CN205305048U

CN205305048U - Giga light network switch

Info

Publication number: CN205305048U
Application number: CN201521112984.9U
Authority: CN
Inventors: 吕瑞红; 陈乃阔
Original assignee: Shandong Chaoyue Numerical Control Electronics Co Ltd
Current assignee: Shandong Chaoyue Numerical Control Electronics Co Ltd
Priority date: 2015-12-29
Filing date: 2015-12-29
Publication date: 2016-06-08
Anticipated expiration: 2025-12-29

Abstract

The utility model discloses a giga light network switch belongs to the switch, the utility model discloses the technical problem who solves is how can reduceing the cost of switch, satisfies the demand of more and more complicated computer environment. Technical scheme does: its structure includes the power, the power rail, configuration unit, a baseboard management controller (BMC), switch chip, the PHY chip one, PHY chip no. 2 and light transmission parts, the power rail of connecting, power rail and configuration unit, a baseboard management controller (BMC), the PHY chip one, the PHY chip two, switch chip, the giga integrated module of optical transceiver, 10, 000, 000, 000 integrated modules of optical transceiver, light sending module and optical receiver module connect in order to provide mains operated, configuration unit passes through PHY chip no. 1 and is connected with the giga integrated module of optical transceiver, draw forth 1 giga configuration net gape, base plate management controller passes through PHY chip no. 2 and is connected with the giga integrated module of optical transceiver, draws 1 giga management net gape.

Description

A kind of gigabit optical-fiber network switch

Technical field

The utility model relates to a kind of switch, specifically a kind of gigabit optical-fiber network switch.

Background technology

Day by day complicated along with the development of military science and technology and war environment, in war about the collection of data, alternately day by day increase, whole computer environment is also day by day complicated, in current computing environment, except comprising the computer that common terminal use contacts, also comprised memory, server, switch, administrative unit etc., wherein switch has been mainly used in as functions such as mutual, the divisions that realizes LAN of information, data. But the switch cost existing is in the market higher, along with computer environment becomes increasingly complex, also increasing to the demand of switch.

Therefore how can lower the cost of switch, the demand that simultaneously meets the computer environment becoming increasingly complex is the technical problem existing in prior art.

Utility model content

Technical assignment of the present utility model is for above weak point, provide a kind of simple in structure, production cost is low, be easy to processing, environmentally safe gigabit optical-fiber network switch.

The utility model solves the technical scheme that its technical problem adopts: a kind of 10,000,000,000 network switch, comprise power supply, power rail, dispensing unit, baseboard management controller, exchange chip, PHY chip one, PHY chip two and optical transmission unit, described optical transmission unit comprises 1 gigabit integrated module of optical transceiver, 1 10,000,000,000 integrated module of optical transceiver, 6 optical transmission modules and 6 Optical Receivers, power supply connects power rail, power rail and dispensing unit, baseboard management controller, PHY chip one, PHY chip two, exchange chip, the gigabit integrated module of optical transceiver, 10000000000 integrated modules of optical transceiver, optical transmission module is connected to provide Power supply with Optical Receivers, dispensing unit is connected with the gigabit integrated module of optical transceiver by PHY chip one, draw 1 gigabit configuration network interface, baseboard management controller is connected with the gigabit integrated module of optical transceiver by PHY chip two, draws 1 gigabit management network port, baseboard management controller is connected with 10,000,000,000 integrated modules of optical transceiver by exchange chip, draws 4 10,000,000,000 optical interfaces, and baseboard management controller is connected with optical transmission module and Optical Receivers by exchange chip, draws 24 gigabit optical interfaces, dispensing unit connects exchange chip by PCIE bus, mainly completes the configuration feature to exchange chip, as WarpCore port arrangement mode, single SerDsLane bandwidth etc.

As preferably, the described gigabit integrated module of optical transceiver, 10,000,000,000 integrated modules of optical transceiver, optical transmission module and Optical Receivers all adopt surface-mount type optical module. Surface-mount type optical module is attached to lip-deep optical module exactly. Adopt domestic surface-mount type optical module, it has the features such as integrated level is high, strengthening characteristic is strong. Wherein, surface-mount type optical module comprises three types altogether, comprise 4 receipts 4 light emitting modules, 12 receipts optical modules, 12 light emitting modules, wherein 4 receipts 4 light emitting modules are two kinds, wherein one is mainly used in gigabit network signal transmission, another kind is mainly used in 10,000,000,000 network signal transmission, and 12 receipts are mainly used in 10,000,000,000 network signals transmission with 12 light emitting modules.

