CN101035112B - Device and method for transferring the additional information - Google Patents
Device and method for transferring the additional information Download PDFInfo
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- CN101035112B CN101035112B CN2006100114402A CN200610011440A CN101035112B CN 101035112 B CN101035112 B CN 101035112B CN 2006100114402 A CN2006100114402 A CN 2006100114402A CN 200610011440 A CN200610011440 A CN 200610011440A CN 101035112 B CN101035112 B CN 101035112B
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Abstract
The invention discloses an added-on information transmitting device and method. And the device comprises a GFP framing module, which uses client management frame of universal framing rules to make GFP packaging for the transmitted added-on information at the transmitting end and resolve and recover the added-on information from the received GFP-packaged added-on information frame at the receiving end to transmit the added-on information between communication devices. And the invention reduces the cost of using special channels, flexible to implement, having high data packaging efficiency and more robust; the GFP frame has fixed overhead so that flow management and QoS control are more convenient; GFP runs multiple protocols coming from different ports or links to share the same transmission channel so as to increase bandwidth utilization ratio.
Description
Technical field
The present invention relates to communication field, the customer account management frame of a kind of GFP of utilization that particularly relates to the data 8B/10B newsletter system of communication field transmits the device and method of additional information.
Background technology
Along with rapid development of network, the particularly quick growth of data service nowadays, the user constantly increases bandwidth demand, make multiservice transport platform (MSTP) technology become one of core technology of transmission of future generation, its development prospect is bright and clear and optimistic, for each big main flow telecom operators extensively adopts, and advance to lower layer network steadily.The common all GFP of supporting business (Generic framingprocedure, Generic Framing Procedure) packaging techniques are mapped among the virtual container VC of SDH then in these equipment, carry out the OTN framing at last again and handle.But in present transmission system, the transmission of monitor message adopts the outer independent monitor channel of band to transmit usually, and perhaps the SDH in the employing band or the overhead byte of OTN frame transmit.Adopt monitor channel independently to need extra channel and equipment, increased network cost and complexity, and the transmission range of monitor channel must with the transmission range coupling of business, this design to the monitoring conducting has brought very big difficulty.Adopt the frame overhead byte of SDH or OTN to transmit this method, at first must find undefined byte in the standard, can not at will use, make that like this choosing of monitoring byte is very restricted, and also be not easy to the interconnection and interflow with other equipment, secondly this method also must add the content that special-purpose circuit inserted and extracted overhead byte, and framing needs externally realize in the circuit, very dumb, and cost is higher.
Usually data 8B/10B business adopts the GFP encapsulation process, gfp frame is divided into control frame and client's frame, wherein client's frame is divided into client data frame and customer account management frame again, client data frame is used to transmit client's business, such as business such as GbE, SAN, do not use and the customer account management frame is at present basic, therefore can utilize the customer account management frame to transmit additional information between the communication apparatus, such as monitor message etc.
GFP (Generic framing procedure, Generic Framing Procedure) provides a kind of processing procedure that high-rise client signal is mapped to transmission network.Its frame format as shown in Figure 1.Usually, gfp frame is made up of core head (Core Header) and payload section (Payload Area), core 4 bytes wherein, comprise the length byte of 2 bytes and a core check byte (cHEC) of 2 bytes, payload section is made of payload head (Payload Header), payload (Payload) and optional payload frames verification (FCS) again, and the payload head comprises payload type (Payload Type) and type verification parts such as (tHEC) again.
Wherein first byte (MSB) of Payload Type can be divided into payload type indication (PTI), payload frames verification indication (PFI) and extension header indication (EXI), and second byte (LSB) is client signal indication (UPI).Specific definition sees Table 1 PTI contents list, user type tabulation of table 2GFP client data frame and table 3GFP customer account management framed user type.
