CN109510750A - A kind of circuit board, server and server network - Google Patents
A kind of circuit board, server and server network Download PDFInfo
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- CN109510750A CN109510750A CN201811401295.8A CN201811401295A CN109510750A CN 109510750 A CN109510750 A CN 109510750A CN 201811401295 A CN201811401295 A CN 201811401295A CN 109510750 A CN109510750 A CN 109510750A
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- 238000012423 maintenance Methods 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000001419 dependent effect Effects 0.000 claims description 3
- 238000007726 management method Methods 0.000 description 30
- 238000000034 method Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
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- 229910052802 copper Inorganic materials 0.000 description 3
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- XQVCBOLNTSUFGD-UHFFFAOYSA-N 3-chloro-4-methoxyaniline Chemical compound COC1=CC=C(N)C=C1Cl XQVCBOLNTSUFGD-UHFFFAOYSA-N 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/183—Internal mounting support structures, e.g. for printed circuit boards, internal connecting means
- G06F1/184—Mounting of motherboards
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4081—Live connection to bus, e.g. hot-plugging
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Abstract
This application provides a kind of circuit board, server and server networks；The circuit board includes: 19 network connector of OPEN, for accessing the network for meeting the specification of OPEN 19；Network interface is managed, for the data with the management network interface interactive maintenance network on the server master board；Data network interface, the data of the data network for sending the server master board are sent to 19 network connector of OPEN, and by the data of the data network received from 19 network connector of OPEN, are sent to the server master board；Network protocol conversion chip for that will manage the data conversion of the management network that network interface receives into the data of 1000BASE-SX agreement, and is sent to 19 network connector of OPEN；And by the data of the 1000BASE-SX agreement received from 19 network connector of OPEN, it is converted into managing the data of format used in network on the server master board, and be sent to the management network interface.
Description
Technical field
Present document relates to network field, espespecially a kind of circuit board, server and server network.
Background technique
In present data network, the primary interface of the network interface card of 25G, 50G uses SFP (Small form-factor respectively
Pluggable transceiver, low profile thermal pluggable transceiver) 28, QSFP (Quad Small Form-factor
Pluggable transceiver, four-way low profile thermal pluggable transceiver) 28, substantially situation is as shown in the table.
Table 1, network card interface situation
| Speed | Encapsulated type | Differential lines quantity |
| 25G | SFP28 | 1 |
| 50G | QSFP28 | 2 |
BMC (Baseboard management controller, baseboard management controller) manages network since rate is wanted
It asks not high, data, rate 1000Mbps is generally transmitted using RJ45 connector.
On General Server, a server at least needs 2 network cables, 1 data network for 25G or 50G
It uses, another uses for management network transmission.
The implementation has following several disadvantages:
At least two cables, cause more complicated connection mode on one node.
General interchanger only supports optical port or power port.Data network is optical port, management network is power port, therefore one is saved
Point will be connected to simultaneously on 2 interchangers.
The specification of OPEN 19 is to be initiated in the end of the year 2016 by LinkedIn (neck English), is suitable in the data of any scale
The heart.The mutual contact mode of node and interchanger, including switch type, cable type, transmission have been redefined in the specification of OPEN 19
Agreement, connector type are to customize again.Compared with traditional internetwork connection mode, following target is proposed:
(1) most 12 nodes share a network cable, convenient for deployment.
(2) data network and management network use the same connector external in node.
(3) 10G, 25G, 50G Web vector graphic can be supported simultaneously.
Obviously, existing server is not able to satisfy the specification of OPEN 19, and cost is too high if update server.
Summary of the invention
This application provides a kind of circuit board, server and server networks, can use lower cost, make existing
Server network meets the specification of OPEN 19.
