CN109768976A - The method and device for sending and receiving OAM Information for flexible Ethernet - Google Patents
The method and device for sending and receiving OAM Information for flexible Ethernet Download PDFInfo
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Abstract
The present invention provides a kind of method and device for sending and receiving OAM Information for flexible Ethernet, in flexible Ethernet, when client will send OAM Information, OAM Information can be split to several data frames that be arranged as a queue, include the positional value of the data frame in the queue in data frame；After server receives several data frames, several data frames can be lined up into a queue according to positional value again, then extract the data in several data frames, and be combined according to the sequence of queue, it will be able to restore the OAM Information.
Description
Technical field
The present invention relates to network communication technology field more particularly to a kind of OAM is sent and received for flexible Ethernet
The method and device of information.
Background technique
Flexible Ethernet (FlexE, Flex Ethernet) technology is passed through based on high speed Ethernet interface
Ethernet MAC (Media Access Control Address, media access control address) layer and PHY (Port
Physical Layer, port physical layer) layer decouples and inexpensive, the highly reliable and dynamically configurable carrier class interface of realization
Technology.It is understood that as other network technologies, operation maintenance management (Operation
Administration and Maintenance, OAM) it is equally also critically important for flexible Ethernet.
Therefore, in flexible Ethernet, how OAM Information is transmitted, just becomes a urgent problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of method for sending and receiving OAM Information for flexible Ethernet and dresses
It sets.
One of in order to achieve the above-mentioned object of the invention, an embodiment of the present invention provides a kind of base for flexible Ethernet
In the method for the transmission OAM Information of more data frames, comprising the following steps: the OAM Information in flexible Ethernet is obtained, according to pre-
If OAM Information is divided into several data frame F0, F1 ..., FN for meeting 64B/66B coded format by partitioning algorithm, wherein Fi's
The field of 12bit-17bit is for storing the type identifier for capableing of unique identification OAM Information type, the 58bit-61bit of Fi
Field be used to store the data frame number i, i=0,1 ... of Fi, N, N are the integer more than or equal to 0；
The client identifier for capableing of client described in unique identification is obtained, successively by data frame F0 and the client
Identifier, data frame F1 and the client identifier ..., data frame FN and the client identifier are sent to service
Device.
As the further improvement of an embodiment of the present invention, the foundation presets partitioning algorithm and is divided into OAM Information
Several data frame F0, F1 ..., FN for meeting 64B/66B coded format, comprising:
When the type for determining the OAM Information is BAS, APS or CS information, OAM Information is divided into one and is met
The data frame of 64B/66B coded format；
When the type for determining the OAM Information is CV information, OAM Information is divided into eight and meets 64B/66B coding
The data frame of format；
When the type for determining the OAM Information is 1DM or 2DMM information, OAM Information is divided into two and meets 64B/
The data frame of 66B coded format；
When the type for determining the OAM Information is 2DMR information, OAM Information is divided into six and meets 64B/66B volume
The data frame of code format.
The embodiment of the invention provides a kind of dresses of transmission OAM Information based on more data frames for flexible Ethernet
It sets, comprises the following modules:
Data frame generation module believes OAM according to partitioning algorithm is preset for obtaining the OAM Information in flexible Ethernet
Breath is divided into several data frame F0, F1 ..., FN for meeting 64B/66B coded format, wherein the field of the 12bit-17bit of Fi
For storing the type identifier for capableing of unique identification OAM Information type, the field of the 58bit-61bit of Fi is for storing Fi
Data frame number i, i=0,1 ..., N, N are the integer more than or equal to 0；
Sending module, for obtaining the client identifier for capableing of client described in unique identification, successively by data frame F0
And the client identifier, data frame F1 and the client identifier ..., data frame FN and the client
Identifier is sent to server.
