CN113612704A - COMBO interface based on mimic switch and mimic switch - Google Patents
COMBO interface based on mimic switch and mimic switch Download PDFInfo
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- CN113612704A CN113612704A CN202110790107.0A CN202110790107A CN113612704A CN 113612704 A CN113612704 A CN 113612704A CN 202110790107 A CN202110790107 A CN 202110790107A CN 113612704 A CN113612704 A CN 113612704A
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- 230000003278 mimic effect Effects 0.000 title claims abstract description 30
- 230000003287 optical effect Effects 0.000 claims description 39
- 238000013461 design Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013478 data encryption standard Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/30—Peripheral units, e.g. input or output ports
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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
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/40—Constructional details, e.g. power supply, mechanical construction or backplane
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0002—Serial port, e.g. RS232C
Abstract
The invention provides a COMBO interface based on a mimic switch and the mimic switch, comprising a control manager, a mimic scheduling judger, a switching chip and a change-over switch; the output end of the control manager is connected with the input end of the mimicry scheduling judger, the output end of the mimicry scheduling judger is connected with the input end of the switching chip, and the output end of the switching chip is connected with the first input end of the selector switch. The invention realizes the COMBO port design of the mimic switch, realizes the photoelectric multiplexing of the mimic switch to the external port based on the dynamic heterogeneous redundancy architecture of the domestic switch chip, and is beneficial to the expansion and extension of the mimic switch product.
Description
Technical Field
The invention relates to the technical field of a mimic switch, in particular to a COMBO interface based on the mimic switch and the mimic switch.
Background
The mimicry switch on the market is fixed to the external port form at present, and the internal forwarding port of the equipment is fixedly configured to be an electric port mode or an optical port mode, and the form is not beneficial to the expansion and extension of products, and under the same internal resource, the external form is too single, so that the variable requirements of users and the miniaturization design of the products are not met.
Patent document CN103491199A discloses a gigabit optical/electrical multiplexing interface device, which determines the allocation of SGMII interface resources and the implementation manner of COMBO interfaces according to the relationship between the number of required COMBO interfaces and the number of SGMII interface resources on an MAC/SWITCH chip, wherein when the number of SGMII interface resources is greater than or equal to 2 times the number of COMBO interfaces, the electrical port portions of all COMBO interfaces are implemented by electrical port PHY chips with corresponding numbers, and the optical port portions are directly connected with the SGMII interfaces through optical port units; when the SGMII interface resources are less than 2 times of the number of the COMBO interfaces, the electrical port part and the optical port part of one part of the COMBO interfaces are still realized by a COMBO PHY chip, the electrical port part of the other part of the COMBO interfaces is realized by an electrical port PHY chip, and the optical port part is directly connected with the SGMII interfaces through an optical port unit. This patent document does not have a photoelectric switching high-speed switching device and a control signal, and determines the implementation of the COMBO interface by using the quantitative relationship of SGMII interface resources on the MAC/SWITCH chip.
Patent document CN109217940A discloses a Combo port switching circuit, which includes: the high-speed switch device is respectively connected with the optical module interface and the RJ45 electric port; the trigger module inputs an optical electric port switching signal to a corresponding pin of the control IC, the control IC receives and processes the optical electric port switching signal and outputs a control signal, and the control signal controls the high-speed switch device to switch on a channel between the control IC and the optical module interface and switch off the channel between the control IC and the RJ45 electric port or switch off the channel between the control IC and the optical module interface and switch on the channel between the control IC and the RJ45 electric port. In the patent document, the trigger module outputs a photoelectric port switching signal to the control IC, and then the control IC outputs a control signal to control the operation of the high-speed switching device, and the signal switched by the high-speed switching device is directly connected to the RJ 45.
However, both of the above patent documents have the defects that the external form is too single, and the variable requirements of users and the miniaturization design of products are not satisfied.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a COMBO interface based on a mimic switch and the mimic switch.