This application provides a kind of circuit boards, comprising:
19 network connector of OPEN, for accessing the network for meeting the specification of OPEN 19；
Management network interface is connected with the management network interface on server master board, is used for and the server master board
Management network interface interactive maintenance network data；
Data network interface is connected with the data network interface on server master board, for sending out the server master board
The data of the data network sent are sent to 19 network connector of OPEN, and will receive from 19 network connector of OPEN
The data of the data network arrived are sent to the server master board；
Network protocol conversion chip, for will manage the data conversion of the management network that network interface receives at
The data of 1000BASE-SX agreement, and it is sent to 19 network connector of OPEN；And it will connect from 19 network of OPEN
The data for connecing the 1000BASE-SX agreement that device receives are converted into managing the data of format used in network on the server master board,
And it is sent to the management network interface.
In a kind of illustrative claim, management network interface and the circuit board on the server master board
Management network interface, be mutually matched RJ45 interface；
Pass through RJ45 between management network interface on the server master board and the management network interface of the circuit board
Connecting line is connected.
In a kind of illustrative claim, the data that format used in network is managed on the server master board are medium phase
Close interface MDI signal.
A kind of data in illustrative claim, when the transmission rate of data network is 10G, on server master board
The data network interface of network interface and the circuit board is SFP+ interface.
A kind of data in illustrative claim, when the transmission rate of data network is 25G, on server master board
The data network interface of network interface and the circuit board is 28 interface of low profile thermal pluggable transceiver SFP.
A kind of data in illustrative claim, when the transmission rate of data network is 50G, on server master board
Network interface is 28 interface of four-way low profile thermal pluggable transceiver QSFP, and the data network interface of the circuit board includes two
28 interface of SFP.
In a kind of illustrative claim, the data network of data network interface and foregoing circuit plate on server master board
It is connected between network interface by digital analog converter cable.
In a kind of illustrative claim, the data network interface and 19 network connector of OPEN of foregoing circuit plate it
Between carried out data transmission using KR agreement.
The embodiment of the invention also provides a kind of servers, comprising: mainboard；
Above-mentioned circuit board；
The circuit board is connected with the mainboard.
The embodiment of the invention also provides a kind of server networks, including exchanger；
One or more above-mentioned servers；
The interchanger meets the specification of OPEN 19；
The server is connected by meeting the customization cable of the specification of OPEN 19 with the interchanger respectively.
Compared with the relevant technologies, the application can may conform to OPEN by less investment on the basis of existing hardware
19 specifications.
Other features and advantage will illustrate in the following description, also, partly become from specification
It obtains it is clear that being understood and implementing the application.Other advantages of the application can be by specification, claims
And scheme described in attached drawing is achieved and obtained.
Detailed description of the invention
Attached drawing is used to provide the understanding to technical scheme, and constitutes part of specification, with the application's
Embodiment is used to explain the technical solution of the application together, does not constitute the limitation to technical scheme.
Fig. 1 is the schematic diagram of circuit board provided in an embodiment of the present invention；
Fig. 2 is 1 turn 12 of cable of OPEN19 specification definition in a kind of exemplary embodiment；
Fig. 3 (a) is in a kind of exemplary embodiment, for electricity used in 10G the or 25G network interface card on server master board
The schematic diagram of cable；
Fig. 3 (b) is in a kind of exemplary embodiment, for cable used in the 50G network interface card on server master board
Schematic diagram；
Fig. 4 (a) be a kind of exemplary embodiment in, when server use 25G network interface card when, the schematic diagram of data network；
Fig. 4 (b) be a kind of exemplary embodiment in, when server use 50G network interface card when, the schematic diagram of data network；
Fig. 5 is the schematic diagram of server in a kind of exemplary embodiment.
Specific embodiment
This application describes multiple embodiments, but the description is exemplary, rather than restrictive, and for this
It is readily apparent that can have more in the range of embodiments described herein includes for the those of ordinary skill in field
More embodiments and implementation.Although many possible feature combinations are shown in the attached drawings, and in a specific embodiment
It is discussed, but many other combinations of disclosed feature are also possible.Unless the feelings specially limited
Other than condition, any feature or element of any embodiment can be with any other features or element knot in any other embodiment
It closes and uses, or any other feature or the element in any other embodiment can be substituted.