As the further improvement of an embodiment of the present invention, the data frame generation module is also used to:
When the type for determining the OAM Information is BAS, APS or CS information, OAM Information is divided into one and is met
The data frame of 64B/66B coded format；
When the type for determining the OAM Information is CV information, OAM Information is divided into eight and meets 64B/66B coding
The data frame of format；
When the type for determining the OAM Information is 1DM or 2DMM information, OAM Information is divided into two and meets 64B/
The data frame of 66B coded format；
When the type for determining the OAM Information is 2DMR information, OAM Information is divided into six and meets 64B/66B volume
The data frame of code format.
The embodiment of the invention provides a kind of sides of reception OAM Information based on more data frames for flexible Ethernet
Method, comprising the following steps:
Receive data frame F and client identifier transmitted by client；
The type identifier acquisition complete data frame quantitative value in data frame F is being determined equal to a period of time, foundation is default to be handled
OAM data in data frame F described in algorithm process；
The type identifier acquisition complete data frame quantitative value in data frame F is being determined not equal to a period of time, according to the number
According in frame F type identifier and client identifier search corresponding Storage Item, determining the Storage Item to occupy mark
Know symbol and be no and when data frame number in the data frame F is equal to zero, the OAM data stored in the data frame F is deposited
It stores up into the data field Data in the Storage Item, next data frame number ExpSeq in Storage Item is equal to 1, complete in Storage Item
Entire data frame number magnitude MaxBlockNum is equal to the corresponding complete data frame quantitative value of type identifier in data frame F, accounts for
It is true with identifier.
It is further comprising the steps of as the further improvement of an embodiment of the present invention: to determine that the Storage Item is to account for
When with identifier being true, and the data frame number in the data frame F is equal to next data frame number in the Storage Item
When ExpSeq, the OAM data stored in the data frame F is stored into behind storing data, depositing in the data field
Next data frame number ExpSeq value of Chu Xiangzhong increases by 1.
It is further comprising the steps of as the further improvement of an embodiment of the present invention: to determine that the Storage Item is to account for
When with identifier being true, and the data frame number in the data frame F is not equal to next data frame number in the Storage Item
When ExpSeq, then mistake occurs.
It is further comprising the steps of as the further improvement of an embodiment of the present invention: in determining the Storage Item
When complete data frame quantitative value MaxBlockNum is equal to next data frame number ExpSeq, institute is handled according to Processing Algorithm is preset
The total data for stating the data field in Storage Item will occupy identifier and be set as no, empties the Storage Item.
The embodiment of the invention provides a kind of dresses of reception OAM Information based on more data frames for flexible Ethernet
It sets, comprises the following modules:
Data frame receipt module, for receiving data frame F and client identifier transmitted by client；
First processing module, for determining that type identifier in data frame F obtains complete data frame quantitative value and be equal to
For the moment, the OAM data in the data frame F is handled according to default Processing Algorithm；
Second processing module, for determining that type identifier in data frame F obtains complete data frame quantitative value and differ
In for the moment, according in the data frame F type identifier and client identifier search corresponding Storage Item, determining
Stating Storage Item is to occupy identifier to be no and when data frame number in the data frame F is equal to zero, will be in the data frame F
The OAM data stored is stored into the data field Data in the Storage Item, next data frame number ExpSeq in Storage Item
Equal to 1, the type identifier that the complete data frame quantitative value MaxBlockNum in Storage Item is equal in data frame F is corresponding complete
Entire data frame number magnitude, it is true for occupying identifier.
Further include with lower module as the further improvement of an embodiment of the present invention: third processing module, for true
When the fixed Storage Item is that occupy identifier be true, and the data frame number in the data frame F is equal in the Storage Item
When next data frame number ExpSeq, the OAM data stored in the data frame F are stored into having deposited in the data field
It stores up behind data, next data frame number ExpSeq value in Storage Item increases by 1.