| Type Bit<15:13> | Implication |
| 000 | The GFP client data frame |
| 100 | GFP customer account management frame |
| Type Bit<15:13> | Implication |
| Other | Keep |
Table 1 PTI contents list
| 0000 1101 through 1110 1111 | Keep |
| 1111 0000 through 1111 1110 | Keep |
The tabulation of table 2 GFP client data frame user type
Table 3GFP customer account management framed user type
Wherein, respective name correspondence Chinese and English as follows in the frame structure among Fig. 1:
Core Header: core head
Payload Area: payload section
Payload Header: payload head
MSB:Most Significant Bit, highest significant position
LSB:Least Significant Bit, least significant bit
CHEC:Core HEC, a core verification
EHEC:Extension HEC, the extension header verification
THEC:Type HEC, a type verification
CID:Channel ID, gap marker
The indication of EXI:Extension Header Identifier extension header
FCS:Frame-Check Sequence Frame Check Sequence
GFP:Generic Framing Procedure, Generic Framing Procedure
HEC:Header Error Check, a verification
PFI:Payload FCS Identifier, payload FCS indication
PTI:Payload Type Identifier, the payload type indication
UPI:User Payload Identifier, the indication of user's payload
Summary of the invention
The object of the present invention is to provide a kind of device and method that transmits additional information, to solve above-mentioned problems of the prior art, utilization is professional to transmit additional information with the road, has reduced the cost of using designated lane, realizes flexible, convenient and with low cost.
For realizing above-mentioned purpose of the present invention, the invention provides a kind of device that transmits additional information, wherein, comprise that a GFP becomes frame module, be used for utilizing the customer account management frame of Generic Framing Procedure to come the additional information that sends carried out the GFP encapsulation and at receiving terminal described additional information is resolved, recovered to the additional information frame after described GFP encapsulation that receives and the additional information between the communication apparatus is transmitted realizing at transmitting terminal.
Described device, wherein, described additional information is being carried out GFP when encapsulation, described GFP become frame module further the value of the client signal indication field of the payload type indication field by gfp frame and/or described gfp frame be set to retention and come described additional information is carried out the GFP encapsulation.
Described device wherein, further comprises:
The additional information input channel;
The additional information input module is used for becoming frame module input additional information by described additional information input channel to described GFP; And/or,
The additional information output channel;
The additional information output module is used for resolving through the additional information frame of described GFP framing module package from described additional information output channel reception, and recovers described additional information.
Described device, wherein, described GFP becomes frame module to be further used for utilizing the client data frame of Generic Framing Procedure to come client's business datum is carried out the GFP encapsulation and at receiving terminal described client's business datum is resolved, recovered to the client's business data frame after the GFP encapsulation to transmit client's business datum.
Described device wherein, further comprises:
Service channel is used to insert client's business;
Business interface is used to finish the access of client's business, finishes professional Code And Decode.
Described device wherein, further comprises an other forms of package module, is used for client data frame and additional information frame after the GFP encapsulation are encapsulated again.
Described device wherein, becomes frame module to be further used for customer data and/or additional information in the gfp frame that the value identification according to the value of gfp frame payload type indication field and/or gfp frame client signal indication field receives at the described GFP of receiving terminal.
Described device, wherein, described additional information input/output module is a MCU processor; And/or described additional information input/output module is by an Ethernet interface and the outside interface of realizing additional information; And/or described additional information input/output module becomes to adopt between the frame module parallel bus or universal serial bus to be connected with GFP.
Described device, wherein, described GFP becomes frame module further to comprise:
Host interface is used to connect additional information input and/or output module and becomes frame module with described GFP;
Customer account management frame processing module is used to utilize the customer account management frame that additional information is carried out the GFP framing and handles;
The client data frame processing module is used to utilize client data frame that client's business datum is carried out the GFP framing and handles; With
The multiplexing and demultiplexing unit is used for described GFP customer account management frame and/or client data frame are carried out multiplexing and/or demultiplexing.
Further, the present invention also provides a kind of method that transmits additional information, wherein, comprising:
Steps A, GFP becomes frame module to utilize the customer account management frame of Generic Framing Procedure to come the additional information that sends is carried out the step of GFP encapsulation; And
Step B resolves to recover the step of additional information the additional information frame after described GFP encapsulation that receives at receiving terminal.
Described method, wherein, the step that described GFP becomes frame module that additional information is carried out the GFP encapsulation comprises that further the value of the client signal indication field of payload type indication field that gfp frame is set and/or described gfp frame is the step of retention.
Described method wherein, comprises further before the described steps A that the additional information input module becomes the step of frame module input additional information to described GFP by the additional information input channel; And, further comprise that the additional information output module receives the additional information frame after described GFP encapsulation and it is resolved, recovers the step of described additional information from described additional information output channel after the described step B.