The application includes and contemplates the combination with feature known to persons of ordinary skill in the art and element.The application is
It can also combine with any general characteristics or element through disclosed embodiment, feature and element, be defined by the claims with being formed
Unique scheme of the invention.Any feature or element of any embodiment can also be with features or member from other scheme of the invention
Part combination, to form the unique scheme of the invention that another is defined by the claims.It will thus be appreciated that showing in this application
Out and/or any feature of discussion can be realized individually or in any suitable combination.Therefore, in addition to according to appended right
It is required that and its other than the limitation done of equivalent replacement, embodiment is not limited.Furthermore, it is possible in the guarantor of appended claims
It carry out various modifications and changes in shield range.
In addition, method and/or process may be rendered as spy by specification when describing representative embodiment
Fixed step sequence.However, in the degree of this method or process independent of the particular order of step described herein, this method
Or process should not necessarily be limited by the step of particular order.As one of ordinary skill in the art will appreciate, other steps is suitable
Sequence is also possible.Therefore, the particular order of step described in specification is not necessarily to be construed as limitations on claims.This
Outside, the claim for this method and/or process should not necessarily be limited by the step of executing them in the order written, art technology
Personnel are it can be readily appreciated that these can sequentially change, and still remain in the spirit and scope of the embodiment of the present application.
The embodiment of the invention provides a kind of circuit boards 101, as shown in Figure 1, comprising:
19 network connector 102 of OPEN, for accessing the network for meeting the specification of OPEN 19；
Management network interface 103 is connected with the management network interface on server master board, is used for and the server master board
On management network interface interactive maintenance network data；
Data network interface 104 is connected with the data network interface on server master board, is used for the server master board
The data of the data network of transmission are sent to 19 network connector 102 of OPEN, and will connect from 19 network of OPEN
The data for connecing the data network that device 102 receives are sent to the server master board；
Network protocol conversion chip 105, for will manage the data conversion of the management network that network interface 103 receives at
The data of 1000BASE-SX agreement, and it is sent to 19 network connector 102 of OPEN；And it will be from 19 network of OPEN
The data for the 1000BASE-SX agreement that connector 102 receives are converted into managing format used in network on the server master board
Data, and it is sent to the management network interface 103.
Wherein, 1000BASE-SX agreement is the transport protocol of the management network required in the specification of OPEN 19.
In order to be different from server master board, the circuit board of the present embodiment is also known as Net Board (net in following description
Network plate).
In a kind of exemplary embodiment, the management of management network interface and foregoing circuit plate on server master board
Network interface is mutually matched RJ45 interface.
In a kind of exemplary embodiment, the management network of management network interface and foregoing circuit plate on server master board
It is connected between interface by Cable (cable).
In a kind of exemplary embodiment, the management network of management network interface and foregoing circuit plate on server master board
It is connected between interface by RJ45 connecting line.
In a kind of exemplary embodiment, the data that format used in network is managed on the server master board are MDI
(Medium Dependent Interface, Media Dependent Interface) signal.
In a kind of exemplary embodiment, the network protocol conversion chip is BCM54210S chip.
The realization process managed when network sends data in a kind of exemplary embodiment, in server is as follows:
The management network of server master board is connect with network board using the RJ45 connecting line of standard；
Server master board is signally attached to BCM54210S chip by the MDI that RJ45 is passed over, is converted to
The data of 1000BASE-SX agreement；
The data of the 1000BASE-SX agreement obtained after conversion are connected to OPEN by circuit board trace on network board
19 network connectors；
Using such as Fig. 2 signal OPEN19 specification definition 1 turn 12 of Cable by 19 network connector of OPEN with
The network switch interconnection of OPEN19 specification definition.
Process when network receives data is managed in server can be realized by the reverse execution above process.
In a kind of exemplary embodiment, the data of data network interface and foregoing circuit plate on server master board
Network interface is mutually matched SFP connector.
A kind of data network in exemplary embodiment, when the transmission rate of data network is 10G, on server master board
The data network interface of network interface and foregoing circuit plate is SFP+ interface.