Compared with the existing technology, the technical effects of the invention are that: the present invention provides a kind of hair for flexible Ethernet
The method and device sent and receive OAM Information when client will send OAM Information, can believe OAM in flexible Ethernet
Breath splits several data frames for being arranged as a queue, includes the positional value of the data frame in the queue in data frame；Work as clothes
After business device receives several data frames, several data frames can be lined up into a queue again, then extracted according to positional value
Data in several data frames out, and be combined according to the sequence of queue, it will be able to restore the OAM Information.
Detailed description of the invention
Fig. 1 is the flow diagram of the method for the transmission OAM Information in the embodiment of the present invention one；
Fig. 2 is the segmentation schematic diagram of the OAM Information in the embodiment of the present invention one；
Fig. 3 is the flow diagram of the method for the reception OAM Information in the embodiment of the present invention two；
Fig. 4 is the structural schematic diagram of the Storage Item in the embodiment of the present invention two.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to various embodiments shown in the accompanying drawings.But these embodiments are not
The limitation present invention, structure that those skilled in the art are made according to these embodiments, method or change functionally
It changes and is included within the scope of protection of the present invention.
The term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is for just
A unit as shown in the drawings or feature are described relative to another unit or the relationship of feature in the purpose of explanation.It is empty
Between the term of relative position can be intended to include different direction of the equipment in use or work other than orientation as shown in the figure.
For example, the unit for being described as being located at other units or feature " below " or " under " will if the equipment in figure overturn
Positioned at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both orientation.If
It is standby to be otherwise directed (be rotated by 90 ° or other directions), and be interpreted accordingly used herein with space correlation
Language is described.
The embodiment of the present invention one provides a kind of transmission OAM information for flexible Ethernet based on more data frames
Method, here, the client can be the equipment in flexible Ethernet, for example, router or interchanger etc..It can be in the client
It is provided with processing module in end, this method is executed by the processing module, which can be hardware module, software module
Or module of soft or hard combination etc.；As shown in Figure 1, comprising the following steps:
Step 101: obtaining the OAM Information in flexible Ethernet, be divided into OAM Information according to default partitioning algorithm several
Meet the data frame F0, F1 ..., FN of 64B/66B coded format, wherein the field of the 12bit-17bit of Fi is for storing energy
The type identifier of enough unique identification OAM Information types, the data frame that the field of the 58bit-61bit of Fi is used to store Fi are compiled
Number i, i=0,1 ..., N, N are the integer more than or equal to 0；Here, OAM Information can be with are as follows: BAS (BASIC, basic code block) letter
Breath, APS (Automatic Protection Switching, automatic protection switching) information, CV (Connectivity
Verification, detection of connectivity) information, in packet delay and jitter measurement 1DM (One-way Delay Measure, it is single
To time delay detection) information, 2DMM (Two-way Delay Measurement Message, two-way time delay detection) information,
2DMR (Two-way Delay Measurement Reply, two-way time delay detection are replied) information etc..
Here, a kind of OAM Information is shown in Fig. 2 is divided into showing for several data frames for meeting 64B/66B coded format
It is intended to, in the data frame, 0bit-1bit field stores binary data 10, and 2bit-9bit field stores hexadecimal data
The field of 0X45,10bit-11bit field storage RESV value, 12bit-17bit being capable of unique identification OAM Information for storing
The type identifier of type, 18bit-25bit field are Value1 field, for storing OAM Information, 26bit-33bit field
For Value2 field, for storing OAM Information, 34bit-37bit field is hexadecimal number 0XC, and 38bit-41bit field is
Hexadecimal number 0X0,42bit-49bit field is Value3 field, for storing OAM Information, and 50bit-57bit field is
Value4 field, for storing OAM Information, for storing i, the field of 62bit-65bit is used for the field of 58bit-61bit
Store the value of check code CRC4 (Cyclic Redundancy Check 4, cyclic redundancy check 4).
Here, as shown in Fig. 2, default partitioning algorithm includes: that BAS information is divided into 1 data frame, APS information is divided into
1 data frame, CV information are divided into 8 data frames, and 1DM information is divided into 2 data frames, and 2DMM information is divided into 2 data
Frame, 2DMR information are divided into 6 data frames, and CS information is divided into 1 data frame.