Three kinds of optical modules all adopt LCC48 encapsulation, and size is 16.4mm × 16.4mm × 4mm, and optical interface is MT/MPO interface. Optical module adopts 850nmVCSEL array to realize the sending function of optical signal.

4 receive 4 light emitting modules utilizes 3.3V power supply respectively transmitting and receiving unit to be powered, every passage can support that flank speed is 3.125Gbps/10.3125Gbps, its operation wavelength is 850nm, can be used for the transmission such as light back board transmits, parallel light is interconnected, and its power consumption is lower than 1W.

12 receipts are identical with 12 light emitting module indexs, and 12 parallel light passages all can be provided, and adopt 3.3V Power supply, have I2C communication function, and its operation wavelength is 850nm, and each tunneling traffic transfer rate can reach 10.3125Gbps; It is widely used in that backboard is interconnected, radar and multiple fields such as processor is interconnected, and its power consumption is lower than 2W.

Exchange chip, PHY chip one and PHY chip two are all connected with surface-mount type optical module by optical fiber cable, and optical fiber cable comprises 8 cores and two kinds of banded multimode fibre cables of 12 cores, and it is exported in chip tail optical fiber mode. Wherein, 8 core fibre cables can transmit 300m farthest, are connected with LRM connector optical interface by 1 MT connector. 12 core fibre cables can transmit 100m farthest, are connected with the optical interface of LRM connector by 1 MT connector.

As preferably, described exchange chip comprises data packet processor interface, data pack buffer, MAC and address administration and unblock switch. And this exchange chip is supported two layers of exchange, three layers of route.

More preferably, the model of described exchange chip is BMC56334.

As preferably, described dispensing unit comprises CPU, and the model of CPU is BCM53003, and it completes the configuration feature to network exchanging chip by PCIE × 2, communicates by a Lane of 1 road SGMII network signal and crosspoint Warpcore1. This chip is a processor that is used for specially doing exchange control and management, its kernel dominant frequency is 600MHz, the data buffer storage that comprises a 32KB, the TLB (translationlookasidebuffer) of the instruction buffer of 32KB and 64 entries, inside save as 128MB, support GbE exchange, there is MII/RGMII/SGMII interface and PCIE × 2 interface etc.

As preferably, the model of described PHY chip one and PHY chip two is BCM5464. Wherein, PHY chip one and PHY chip two Main Functions are that RGMII signal is converted to SerDes signal. Wherein, RGMII(ReducedGigabitMediaIndependentInterface) be ReducedGMII(gigabit medium independent interface). RGMII all adopts 4 bit data interface, work clock 125MHz, and transmit data at rising edge and trailing edge simultaneously, therefore transfer rate can reach 1000Mbps. The 10/100Mbps working method of compatible MII defined simultaneously, supports transfer rate: 10M/100M/1000Mb/s, and its corresponding clk signal is respectively: 2.5MHz/25MHz/125MHz. RGMII data structure meets IEEE ethernet standard, and interface definition is shown in IEEE802.3-2000. The object that adopts RGMII is to reduce circuit cost, makes the number of pins of the device of realizing this interface reduce to 14 from 25.

As preferably, described baseboard management controller is BMC chip, and the model of BMC chip is AST2400. Wherein, AST2400 chip gathers each chip temperature and information of voltage by sensor.

Compared to the prior art a kind of gigabit optical-fiber network switch of the present utility model, has the following advantages:

The more general commercial switch of the utility model, in optical interface part, adopts surface-mount type optical module, and product has strengthening characteristic, meets the demand of the computer environment becoming increasingly complex to switch. This switch can externally provide data service mouth to comprise 24 gigabit light mouths and 4 10,000,000,000 optical interfaces simultaneously, 1 configuration network interface, and 1 management network port, not only cost is low, and can meet the demand of day by day complicated computer environment.

Therefore the utlity model has reasonable in design, simple in structure, be easy to the feature such as processing, little, easy to use, the one-object-many-purposes of volume, thereby, have good value for applications.

Brief description of the drawings

Below in conjunction with accompanying drawing, the utility model is further illustrated.

