data segment is as shown in table 5.
Table 5: when the MME request message type for obtaining the HFID of CNU is 0xA024, the format of MME data segment.
Field MODULEID need to be filled in 0x02 (PIB) in table 5, that is, read the PIB file of CNU.
The MME back message type for obtaining the HFID of CNU is 0xA025, and the format of MME data segment is as shown in table 6.
Table 6: when the MME back message type for obtaining the HFID of CNU is 0xA025, the format of MME data segment.
Field MSTATUS responds the HFID success for obtaining CNU in table 6 and failure cause, field MODULEID are filled in
0x02 (PIB), that is, read the PIB file of CNU, and field DATA fills in the parameters in PIB file as required.
1.5 configuration CNU.
Configuration of the ECO local side to the configuration of CNU mainly to the exchange chip of CNU, the port including exchange chip makes
The parameters such as energy, vlan information, port speed constraint, dual-mode and storm inhibition, and these parameters must be able to save configuration.
Write configuration operation include creation write session (Start Write Session), write be configured to memory (Write) and will
Memory configurations are write Flash (Commit), and the type of these three MME request messages is 0xA0B0, and MME back message type is
0xA0B1。
The general packet formats of MME request message (0xA0B0) are as shown in table 7.
The general packet formats of table 7:MME request message.
The general packet formats of MME back message (0xA0B1) are as shown in table 8.
The general packet formats of table 8:MME back message.
1.5.1 session (Start Write Session) is write in creation.
The field MOD_OP_DATA of Start Write Session request message is as shown in table 9.
The field MOD_OP_DATA content of table 9:Start Write Session request message.
In table 9, field MOD_OP fills out 0x10 (Start Write Session), and field MODULE_SUB_ID, which is filled out, to be write
The region BLOCK ID.
The format of Start Write Session back message is as shown in table 10.
The format of table 10:Start Write Session back message.
In table 10, field MOD_OP fills out 0x10 (Start Write Session), and field MOD_STATUS fills out return
Code.
1.5.2 it writes and is configured to memory (Write).
The field MOD_OP_DATA of Write request message is as shown in table 11.
The field MOD_OP_DATA content of table 11:Write request message.
In table 11, field MOD_OP fills out 0x11 (Write Module to Memory), and field MODULE_SUB_ID is filled out
The ID in the region BLOCK to be write, field DATA fill in configuration parameter information.
The format of Write back message is as shown in table 12.
The format of table 12:Write back message.
In table 12, field MOD_OP fills out 0x11 (Write Module to Memory), and field MODULE_SUB_ID is filled out
The ID in the region BLOCK to be write.
1.5.3 memory configurations are write into Flash (Commit).
The MOD_OP_DATA field of Commit request message is as shown in table 13.
The MOD_OP_DATA field contents of table 13:Commit request message.
In table 13, field MOD_OP fills out 0x12 (Commit Module from Memory to NVM), MOD_OP_
DATA_LEN fills out the length of the configuration parameter of flash to be write.
The format of Commit back message is as shown in table 14.
The format of table 14:Commit back message.
In table 14, field MOD_OP fills out 0x12 (Commit Module from Memory to NVM), field MOD_
OP_DATA_LEN fills out the length of the configuration parameter of flash to be write, and field COMMIT_CODE fills out return code.
The present invention is not limited to above-mentioned preferred forms, anyone structure change made under the inspiration of the present invention,
The technical schemes that are same or similar to the present invention are fallen within the scope of protection of the present invention.
Claims (8)
1. the method that a kind of pair of EOC local-side device is tested for the property, which comprises the following steps:
The coax line terminal CLT of preset number is emulated by simulation software, and is respectively configured at preset number CLT pre-
If the MAC Address of number coax network unit CNU and for identification the field HFID of CNU device type；
Ethernet data with successively obtaining the MAC of each CLT by coaxial cable transmission EOC local side primary processor to simulation software
The MAC Address of each CNU hung under location, each CLT and the HFID of each CNU, simulation software successively responds each on interface
The HFID of the MAC Address of CLT, the MAC Address of each CNU and each CNU；
EOC local side primary processor issues different configuration messages according to the different HFID got, to each CNU of emulation, imitates
True software parses the configuration message of each CNU, shows configuration information and responds configuration result.
2. the method being tested for the property as described in claim 1 to EOC local-side device, which is characterized in that
The MAC Address and HFID of preset number CNU is respectively configured at preset number CLT by the simulation software, it is single or
Batch increases the CNU, and the CNU is single or batch is online；Or
The MAC Address and HFID of preset number CNU under preset number CLT are deleted by the simulation software, single or batch is deleted
Except the CNU, the CNU is single or batch is offline.
3. the method being tested for the property as described in claim 1 to EOC local-side device, which is characterized in that the emulation is soft
Part receives the message management entity MME request message that the EOC local side primary processor is sent, analytic message content, if it is looking into
Message is ask, then corresponding information is responded into the EOC local side primary processor with the format of MME back message；Disappear if it is configuration
Breath, then be issued to CNU for the value that corresponding configuration resolves to register, and by configuration result response to the EOC local side main process task
Device.
4. the method being tested for the property as claimed in claim 3 to EOC local-side device, which is characterized in that the EOC local side
By sending to the simulation software, target MAC (Media Access Control) address is 00:B0:52:00:00:01 to primary processor, type is 0xA010's
MME request message inquires the MAC Address of the CLT.
5. the method being tested for the property as claimed in claim 3 to EOC local-side device, which is characterized in that the EOC local side
Primary processor is obtained under the CLT by the MME request message for being periodically 0xA038 to the simulation software transmission types
The MAC Address of the CNU of extension.
6. the method being tested for the property as claimed in claim 3 to EOC local-side device, which is characterized in that the EOC local side
Primary processor reads the parameter information of the CNU by the MME request message for being 0xA024 to the simulation software transmission types
Block PIB file, and extract according to offset the HFID of the CNU.
7. the method being tested for the property as claimed in claim 3 to EOC local-side device, which is characterized in that the EOC local side
Primary processor is by MME request message from 0xA0B0 to the simulation software transmission types that be, to the exchange chip of the CNU
Port enables, vlan information, port speed constraint, dual-mode and storm inhibition are configured, and writing configuration operation includes creating the meeting of writing
It talks about, write and be configured to memory and memory configurations are write into Flash.
8. the method being tested for the property as described in claim 1 to EOC local-side device, which is characterized in that authenticated in DHCP
Under mode, the UE hung under the UNI of the CNU is emulated by the simulation software, carries out the DHCP certification of batch, and will dynamically be obtained
The IP address taken is shown.
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