Step 202: obtain the client identifier for capableing of client described in unique identification, successively by data frame F0 and
The client identifier, data frame F1 and the client identifier ..., data frame FN and the client identification
Symbol is sent to server.Here it is possible to understand, server is possible to that the letter of OAM transmitted by several clients can be received
Breath, therefore, while sending data frame Fi, it is also desirable to client identifier is sent, so that server just understand that the number
According to frame Fi from any platform client.
Preferably, the foundation presets partitioning algorithm and OAM Information is divided into several numbers for meeting 64B/66B coded format
According to frame F0, F1 ..., FN, comprising:
When the type for determining the OAM Information is BAS, APS or CS information, OAM Information is divided into one and is met
The data frame of 64B/66B coded format；
When the type for determining the OAM Information is CV information, OAM Information is divided into eight and meets 64B/66B coding
The data frame of format；
When the type for determining the OAM Information is 1DM or 2DMM information, OAM Information is divided into two and meets 64B/
The data frame of 66B coded format；
When the type for determining the OAM Information is 2DMR information, OAM Information is divided into six and meets 64B/66B volume
The data frame of code format.
The embodiment of the invention also provides a kind of devices of transmission OAM Information for client, comprise the following modules:
Data frame generation module believes OAM according to partitioning algorithm is preset for obtaining the OAM Information in flexible Ethernet
Breath is divided into several data frame F0, F1 ..., FN for meeting 64B/66B coded format, wherein the field of the 12bit-17bit of Fi
For storing the type identifier for capableing of unique identification OAM Information type, the field of the 58bit-61bit of Fi is for storing Fi
Data frame number i, i=0,1 ..., N, N are the integer more than or equal to 0；
Sending module, for obtaining the client identifier for capableing of client described in unique identification, successively by data frame F0
And the client identifier, data frame F1 and the client identifier ..., data frame FN and the client mark
Know symbol and is sent to server.
Preferably, the data frame generation module, is also used to:
When the type for determining the OAM Information is BAS, APS or CS information, OAM Information is divided into one and is met
The data frame of 64B/66B coded format；
When the type for determining the OAM Information is CV information, OAM Information is divided into eight and meets 64B/66B coding
The data frame of format；
When the type for determining the OAM Information is 1DM or 2DMM information, OAM Information is divided into two and meets 64B/
The data frame of 66B coded format；
When the type for determining the OAM Information is 2DMR information, OAM Information is divided into six and meets 64B/66B volume
The data frame of code format.
Second embodiment of the present invention provides a kind of reception OAM information based on more data frames for flexible Ethernet
Method, here, the server can be a computer equipment in flexible Ethernet.Place can be provided in the server
Module is managed, this method is executed by the processing module, which can be hardware module, software module or soft or hard combination
Module etc.；As shown in Figure 3, comprising the following steps:
Step 301: receiving data frame F and client identifier transmitted by client；
Step 302: determining the type identifier acquisition complete data frame quantitative value in data frame F equal to a period of time, foundation
Default Processing Algorithm handles the OAM data in the data frame F；Here, in client, the OAM Information of some types can be divided
It is segmented into a data frame, the OAM Information of remaining type is divided multiple data frames, it is to be understood that as the OAM of some type
When information is only divided into a data frame, once receive the data frame of the type, so that it may directly to the data frame into
Row processing, it is on the contrary, it is necessary to wait all data frames all to receive, just can be carried out processing.
Here, as shown in Fig. 2, the complete data frame quantitative value of BAS information is the complete data frame quantitative value of 1, APS information
Complete data frame quantitative value for 1, CV information is that the complete data frame quantitative value of 8,1DM information is the complete of 2,2DMM information
Entire data frame number magnitude is that the complete data frame quantitative value of 2,2DMR information is the complete data frame quantitative value of 6, CS information
It is 1.