The COMBO interface based on the mimic switch comprises a control manager, a mimic scheduling decision device, a switching chip and a change-over switch;
the output end of the control manager is connected with the input end of the mimicry scheduling judger, the output end of the mimicry scheduling judger is connected with the input end of the switching chip, and the output end of the switching chip is connected with the first input end of the selector switch.
Preferably, the control manager includes different architectures of CPU1, CPU2, and CPU 3;
the output end of the CPU1, the output end of the CPU2 and the output end of the CPU3 are all connected with the input end of the mimicry scheduling judger.
Preferably, the CPU1 is integrated with a first PCIE interface and a first serial port;
the CPU1 is connected to the first serial port through the first PCIE interface and is disposed in the tentative scheduling decision device.
Preferably, the CPU2 is integrated with a second PCIE interface and a second serial port;
the CPU2 is connected to the second serial port through the second PCIE interface and is disposed in the tentative scheduling decision device.
Preferably, a third PCIE interface and a third serial port are integrated on the CPU 3;
the CPU3 is connected to the third serial port through the third PCIE interface and is disposed in the tentative scheduling decision device.
Preferably, the optical switch further comprises an SEP optical port, a first output end of the switch is connected to an input end of the SEP optical port, and an output end of the SEP optical port is connected to a second input end of the switch.
Preferably, the system also comprises a PHY, a transformer and an electric port;
the second output end of the change-over switch is connected with the input end of the PHY, the output end of the PHY is connected with the input end of the transformer, and the output end of the transformer is connected with the electric port.
Preferably, the electric port is an RJ45 electric port.
Preferably, the exchange chip adopts a SERDES chip.
The invention also provides a mimic switch which comprises the COMBO interface based on the mimic switch.
Compared with the prior art, the invention has the following beneficial effects:
1. aiming at the fact that the existing mimicry switch has a fixed external port shape, and a forwarding port in the switch can only be configured to be an electric port mode or an optical port mode, the invention realizes the COMBO port design of the mimicry switch, realizes the photoelectric multiplexing of the mimicry switch on the external port based on the dynamic heterogeneous redundancy architecture of a domestic switching chip, and is beneficial to the expansion and extension of a mimicry switch product;
2. aiming at the problem that the existing mimicry switch has fixed external port form, and the forwarding port in the equipment can only be configured into an electric port mode or an optical port mode, the invention realizes the COMBO port design of the mimicry switch, realizes the photoelectric multiplexing of the mimicry switch on the external port based on the dynamic heterogeneous redundancy architecture of a domestic switching chip, and meets the changeable requirement of the mimicry switch user and the miniaturized design of the mimicry switch product;
3. the COMBO port is in a self-adaptive mode, the switching between the optical port and the electric port is automatically realized through the insertion of the optical module, the switching mode is flexible, and a communication mode does not need to be selected through a manual mode or a control IC (integrated circuit);
4. the invention controls the action of the high-speed switch device through the SD signal of the optical module, and the invention is in a self-adaptive mode, and the realization mode of a COMBO interface is fixed and uniform;
5. the high-speed switch device is in a self-adaptive mode, the action of a high-speed switch device is controlled directly through an SD signal of an optical module, the high-speed switch device is switched by an SGMII signal, and the SGMII signal is connected with RJ45 after passing through a PHY chip.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a block diagram of a COMBO interface based on a mimicry switch of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
As shown in fig. 1, the COMBO interface based on the mimic switch provided by the present invention includes a control manager, a mimic scheduling decision device, a switch chip, and a switch, wherein an output end of the control manager is connected to an input end of the mimic scheduling decision device, an output end of the mimic scheduling decision device is connected to an input end of the switch chip, and an output end of the switch chip is connected to a first input end of the switch. The exchange chip adopts a SERDES chip.
The control manager comprises a CPU1, a CPU2 and a CPU3 which are in different frameworks, and the output end of the CPU1, the output end of the CPU2 and the output end of the CPU3 are all connected with the input end of the mimicry scheduling judger. The CPU1 is integrated with a first PCIE interface and a first serial port, and the CPU1 is connected to the mimetic scheduling decision device through the first PCIE interface and the first serial port. The CPU2 is integrated with a second PCIE interface and a second serial port, and the CPU2 is connected to the mimetic scheduling decision device through the second PCIE interface and the second serial port. The CPU3 is integrated with a third PCIE interface and a third serial port, and the CPU3 is connected to the mimetic scheduling decision device through the third PCIE interface and the third serial port.