Described method wherein, further comprises:
Step a, GFP become frame module to utilize the client data frame of Generic Framing Procedure to come the client's business datum that sends is carried out the step of GFP encapsulation; And
Step b resolves, recovers the step of client's business datum to the client's business data frame after the GFP encapsulation that receives at receiving terminal.
Described method wherein, further comprises the step that the client data frame after GFP encapsulation and additional information frame are encapsulated again.
Described method wherein, further is included in the described GFP of receiving terminal and becomes the customer data in the gfp frame that frame module receives according to the value identification of the value of gfp frame payload type indication field and/or gfp frame client signal indication field and the step of additional information.
Described method, wherein, described GFP becomes frame module further to be connected with additional information input module and/or additional information output module by parallel bus or universal serial bus.
The present invention has overcome shortcoming of the prior art, solves problems of the prior art.Utilize business to transmit additional information, realize various demands, such as fault transparent transmission, monitor message etc. with the road.Reduced the cost of using designated lane, realized flexibly, to the packaging efficiency height of data, more healthy and stronger; Gfp frame has fixing expense, and traffic management, QoS control more convenient; The GFP operation is shared same transmission channel from a plurality of agreements of different port or link, thereby has increased bandwidth utilization.
Description of drawings
Fig. 1 is the composition structural representation of the gfp frame structure of prior art;
Fig. 2 is the principle schematic of system of the present invention;
Fig. 3 is the structural representation of one embodiment of the invention system, shows the interface between monitor message and the GFP module;
Fig. 4 is the structural representation of another embodiment of the present invention system, shows the interface between monitor message and the GFP module;
Fig. 5 is in an embodiment of the present invention, the implementation schematic diagram of GFP inside modules;
Fig. 6 is in an embodiment of the present invention, is used to transmit the gfp frame form schematic diagram of monitor message;
Fig. 7 is in another embodiment of the present invention, is used to transmit the gfp frame form signal of monitor message.
Embodiment
As shown in Figure 2, the composition structure of system of the present invention and the annexation between each several part have been described.System of the present invention comprises in Fig. 2: service channel 101, business interface module 102, GFP become frame module 103, other package modules 104, line channel 105, monitor message output module 106, monitor message output channel 107, monitor message input module 108, monitor message input channel 109.Wherein, the functional description of each several part is as follows:
Service channel 101: the access passage of client's business.
Business interface module 102: be used to finish the access of client's business, finish professional Code And Decode.
GFP becomes frame module 103: be used for the data of client's business are carried out the GFP encapsulation process.
Other forms of package module 104: be used for gfp frame is encapsulated again, such as the encapsulation of carrying out SDH frame or OTN frame.
Line channel 105: the line signal interface of equipment.
Monitor message output module 106: be used for receiving monitor message, information is resolved from the monitor message output channel.
Monitor message output channel 107: the physical channel of monitor message output.
Monitor message input module 108: be used for monitor message is carried out framing, and send road monitor message input channel.
Monitor message input channel 109: the physical channel of monitor message input.
When the client has data to send, give business interface module 102 by service channel 101, finish the decoding of client data frame, revert to initial data, these data are given GFP again and are become frame module 103, carry out the GFP packing, add a core head and a core verification, payload type PTI=000b (binary system) is set, according to client's type of service UPI (seeing Table 2) is set simultaneously, represent that this frame is a client data frame, is encapsulated as a complete gfp frame at last; Simultaneously, monitor message input module 108 modules can become frame module 103 input monitoring information to GFP by monitor message input channel 109, similarly, GFP becomes 103 pairs of monitor datas of frame module to add a core head and a core verification, payload type PTI=100b or other retentions are set, it is any one retention that UPI is set simultaneously, see mark 1, table 3, also be encapsulated into an intactly gfp frame at last, because the PTI type that client data frame and monitor message frame use in GFP packing ground process is different, therefore receiving terminal just can according to the value of PTI distinguish in the gfp frame data be customer data or monitor message.At last, gfp frame is handled on transmission road, the back line channel 105 through other forms of package module 104 and is transferred out.