Step 303: determining that type identifier in data frame F obtains complete data frame quantitative value not equal to for the moment, according to
According in the data frame F type identifier and client identifier search corresponding Storage Item, determining the Storage Item
It is no and when data frame number in the data frame F is equal to zero to occupy identifier, by what is stored in the data frame F
OAM data is stored into the data field Data in the Storage Item, and next data frame number ExpSeq in Storage Item is equal to 1, is deposited
The complete data frame quantitative value MaxBlockNum of Chu Xiangzhong is equal to the corresponding complete data frame of type identifier in data frame F
Quantitative value, it is true for occupying identifier.
Here it is possible to be provided with a data table entry structure in the server, which includes several deposit
Chu Xiang, and a Storage Item can be uniquely retrieved according to binary group { client identifier, type identifier }, at this
Numerical value storage region there are four may include in Storage Item: (1) occupying identifier Valid, when Valid is no, indicates that this is deposited
Storing up item is sky, i.e., is not stored with any data；Otherwise indicating this not is sky, i.e., has been stored with some data in the Storage Item
?；(2) complete data frame quantitative value MaxBlockNum, here, the MaxBlockNum in the Storage Item of BAS type are 1, APS
MaxBlockNum in the Storage Item of type is that the MaxBlockNum in the Storage Item of 1, CV information type is 8,1DM type
Storage Item in MaxBlockNum be storage that MaxBlockNum in the Storage Item of 2,2DMM type is 2,2DMR type
MaxBlockNum in is that the MaxBlockNum in the Storage Item of 6, CS type is 1；(3) data field Data, for storing
OAM data, which can be structure of arrays；(4) next data frame number ExpSeq, client can be to OAM data
It is split as multiple data frames, it is to be understood that be sequential between these data frames, and data frame number is equal to
The sequence valve, that is, the sequence of the data frame sent are F0, F1 ..., FN, and the sequence for receiving data frame also should be F0, F1 ...,
FN。
As described in Figure 2, only CV, 1DM, 2DMM and 2DMR information need the multiple data frames of framing bits.As shown in figure 4, can
Line up a data with all Storage Items, N number of client lined up into a serial number 1,2,3 ..., N, and can to CV, 1DM,
2DMM and 2DMR is both provided with a corresponding needs, the serial number 0 of CV, the serial number 1 of 1DM, the serial number 2,2DMR of 2DMM
Serial number 3, then, it is to be understood that the length of the array is 4N, and the corresponding array index of the CV information of Clienti
Corresponding array index for the 1DM information of (i-1) * 4, Clienti is pair of the 2DMM information of (i-1) * 4+1, Clienti
The array index answered is that the corresponding array index of the 2DMR information of (i-1) * 4+2, Clienti is (i-1) * 4+3.
Preferably, further comprising the steps of:
Determine the Storage Item be occupy identifier be true when, and the data frame number in the data frame F be equal to institute
When stating next data frame number ExpSeq in Storage Item, the OAM data stored in the data frame F is stored into described
In data field behind storing data, next data frame number ExpSeq value in Storage Item increases by 1.
Preferably, further comprising the steps of:
When determining the Storage Item is that occupy identifier be true, and the data frame number in the data frame F is not equal to
When next data frame number ExpSeq in the Storage Item, then mistake occurs.
Preferably, further comprising the steps of:
Determining the complete data frame quantitative value MaxBlockNum in the Storage Item equal to next data frame number
When ExpSeq, the total data of the data field in the Storage Item is handled according to default Processing Algorithm, will occupy identifier setting
Be it is no, empty the Storage Item.