A kind of data network in exemplary embodiment, when the transmission rate of data network is 25G, on server master board
The data network interface of network interface and foregoing circuit plate is 28 interface of SFP.
A kind of data network in exemplary embodiment, when the transmission rate of data network is 50G, on server master board
Network interface is 28 interface of QSFP, and the data network interface of foregoing circuit plate includes two SFP28 interfaces.
In a kind of exemplary embodiment, the network interface card supported on server master board includes 10G network interface card, 25G network interface card and 50G net
Card；Wherein 28 interface of SFP used by SFP+ interface and 25G network interface card used by 10G network interface card is identical on surface structure,
And the compatible SFP+ of SFP 28；And 28 interface of QSFP that 50G network interface card uses is then different with first two.
In a kind of exemplary embodiment, when the transmission rate of data network is 100G or other rates, server master
Data network interface on plate is the SFP interface of respective type, and the data network interface of foregoing circuit plate is and server master board
On the matched SFP interface of data network interface.
In a kind of exemplary embodiment, the data network of data network interface and foregoing circuit plate on server master board
It is connected between interface by passive copper cable.
In a kind of exemplary embodiment, the data network of data network interface and foregoing circuit plate on server master board
It is connected between interface by DAC Cable.
In a kind of exemplary embodiment, the data network of data network interface and foregoing circuit plate on server master board
Connecting line both ends between interface are provided with corresponding interface, are such as but not limited to 28 interface of SFP 28 or QSFP；On connecting line
Interface for being connect with the data network interface on server master board or foregoing circuit plate, such as when data network interface is
When SFP female, the upper SFP male connector of connecting line.
In a kind of exemplary embodiment, for 10G the or 25G network interface card on server master board, using shown in such as Fig. 3 (a)
Cable connect with network card, the Cable be 28 turns of SFP 28 of SFP DAC (Digital to analog converter,
Digital analog converter) Cable.
In a kind of exemplary embodiment, for the 50G network interface card on server master board, using as shown in Fig. 3 (b)
Cable is connect with network card, which is the DAC Cable that QSFP 28 changes into 2 SFP 28.
In a kind of exemplary embodiment, when server uses 25G network interface card, shown in data network such as Fig. 4 (a), mainboard
Pass through PCIex8 (Peripheral Component Interconnect Exetend 8, Peripheral Component Interconnect standard extension 8)
The network controller in 25G network interface card 401 is connected, the data of the network controller transmission KR agreement in 25G network interface card 401 to 25G net
28 interface of SFP in card 401；28 interface of SFP in 25G network interface card 401 connects the SFP in network board 402 by passive copper cable
28 interfaces, the SFP28 interface are connected with 19 network connector of OPEN in network board 402；19 network connector of OPEN passes through
19 custom cable of OPEN connects 19 interchanger of OPEN.
In a kind of exemplary embodiment, when server uses 50G network interface card, shown in data network such as Fig. 4 (b), mainboard
By the network controller in PCIex8 connection 50G network interface card 403, the network controller in 50G network interface card 403 transmits the number of KR agreement
According to 28 interface of QSFP in 50G network interface card 403；28 interface of QSFP in 50G network interface card 403 is separately connected net by passive copper cable
Two SFP28 interfaces in network plate 404, two 28 interfaces of SFP and the 19 network connector phase of OPEN in network board 404
Even；19 network connector of OPEN connects 19 interchanger of OPEN by 19 custom cable of OPEN.
In a kind of exemplary embodiment, between 19 network connector of data network interface and OPEN of foregoing circuit plate
Carried out data transmission using KR agreement.
KR agreement is the transport protocol of data network defined in the specification of OPEN 19, and it is not light that transmission mode, which is electric signal,
Signal, therefore do not need to convert electrical signals to optical signal using optical module on the transmit path.