Accompanying drawing 1 is a kind of structured flowchart of gigabit optical-fiber network switch;

Accompanying drawing 2 is the structured flowchart of exchange chip in accompanying drawing 1.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

As shown in Figure 1, a kind of gigabit optical-fiber network switch of the present utility model, its structure comprises power supply, power rail, dispensing unit, baseboard management controller, exchange chip, PHY chip one, PHY chip two and optical transmission unit, described optical transmission unit comprises 1 gigabit integrated module of optical transceiver, 1 10,000,000,000 integrated module of optical transceiver, 6 optical transmission modules and 6 Optical Receivers, power supply connects power rail, power rail and dispensing unit, baseboard management controller, PHY chip one, PHY chip two, exchange chip, the gigabit integrated module of optical transceiver, 10000000000 integrated modules of optical transceiver, optical transmission module is connected to provide Power supply with Optical Receivers, dispensing unit is connected with the gigabit integrated module of optical transceiver by PHY chip one, draw 1 gigabit configuration network interface, baseboard management controller is connected with the gigabit integrated module of optical transceiver by PHY chip two, draws 1 gigabit management network port, baseboard management controller is connected with 10,000,000,000 integrated modules of optical transceiver by exchange chip, draws 4 10,000,000,000 optical interfaces, and baseboard management controller is connected with optical transmission module and Optical Receivers by exchange chip, draws 24 gigabit optical interfaces, dispensing unit connects exchange chip by PCIE bus. the gigabit integrated module of optical transceiver, 10,000,000,000 integrated modules of optical transceiver, optical transmission module and Optical Receivers all adopt surface-mount type optical module. dispensing unit comprises CPU, and the model of CPU is the BCM53003 of Botong. the model of PHY chip one and PHY chip two is BCM5464. baseboard management controller is BMC chip, and BMC chip adopts the AST2400 chip of ASPEED company.

BMC chip is selected the AST2400 chip of ASPEED company, and this part is mainly by following the tracks of board health and fitness information to the collection of voltage, temperature sensor information, and specifying information is as shown in the table:

In addition, BMC realizes communication function by network interface and other boards, and according to IPMI protocol specification, BMC processes the information collecting, and is converted to IPMI protocol data form, passes through MIB storehouse mode output equipment status information by IPMI standard agreement.

As shown in Figure 2, exchange chip comprises that data packet processor interface, data pack buffer, MAC and address administration and unblock switch and this exchange chip support two layers of exchange, three layers of route. This chip 24 road gigabit network interface can be configured to SerDes mode of operation, under this mode of operation, exchange chip output difference sub-signal can directly drive optical module, but its 4 tunnel 10,000,000,000 network interfaces are XAUI interface shape, so need to be by again optical module being driven after PHY chip BCM8747 conversion.

By detailed description of the invention above, described those skilled in the art can be easy to realize the utility model. But should be appreciated that the utility model is not limited to above-mentioned a kind of detailed description of the invention. On the basis of disclosed embodiment, described those skilled in the art can be combined different technical characterictics, thereby realize different technical schemes.

Except the technical characterictic described in description, be the known technology of those skilled in the art.

Claims

1. a gigabit optical-fiber network switch, it is characterized in that: comprise power supply, power rail, dispensing unit, baseboard management controller, exchange chip, PHY chip one, PHY chip two and optical transmission unit, described optical transmission unit comprises 1 gigabit integrated module of optical transceiver, 1 10,000,000,000 integrated module of optical transceiver, 6 optical transmission modules and 6 Optical Receivers, power supply connects power rail, power rail and dispensing unit, baseboard management controller, PHY chip one, PHY chip two, exchange chip, the gigabit integrated module of optical transceiver, 10000000000 integrated modules of optical transceiver, optical transmission module is connected to provide Power supply with Optical Receivers, dispensing unit is connected with the gigabit integrated module of optical transceiver by PHY chip one, draw 1 gigabit configuration network interface, baseboard management controller is connected with the gigabit integrated module of optical transceiver by PHY chip two, draws 1 gigabit management network port, baseboard management controller is connected with 10,000,000,000 integrated modules of optical transceiver by exchange chip, draws 4 10,000,000,000 optical interfaces, and baseboard management controller is connected with optical transmission module and Optical Receivers by exchange chip, draws 24 gigabit optical interfaces, dispensing unit connects exchange chip by PCIE bus, exchange chip comprises data packet processor interface, data pack buffer, MAC and address administration and unblock switch.

2. a kind of gigabit optical-fiber network switch according to claim 1, is characterized in that: the described gigabit integrated module of optical transceiver, 10,000,000,000 integrated modules of optical transceiver, optical transmission module and Optical Receivers all adopt surface-mount type optical module.

3. a kind of gigabit optical-fiber network switch according to claim 1, is characterized in that: the model of described exchange chip is BMC56334.

4. a kind of gigabit optical-fiber network switch according to claim 1, is characterized in that: described dispensing unit comprises CPU, and the model of CPU is BCM53003.

5. a kind of gigabit optical-fiber network switch according to claim 1, is characterized in that: the model of described PHY chip one and PHY chip two is BCM5464.

6. a kind of gigabit optical-fiber network switch according to claim 1, is characterized in that: described baseboard management controller is BMC chip, and the model of BMC chip is AST2400.