The embodiment of the invention also provides a kind of reception OAM information based on more data frames for flexible Ethernet
Device comprises the following modules:
Data frame receipt module, for receiving data frame F and client identifier transmitted by client；
First processing module, for determining that type identifier in data frame F obtains complete data frame quantitative value and be equal to
For the moment, the OAM data in the data frame F is handled according to default Processing Algorithm；
Second processing module, for determining that type identifier in data frame F obtains complete data frame quantitative value and differ
In for the moment, according in the data frame F type identifier and client identifier search corresponding Storage Item, determining
Stating Storage Item is to occupy identifier to be no and when data frame number in the data frame F is equal to zero, will be in the data frame F
The OAM data stored is stored into the data field Data in the Storage Item, next data frame number ExpSeq in Storage Item
Equal to 1, the type identifier that the complete data frame quantitative value MaxBlockNum in Storage Item is equal in data frame F is corresponding complete
Entire data frame number magnitude, it is true for occupying identifier.
Preferably, further include with lower module: third processing module, for determining that the Storage Item is to occupy identifier to be
When true, and the data frame number in the data frame F be equal to the Storage Item in next data frame number ExpSeq when, by institute
The OAM data stored in data frame F is stated to store into next number behind storing data, in Storage Item in the data field
Increase by 1 according to frame number ExpSeq value.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of method of the transmission OAM Information based on more data frames for flexible Ethernet, which is characterized in that including following
Step:
It obtains the OAM Information in flexible Ethernet, several meets 64B/66B according to presetting partitioning algorithm and being divided into OAM Information
The data frame F0, F1 ..., FN of coded format, wherein the field of the 12bit-17bit of Fi being capable of unique identification OAM for storing
The type identifier of information type, the field of the 58bit-61bit of Fi are used to store data the frame number i, i=0,1 ... of Fi,
N, N are the integer more than or equal to 0；
The client identifier for capableing of client described in unique identification is obtained, successively by data frame F0 and the client identification
Symbol, data frame F1 and the client identifier ..., data frame FN and the client identifier are sent to server.
2. the method according to claim 1 for sending OAM Information, which is characterized in that the foundation presets partitioning algorithm will
OAM Information is divided into several data frame F0, F1 ..., FN for meeting 64B/66B coded format, comprising:
When the type for determining the OAM Information is BAS, APS or CS information, OAM Information is divided into one and meets 64B/66B
The data frame of coded format；
When the type for determining the OAM Information is CV information, OAM Information is divided into eight and meets 64B/66B coded format
Data frame；
When the type for determining the OAM Information is 1DM or 2DMM information, OAM Information is divided into two and meets 64B/66B volume
The data frame of code format；
When the type for determining the OAM Information is 2DMR information, OAM Information is divided into six and meets 64B/66B coding lattice
The data frame of formula.
3. a kind of device of the transmission OAM Information based on more data frames for flexible Ethernet, which is characterized in that including following
Module:
Data frame generation module divides OAM Information according to partitioning algorithm is preset for obtaining the OAM Information in flexible Ethernet
It is segmented into several data frame F0, F1 ..., FN for meeting 64B/66B coded format, wherein the field of the 12bit-17bit of Fi is used for
The type identifier of unique identification OAM Information type is capable of in storage, and the field of the 58bit-61bit of Fi is used to store the data of Fi
Frame number i, i=0,1 ..., N, N are the integer more than or equal to 0；
Sending module, for obtaining the client identifier for capableing of client described in unique identification, successively by data frame F0 and
The client identifier, data frame F1 and the client identifier ..., data frame FN and the client identifier
It is sent to server.
4. the device according to claim 3 for sending OAM Information, which is characterized in that the data frame generation module is also used
In:
When the type for determining the OAM Information is BAS, APS or CS information, OAM Information is divided into one and meets 64B/66B
The data frame of coded format；
When the type for determining the OAM Information is CV information, OAM Information is divided into eight and meets 64B/66B coded format
Data frame；
When the type for determining the OAM Information is 1DM or 2DMM information, OAM Information is divided into two and meets 64B/66B volume
The data frame of code format；
When the type for determining the OAM Information is 2DMR information, OAM Information is divided into six and meets 64B/66B coding lattice
The data frame of formula.