In a kind of exemplary embodiment, realization process when data network sends data in server is as follows:
The data that the data network interface of foregoing circuit plate receives are connected on network board by circuit board trace
19 network connector of OPEN；
Using such as Fig. 2 signal OPEN19 specification definition 1 turn 12 of Cable by 19 network connector of OPEN with
The network switch interconnection of OPEN19 specification definition.
Process when data network receives data in server can be realized by the reverse execution above process.
The embodiment of the invention provides a kind of servers, include mainboard, and any of the above-described reality being connected with the mainboard
Apply the circuit board in example.
In the present embodiment, it may include pluggable network interface card on the mainboard, different rates can be installed according to demand
Network interface card.
In the present embodiment, the other components and connection relationship of server, working method can continue to use the original design of server
Scheme, if increase foregoing circuit plate, so that it may so that server meet OPEN 19 specification, by 19 network connector of OPEN this
One network interface, so that it may transmit data network and management network.
In a kind of exemplary embodiment, server is as shown in Figure 5, comprising:
Mainboard 501 and network board 502；
Central processing unit in mainboard 501 passes through PCIex8 connection network controller OCPA card；OCPA card transmits KR agreement
Data to SFP+ connector；BMC passes through RGMII (Reduced Gigabit Media Independent Interfac, letter
The Gigabit Media stand-alone interface of change) connection physical chip RTL8211FD-CG；Physical chip transmission MDI signal arrives
RJ45 connector.
SFP+ interface in network board 502 is connected with the SFP+ interface of mainboard 501 by DAC Cable；RJ45 interface and
The RJ45 interface of mainboard 501 passes through Cable connection.
The data of SFP+ interface transmission KR agreement in network board 501 are to 19 network connector of OPEN；The transmission of RJ45 interface
MDI signal is to network protocol conversion chip BCM54210S；MDI signal is converted to the number of 1000BASE-SX agreement by BCM54210S
According to being transferred to 19 network connector of OPEN.
Server in the present embodiment can meet the network interface transfers 25G or 50G of the specification of OPEN 19 by 1
Data network and 1 road 1000M management network.
In the present embodiment, network board makes data network and manages the dedicated connection that network is defined in the same OPEN 19
Transmission in device (i.e. above-mentioned 19 network connector of OPEN), and there is MDI to be converted to 1000BASE-SX association management network protocol
View.
In a kind of exemplary embodiment, above-mentioned server can be realized as follows:
Produce network board；
Network board is connect with server master board, interchanger, forms whole set of system；
The connectivity and performance of the system are tested, and is accordingly debugged.
The embodiment of the invention provides a kind of server networks, comprising: interchanger；One or more above-mentioned servers；
The interchanger meets the specification of OPEN 19；
The server is connected by meeting the customization cable of the specification of OPEN 19 with the interchanger respectively.
It will appreciated by the skilled person that whole or certain steps, system, dress in method disclosed hereinabove
Functional module/unit in setting may be implemented as software, firmware, hardware and its combination appropriate.In hardware embodiment,
Division between the functional module/unit referred in the above description not necessarily corresponds to the division of physical assemblies；For example, one
Physical assemblies can have multiple functions or a function or step and can be executed by several physical assemblies cooperations.Certain groups
Part or all components may be implemented as by processor, such as the software that digital signal processor or microprocessor execute, or by
It is embodied as hardware, or is implemented as integrated circuit, such as specific integrated circuit.Such software can be distributed in computer-readable
On medium, computer-readable medium may include computer storage medium (or non-transitory medium) and communication media (or temporarily
Property medium).As known to a person of ordinary skill in the art, term computer storage medium is included in for storing information (such as
Computer readable instructions, data structure, program module or other data) any method or technique in the volatibility implemented and non-
Volatibility, removable and nonremovable medium.Computer storage medium include but is not limited to RAM, ROM, EEPROM, flash memory or its
His memory technology, CD-ROM, digital versatile disc (DVD) or other optical disc storages, magnetic holder, tape, disk storage or other
Magnetic memory apparatus or any other medium that can be used for storing desired information and can be accessed by a computer.This
Outside, known to a person of ordinary skill in the art to be, communication media generally comprises computer readable instructions, data structure, program mould
Other data in the modulated data signal of block or such as carrier wave or other transmission mechanisms etc, and may include any information
Delivery media.