The optical fiber switch further comprises an SEP optical port, a first output end of the change-over switch is connected with an input end of the SEP optical port, and an output end of the SEP optical port is connected with a second input end of the change-over switch. The second output end of the change-over switch is connected with the input end of the PHY, the output end of the PHY is connected with the input end of the transformer, the output end of the transformer is connected with the electric port, and the electric port is an RJ45 electric port.
The invention also provides a mimic switch which comprises the COMBO interface based on the mimic switch.
Principle of operation：
The switching chip SERDES can be configured to be in an SGMII mode through software, an SD signal output by the optical port serves as a control signal of the high-speed switch, and when an optical module is inserted and the SD signal is at a low level, the SGMII channel is switched to the optical port by the high-speed switch; when no optical module is inserted, the SD signal is high level, and the high-speed switch switches the SGMII channel to the electric port.
Preferably, the mimic switch: on the basis of not changing the traditional routing switching function, the switch which can effectively defend the backdoor of known and unknown bugs and the like is realized through a dynamic heterogeneous redundancy mechanism. COMBO interface: the photoelectric multiplex interface is composed of two Ethernet ports (an optical port and an electric port) on the panel of the switch, and only one forwarding interface is arranged in the equipment.
The COMBO interface based on the mimicry switch comprises three CPUs (central processing units) with different architectures, wherein the CPUs are used as control managers of the switch, a mimicry scheduling judger is used for completing a mimicry management function, a domestic switching chip is used for completing functions of forwarding a data plane of the switch and the like, a SERDES (service data encryption standard) of the switching chip can be configured into an SGMII (secure digital interface) mode through software, an SD signal output by an optical port is used as a control signal of a high-speed switch, and when an optical module is inserted, the SD signal is at a low level, the SGMII channel is switched to the optical port by the high-speed switch; when no optical module is inserted, the SD signal is high level, and the high-speed switch switches the SGMII channel to the electric port. The switching mode is flexible, and the communication mode does not need to be selected manually or by a control IC.
Aiming at the problem that the existing mimicry switch has a fixed external port form, and an internal forwarding port of the switch can only be configured to be in an electric port or optical port mode, the invention realizes the COMBO port design of the mimicry switch, realizes the photoelectric multiplexing of the mimicry switch on the external port based on the dynamic heterogeneous redundancy architecture of a domestic switching chip, and is beneficial to the expansion and extension of a mimicry switch product. Aiming at the problem that the existing mimicry switch has fixed external port form, and the forwarding port in the equipment can only be configured into an electric port mode or an optical port mode, the invention realizes the COMBO port design of the mimicry switch, realizes the photoelectric multiplexing of the mimicry switch on the external port based on the dynamic heterogeneous redundancy architecture of a domestic switching chip, meets the changeable requirement of a mimicry switch user and the miniaturized design of a mimicry switch product, and does not need to select a communication mode manually or mechanically.
Those skilled in the art will appreciate that, in addition to implementing the system and its various devices, modules, units provided by the present invention as pure computer readable program code, the system and its various devices, modules, units provided by the present invention can be fully implemented by logically programming method steps in the form of logic gates, switches, application specific integrated circuits, programmable logic controllers, embedded microcontrollers and the like. Therefore, the system and various devices, modules and units thereof provided by the invention can be regarded as a hardware component, and the devices, modules and units included in the system for realizing various functions can also be regarded as structures in the hardware component; means, modules, units for performing the various functions may also be regarded as structures within both software modules and hardware components for performing the method.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. A COMBO interface based on a mimic switch is characterized by comprising a control manager, a mimic scheduling judger, a switching chip and a change-over switch;
the output end of the control manager is connected with the input end of the mimicry scheduling judger, the output end of the mimicry scheduling judger is connected with the input end of the switching chip, and the output end of the switching chip is connected with the first input end of the selector switch.
