CN203368513U - Network security isolating device - Google Patents
Network security isolating device Download PDFInfo
- Publication number
- CN203368513U CN203368513U CN 201220697955 CN201220697955U CN203368513U CN 203368513 U CN203368513 U CN 203368513U CN 201220697955 CN201220697955 CN 201220697955 CN 201220697955 U CN201220697955 U CN 201220697955U CN 203368513 U CN203368513 U CN 203368513U
- Authority
- CN
- China
- Prior art keywords
- intranet
- interface card
- network interface
- extranet
- outer net
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Computer And Data Communications (AREA)
Abstract
The utility model discloses a network security isolating device, which comprises an intranet hard disk, an intranet wire and an intranet network card, wherein an extranet hard disk, an extranet wire and an extranet network card are additionally arranged in a computer mainframe; the extranet network card and the intranet network card are both connected with a power supply of a computer main board; and a power supply switch is arranged between the intranet network card and the extranet network card. The network security isolating device is simple in structure and very convenient to use, realizes physical isolation, can ensure the security and confidentiality of the system, and also facilitate the use of a user, so that the intranet and the extranet are switched in real time.
Description
Technical field
The utility model relates to network equipment technical field, especially a kind of network safety isolator.
Background technology
Use Single NIC to make network very dangerous, particularly use community user or the office building user of internet, carry out to use in the various unsafe factor entail dangers to communities of internet or office building the user of community LAN (local area network (LAN)).Make the various monitoring, household electrical appliances, security device, conversation of the access network of family and enterprise may be all in the middle of dangerous, urgent the confronting of how to do well information security work.
Summary of the invention
The problem existed for above-mentioned prior art, the utility model provides a kind of network safety isolator.
To achieve these goals, the technical solution adopted in the utility model is: a kind of network safety isolator, comprise Intranet hard disk, Intranet netting twine and interior network interface card, increase outer net hard disk, outer net netting twine and outer net network interface card in main frame, the outer net network interface card all is connected with the computer motherboard power supply with the Intranet network interface card, between Intranet network interface card and outer net network interface card, is provided with power change-over switch.
Compared with prior art, the utility model has the advantage of: simple in structure, very convenient to use, both realized physical isolation, can guarantee the safe and secret of system, convenient for users again, internal-external network is accomplished real-time switching.
The accompanying drawing explanation
The block diagram that Fig. 1 is specific embodiment of the utility model.
In figure: 1, Intranet hard disk; 2, Intranet netting twine; 3, Intranet network interface card; 4, outer net hard disk; 5, outer net netting twine; 6, outer net network interface card; 7, computer motherboard power supply; 8, power change-over switch; 9, main frame.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As a kind of execution mode of the present utility model, consult Fig. 1, the utility model comprises Intranet hard disk 1, Intranet netting twine 2 and Intranet network interface card 3, increase outer net hard disk 4, outer net netting twine 5 and outer net network interface card 6 in main frame 9, outer net network interface card 6 all is connected with computer motherboard power supply 7 with Intranet network interface card 3, between Intranet network interface card 3 and outer net network interface card 6, is provided with power change-over switch 8.
The utility model is simple in structure, very convenient to use, has both realized physical isolation, can guarantee the safe and secret of system, convenient for users again, and internal-external network is accomplished real-time switching.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model realization in other embodiments.Therefore, the utility model will can not be limited to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (1)
1. a network safety isolator, comprise Intranet hard disk, Intranet netting twine and interior network interface card, it is characterized in that: increase outer net hard disk, outer net netting twine and outer net network interface card in main frame, described outer net network interface card all is connected with the computer motherboard power supply with described Intranet network interface card, between described Intranet network interface card and described outer net network interface card, is provided with power change-over switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220697955 CN203368513U (en) | 2012-12-17 | 2012-12-17 | Network security isolating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220697955 CN203368513U (en) | 2012-12-17 | 2012-12-17 | Network security isolating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203368513U true CN203368513U (en) | 2013-12-25 |
Family
ID=49816225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220697955 Expired - Fee Related CN203368513U (en) | 2012-12-17 | 2012-12-17 | Network security isolating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203368513U (en) |
-
2012
- 2012-12-17 CN CN 201220697955 patent/CN203368513U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20141217 |
|
| EXPY | Termination of patent right or utility model |