Similarly, receive the encapsulation of other forms of package module 104 processing from line channel 105 when data after, revert to gfp frame, these frames are delivered to GFP again and are become frame module 103 to handle, distinguishing according to the difference of PTI value in the gfp frame is client data frame or monitor message, handle if customer data is then given these data business interface module 102, encoding by 102 pairs of data of business interface module sends to service channel 101 after forming the frame format that meets the requirements of the customers; If when the PTI of GFP one-tenth frame module 103 these frames of discovery and UPI indication payload content are monitor message, then these data are sent to monitor message output module 106 by monitor message output channel 107.
Describe by the step of data flow below the input and output of monitor message.
The input step of monitor message and customer data:
Step 1: monitor message input module 108 is given GFP with monitor message by monitor message input channel 109 and is become frame module 103;
Step 2:GFP becomes the processing of packing of the data of 103 pairs of monitor message input channels 109 of frame module, and PTI=100b or other retentions are set, and sees Table 1, and it is any one retention that UPI is set simultaneously, changes step 5 over to;
Step 3: business interface module 102 receives the data of Traffic Channel 101, also gives GFP with data after decoding and becomes frame module 103;
Step 4:GFP becomes processings of packing of the data of 103 pairs of business interface modules 102 of frame module, and PTI=000b is set, and sees Table 1, and the while is provided with the value of UPI according to client's type of service, changes step 5 over to;
The gfp frame that step 5:GFP becomes frame module 103 that package is finished sends to other forms of package module 104;
Step 6: the 104 couples of GFP of other forms of package module become data that frame module 103 sends here encapsulating and behind sign indicating number data are being sent to line channel 105.
The output step of monitor message and customer data:
The process of demultiplexing is opposite with multiplex process, specific as follows basically:
Step 11: the data of other forms of package module 104 receiving lines path 10s 5, and separate frame with go around after give GFP with gfp frame and become frame module 103;
The gfp frame that step 12:GFP becomes 103 pairs of other forms of package modules 104 of frame module to send here is resolved, the type of identification PTI, value difference according to PTI sends to different branch roads with data, if PTI=000b, forward step 13 to, if when PTI=100b or other retentions and UPI value are the value of expectation, forward step 15 to;
Step 13:GFP becomes frame module 103 that the data that GFP separates behind the frame are sent to business interface module 102;
Step 14: the data that 102 couples of GFP of business interface module become frame module 103 to send here are handled, and output to Traffic Channel 101 behind frame format that formation meets the requirements of the customers and the coding;
Step 15:GFP becomes frame module 103 that the data that GFP separates behind the frame are sent to monitor message output module 106 by monitor message output channel 107;
Step 16: monitor message output module 106 receives the customer account management frame, recovers monitor message.
Fig. 3 is the structural representation of one embodiment of the invention system, shows the interface between monitor message and the GFP module.As shown in Figure 3, the input/output module of the monitor message of one embodiment of the invention is merged into one, adopt MCU microprocessor system 206 to realize, MCU is by fastethernet interface 208 and the outside interface of realizing monitor message, MCU becomes with GFP between the frame module 203 to adopt parallel bus 207, comprising: the data/address bus Dat[7..0 of 8 bit wides], address bus Address, read-write control R/W, chip selection signal CS and interrupt signal INT.Also can not adopt MCU here, and replace with other circuit arrangement.Other module of present embodiment such as service channel 201, business interface module 202, GFP become the function of frame module 203, other forms of package module 204, line channel 205 etc. with the corresponding module among Fig. 2.
Fig. 4 is the structural representation of another embodiment of the present invention system, shows the interface between monitor message and the GFP module.As shown in Figure 4, the input/output module of the monitor message of another embodiment of the present invention is merged into one, adopt MCU microprocessor system 306 to realize, MCU is by fastethernet interface 308 and the outside interface of realizing monitor message, MCU becomes with GFP to adopt universal serial bus 307 between the frame module 303, comprising: send data TXD, tranmitting data register TXCLK, receive data RXD and receive clock RXCLK.Also can not adopt MCU here, and replace with other circuit arrangement.Other module of present embodiment such as service channel 301, business interface module 302, GFP become the function of frame module 303, other forms of package module 304 with the corresponding module among Fig. 2.