Claims (10)
1. a kind of circuit board characterized by comprising
19 network connector of OPEN, for accessing the network for meeting the specification of OPEN 19；
Management network interface be connected with the management network interface on server master board, for the pipe on the server master board
Manage the data of network interface interactive maintenance network；
Data network interface is connected with the data network interface on server master board, for send the server master board
The data of data network are sent to 19 network connector of OPEN, and will receive from 19 network connector of OPEN
The data of data network are sent to the server master board；
Network protocol conversion chip, for assisting the data conversion for managing the management network that network interface receives at 1000BASE-SX
The data of view, and it is sent to 19 network connector of OPEN；And it will receive from 19 network connector of OPEN
The data of 1000BASE-SX agreement are converted into managing the data of format used in network on the server master board, and are sent to institute
State management network interface.
2. circuit board as described in claim 1, it is characterised in that:
The management network interface of management network interface and the circuit board on the server master board is mutually matched
RJ45 interface；
Pass through RJ45 connection between management network interface and the management network interface of the circuit board on the server master board
Line is connected.
3. circuit board as described in claim 1, it is characterised in that:
The data that format used in network is managed on the server master board are Media Dependent Interface MDI signal.
4. circuit board as described in claim 1, it is characterised in that:
When the transmission rate of data network is 10G, the number of data network interface and the circuit board on server master board
It is SFP+ interface according to network interface.
5. circuit board as described in claim 1, it is characterised in that:
When the transmission rate of data network is 25G, the number of data network interface and the circuit board on server master board
It is 28 interface of low profile thermal pluggable transceiver SFP according to network interface.
6. circuit board as described in claim 1, it is characterised in that:
When the transmission rate of data network is 50G, the data network interface on server master board is the small-sized hot plug of four-way
28 interface of transceiver QSFP, the data network interface of the circuit board include two SFP28 interfaces.
7. circuit board as described in claim 1, it is characterised in that:
Pass through digital-to-analogue conversion between data network interface on server master board and the data network interface of foregoing circuit plate
Device cable is connected.
8. circuit board as described in claim 1, it is characterised in that:
Carried out data transmission between 19 network connector of data network interface and OPEN of foregoing circuit plate using KR agreement.
9. a kind of server, comprising: mainboard；
It is characterized by further comprising:
Such as circuit board of any of claims 1-8；
The circuit board is connected with the mainboard.
10. a kind of server network, including exchanger；
It is characterized by further comprising:
One or more servers as claimed in claim 9；
The interchanger meets the specification of OPEN 19；
The server is connected by meeting the customization cable of the specification of OPEN 19 with the interchanger respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811401295.8A CN109510750B (en) | 2018-11-22 | 2018-11-22 | Circuit board, server and server network |
| PCT/CN2019/098485 WO2020103490A1 (en) | 2018-11-22 | 2019-07-31 | Circuit board, server, and server network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811401295.8A CN109510750B (en) | 2018-11-22 | 2018-11-22 | Circuit board, server and server network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109510750A true CN109510750A (en) | 2019-03-22 |
| CN109510750B CN109510750B (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811401295.8A Active CN109510750B (en) | 2018-11-22 | 2018-11-22 | Circuit board, server and server network |
Country Status (2)
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| CN (1) | CN109510750B (en) |
| WO (1) | WO2020103490A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110266709A (en) * | 2019-06-27 | 2019-09-20 | 苏州浪潮智能科技有限公司 | A kind of network board |
| WO2020103490A1 (en) * | 2018-11-22 | 2020-05-28 | 郑州云海信息技术有限公司 | Circuit board, server, and server network |
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Also Published As
| Publication number | Publication date |
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| WO2020103490A1 (en) | 2020-05-28 |
| CN109510750B (en) | 2020-09-08 |
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