2. The pseudo switch-based COMBO interface of claim 1, wherein the control manager comprises different architectures of CPU1, CPU2, and CPU 3;
the output end of the CPU1, the output end of the CPU2 and the output end of the CPU3 are all connected with the input end of the mimicry scheduling judger.
3. The COMBO interface based on the mimicry switch of claim 2, wherein the CPU1 is integrated with a first PCIE interface and a first serial port;
the CPU1 is connected to the first serial port through the first PCIE interface and is disposed in the tentative scheduling decision device.
4. The COMBO interface based on the mimicry switch of claim 2, wherein a second PCIE interface and a second serial port are integrated on the CPU 2;
the CPU2 is connected to the second serial port through the second PCIE interface and is disposed in the tentative scheduling decision device.
5. The COMBO interface based on the mimicry switch of claim 2, wherein a third PCIE interface and a third serial port are integrated on the CPU 3;
the CPU3 is connected to the third serial port through the third PCIE interface and is disposed in the tentative scheduling decision device.
6. A COMBO interface based on a mimicry switch according to claim 1, further comprising a SEP optical port, wherein a first output terminal of said switch is connected to an input terminal of said SEP optical port, and wherein an output terminal of said SEP optical port is connected to a second input terminal of said switch.
7. The COMBO interface based on a mimicry switch of claim 1, further comprising PHY, transformer and electrical ports;
the second output end of the change-over switch is connected with the input end of the PHY, the output end of the PHY is connected with the input end of the transformer, and the output end of the transformer is connected with the electric port.
8. The COMBO interface based on mimicry switch of claim 7, wherein the electrical port is an RJ45 electrical port.
9. The COMBO interface based on a mimicry switch of claim 1, wherein the switching chip employs a SERDES chip.
10. A mimic switch comprising a COMBO interface based on a mimic switch as claimed in any of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110790107.0A CN113612704A (en) | 2021-07-13 | 2021-07-13 | COMBO interface based on mimic switch and mimic switch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110790107.0A CN113612704A (en) | 2021-07-13 | 2021-07-13 | COMBO interface based on mimic switch and mimic switch |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104378314A (en) * | 2014-11-05 | 2015-02-25 | 上海斐讯数据通信技术有限公司 | Method for correcting state of photoelectric multiplex port of switchboard |
| WO2015162774A1 (en) * | 2014-04-25 | 2015-10-29 | 株式会社日立製作所 | Computer and method of controlling i/o switch of computer |
| CN106101032A (en) * | 2016-08-11 | 2016-11-09 | 迈普通信技术股份有限公司 | A kind of method and device of COMBO interface adaptive Ethernet interface |
| CN109217940A (en) * | 2018-10-08 | 2019-01-15 | 深圳市三旺通信技术有限公司 | A kind of Combo mouthfuls of switching circuit |
| CN110177080A (en) * | 2019-04-18 | 2019-08-27 | 中国人民解放军战略支援部队信息工程大学 | Mimicry interchanger, the network equipment and system |
-
2021
- 2021-07-13 CN CN202110790107.0A patent/CN113612704A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015162774A1 (en) * | 2014-04-25 | 2015-10-29 | 株式会社日立製作所 | Computer and method of controlling i/o switch of computer |
| CN104378314A (en) * | 2014-11-05 | 2015-02-25 | 上海斐讯数据通信技术有限公司 | Method for correcting state of photoelectric multiplex port of switchboard |
| CN106101032A (en) * | 2016-08-11 | 2016-11-09 | 迈普通信技术股份有限公司 | A kind of method and device of COMBO interface adaptive Ethernet interface |
| CN109217940A (en) * | 2018-10-08 | 2019-01-15 | 深圳市三旺通信技术有限公司 | A kind of Combo mouthfuls of switching circuit |
| CN110177080A (en) * | 2019-04-18 | 2019-08-27 | 中国人民解放军战略支援部队信息工程大学 | Mimicry interchanger, the network equipment and system |
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