Fig. 5 is in an embodiment of the present invention, the implementation schematic diagram of GFP inside modules.As shown in Figure 5, GFP becomes frame module 403 further to comprise: the multiplex/demultiplex unit 403d of host interface (Host CPU IF) module 403a, customer account management frame processing module 403b, client data frame processing module 403c and GFP customer account management frame and client data frame.The function of other module of present embodiment such as business interface module 402, other forms of package module 404 is with the corresponding module among Fig. 2.In the present embodiment, the input/output module MCU 406 of monitor message becomes with GFP between the frame module 403 to adopt parallel bus 407, comprising: the data/address bus Dat[7..0 of 8 bit wides], address bus Address, read-write control R/W, chip selection signal CS and interrupt signal INT.
Fig. 6 is in one embodiment of this invention, is used to transmit the gfp frame form schematic diagram of monitor message.Retention outside the value that PTI is standard code is set, and all values is all used binary representation among Fig. 6, has only defined 000 and 100 two kind in the standard, therefore can adopt any value in addition here, as definition PTI=101.PTI=101 is set when transmitting monitor message, judges when receiving PTI 101 judges whether the information of this gfp frame is monitor message, and the value of UPI can be arbitrary value at this moment, need not be provided with and distinguish.
Fig. 7 is in another embodiment of the present invention, is used to transmit the gfp frame form signal of monitor message.As shown in Figure 7, it is 100 that PTI is set, it is standard code GFP management frames, all values is all used binary representation among the figure, must be provided with the type of UPI this moment again, and any retention outside the value that UPI is standard code is set, and only defined 00000001 and 00,000,010 two kind in the standard, therefore any value of UPI for other retentions can be set, such as UPI=10001000 is set herein.When transmitting monitor message PTI=100 is set, UPI=10001000 judges whether PTI is 100 when receiving, and UPI 10001000 judges whether the information of this gfp frame is monitor message, must be provided with and distinguish at this moment the value of PTI and UPI simultaneously.Wherein, among Fig. 6, Fig. 7 the corresponding Chinese and English implication in the frame structure ditto in the face of the description of Fig. 1.
The present invention utilizes the customer account management frame of GFP to transmit can be except that monitor message the additional messages between other the communication apparatus.The present invention has overcome shortcoming of the prior art, solves problems of the prior art.Utilize business to transmit additional information, realize various demands, such as fault transparent transmission, monitor message etc. with the road.Reduced the cost of using designated lane, realized flexibly, to the packaging efficiency height of data, more healthy and stronger; Gfp frame has fixing expense, and traffic management, QoS control more convenient; The GFP operation is shared same transmission channel from a plurality of agreements of different port or link, thereby has increased bandwidth utilization.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. device that transmits additional information, it is characterized in that, comprise that a GFP becomes frame module, be used for utilizing the customer account management frame of Generic Framing Procedure to come the additional information that sends carried out the GFP encapsulation and at receiving terminal described additional information is resolved, recovered to the additional information frame after described GFP encapsulation that receives and the additional information between the communication apparatus is transmitted realizing at transmitting terminal;
Described additional information is being carried out GFP when encapsulation, described GFP become frame module further the value of the client signal indication field of the payload type indication field by gfp frame and/or described gfp frame be set to retention and come described additional information is carried out the GFP encapsulation;
Described device further comprises:
The additional information input channel;
The additional information input module is used for becoming frame module input additional information by described additional information input channel to described GFP; And/or,
The additional information output channel;
The additional information output module is used for resolving through the additional information frame of described GFP framing module package from described additional information output channel reception, and recovers described additional information;
Described additional information input/output module is a MCU processor; And/or described additional information input/output module is by an Ethernet interface and the outside interface of realizing additional information; And/or described additional information input/output module becomes to adopt between the frame module parallel bus or universal serial bus to be connected with GFP.
2. device according to claim 1, it is characterized in that described GFP becomes frame module to be further used for utilizing the client data frame of Generic Framing Procedure to come client's business datum is carried out the GFP encapsulation and at receiving terminal described client's business datum is resolved, recovered to the client's business data frame after the GFP encapsulation to transmit client's business datum.
3. device according to claim 2 is characterized in that, further comprises:
Service channel is used to insert client's business;
Business interface is used to finish the access of client's business, finishes professional Code And Decode.
4. device according to claim 3 is characterized in that, further comprises an other forms of package module, is used for client data frame and additional information frame after the GFP encapsulation are encapsulated again.