5. a kind of method of the reception OAM Information based on more data frames for flexible Ethernet, which is characterized in that including following
Step:
Receive data frame F and client identifier transmitted by client；
The type identifier acquisition complete data frame quantitative value in data frame F is being determined equal to for the moment, foundation presets Processing Algorithm
Handle the OAM data in the data frame F；
The type identifier acquisition complete data frame quantitative value in data frame F is being determined not equal to a period of time, according to the data frame F
In type identifier and client identifier search corresponding Storage Item, determining that the Storage Item is to occupy identifier to be
When data frame number in the no and described data frame F is equal to zero, the OAM data stored in the data frame F is stored into institute
The data field Data in Storage Item is stated, next data frame number ExpSeq in Storage Item is equal to 1, the partial data in Storage Item
Frame number magnitude MaxBlockNum is equal to the corresponding complete data frame quantitative value of type identifier in data frame F, occupies identifier
It is true.
6. the method according to claim 5 for receiving OAM Information, which is characterized in that further comprising the steps of:
When determining the Storage Item is that occupy identifier be true, and the data frame number in the data frame F is equal to described deposit
When next data frame number ExpSeq of Chu Xiangzhong, the OAM data stored in the data frame F is stored into the data field
In behind storing data, next data frame number ExpSeq value in Storage Item increases by 1.
7. the method according to claim 5 for receiving OAM Information, which is characterized in that further comprising the steps of:
When determining the Storage Item is that occupy identifier be true, and the data frame number in the data frame F is not equal to described
When next data frame number ExpSeq in Storage Item, then mistake occurs.
8. the method according to claim 5 for receiving OAM Information, which is characterized in that further comprising the steps of:
Determining the complete data frame quantitative value MaxBlockNum in the Storage Item equal to next data frame number ExpSeq
When, the total data of the data field in the Storage Item is handled according to default Processing Algorithm, will be occupied identifier and is set as no, clearly
The empty Storage Item.
9. a kind of device of the reception OAM Information based on more data frames for flexible Ethernet, which is characterized in that including following
Module:
Data frame receipt module, for receiving data frame F and client identifier transmitted by client；
First processing module, for determining that type identifier in data frame F obtains complete data frame quantitative value and be equal to for the moment,
The OAM data in the data frame F is handled according to Processing Algorithm is preset；
Second processing module, for determining the type identifier acquisition complete data frame quantitative value in data frame F not equal to one
When, according in the data frame F type identifier and client identifier search corresponding Storage Item, deposit described in the determination
Chu Xiangwei occupies identifier and be no and when data frame number in the data frame F is equal to zero, will be deposited in the data frame F
The OAM data of storage is stored into the data field Data in the Storage Item, and next data frame number ExpSeq in Storage Item is equal to
1, the complete data frame quantitative value MaxBlockNum in Storage Item is equal to the corresponding complete number of type identifier in data frame F
According to frame number magnitude, it is true for occupying identifier.
10. the device according to claim 9 for receiving OAM Information, which is characterized in that further include with lower module:
Third processing module, for when determining the Storage Item is that occupy identifier be true, and data in the data frame F
When frame number is equal to next data frame number ExpSeq in the Storage Item, the OAM data that will be stored in the data frame F
It stores into behind storing data, next data frame number ExpSeq value in Storage Item increases by 1 in the data field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910032271.8A CN109768976B (en) | 2019-01-14 | 2019-01-14 | Method and device for transmitting and receiving OAM information for flexible Ethernet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910032271.8A CN109768976B (en) | 2019-01-14 | 2019-01-14 | Method and device for transmitting and receiving OAM information for flexible Ethernet |
Publications (2)
| Publication Number | Publication Date |
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| CN109768976A true CN109768976A (en) | 2019-05-17 |
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| WO2022021882A1 (en) * | 2020-07-28 | 2022-02-03 | 中兴通讯股份有限公司 | Oam information block positioning method and device |
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