5. device according to claim 2, it is characterized in that, become frame module to be further used for customer data and/or additional information in the gfp frame that the value identification according to the value of gfp frame payload type indication field and/or gfp frame client signal indication field receives at the described GFP of receiving terminal.
6. device according to claim 2 is characterized in that, described GFP becomes frame module further to comprise:
Host interface is used to connect additional information input and/or output module and becomes frame module with described GFP;
Customer account management frame processing module is used to utilize the customer account management frame that additional information is carried out the GFP framing and handles;
The client data frame processing module is used to utilize client data frame that client's business datum is carried out the GFP framing and handles; With
The multiplexing and demultiplexing unit is used for described GFP customer account management frame and/or client data frame are carried out multiplexing and/or demultiplexing.
7. a method that is applicable to the transmission additional information of the described device of arbitrary claim among claim 1 or the 3-6 is characterized in that, comprising:
Steps A, GFP becomes frame module to utilize the customer account management frame of Generic Framing Procedure to come the additional information that sends is carried out the step of GFP encapsulation; And
Step B resolves to recover the step of additional information the additional information frame after described GFP encapsulation that receives at receiving terminal;
The step that described GFP becomes frame module that additional information is carried out the GFP encapsulation comprises that further the value of the client signal indication field of payload type indication field that gfp frame is set and/or described gfp frame is the step of retention;
Comprise further before the described steps A that the additional information input module becomes the step of frame module input additional information to described GFP by the additional information input channel; And, further comprise that the additional information output module receives the additional information frame after described GFP encapsulation and it is resolved, recovers the step of described additional information from described additional information output channel after the described step B;
Described GFP becomes frame module further to be connected with additional information input module and/or additional information output module by parallel bus or universal serial bus.
8. method according to claim 7 is characterized in that, further comprises:
Step a, GFP become frame module to utilize the client data frame of Generic Framing Procedure to come the client's business datum that sends is carried out the step of GFP encapsulation; And
Step b resolves, recovers the step of client's business datum to the client's business data frame after the GFP encapsulation that receives at receiving terminal.
9. method according to claim 8 is characterized in that, further comprises the step that the client data frame after GFP encapsulation and additional information frame are encapsulated again.
10. method according to claim 8, it is characterized in that, further be included in the described GFP of receiving terminal and become the customer data in the gfp frame that frame module receives according to the value identification of the value of gfp frame payload type indication field and/or gfp frame client signal indication field and the step of additional information.
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| CN102195859B (en) * | 2010-03-04 | 2015-05-06 | 中兴通讯股份有限公司 | Method and system for adjusting bandwidth of optical channel data unit flexible (ODUflex) based on GFP (Generic Framing Procedure) |
| CN102420695B (en) * | 2010-09-27 | 2014-07-02 | 中国移动通信集团四川有限公司 | Access method and system of identification service at transmission marginal interface |
| CN103076991B (en) * | 2012-12-26 | 2016-02-10 | 创新科存储技术（深圳）有限公司 | The communication means of a kind of main frame and storage array |
| CN108134646B (en) * | 2016-12-01 | 2019-10-18 | 深圳市中兴微电子技术有限公司 | A kind of transmission method and device of optical transmission unit frame |
| CN111263250B (en) | 2018-11-30 | 2021-03-23 | 华为技术有限公司 | Service data processing method and device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040114924A1 (en) * | 2002-09-20 | 2004-06-17 | Marc Holness | System and method for managing an optical networking service |
| CN1558635A (en) * | 2004-01-20 | 2004-12-29 | 北京邮电大学 | Method for transmitting network management and signaling information using Generic Framing Procedure |
| CN1671244A (en) * | 2004-03-19 | 2005-09-21 | 港湾网络有限公司 | Method for transmitting data via back board |
-
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040114924A1 (en) * | 2002-09-20 | 2004-06-17 | Marc Holness | System and method for managing an optical networking service |
| CN1558635A (en) * | 2004-01-20 | 2004-12-29 | 北京邮电大学 | Method for transmitting network management and signaling information using Generic Framing Procedure |
| CN1671244A (en) * | 2004-03-19 | 2005-09-21 | 港湾网络有限公司 | Method for transmitting data via back board |
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