CN203352595U - Bypass device and network system - Google Patents
Bypass device and network system Download PDFInfo
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- CN203352595U CN203352595U CN 201320413084 CN201320413084U CN203352595U CN 203352595 U CN203352595 U CN 203352595U CN 201320413084 CN201320413084 CN 201320413084 CN 201320413084 U CN201320413084 U CN 201320413084U CN 203352595 U CN203352595 U CN 203352595U
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Abstract
The utility model discloses a bypass device and a network system. The bypass device comprises a first assembly. The first assembly comprises a first interface connected with a first network device, a second interface connected with a second network device, a third interface, a forth interface, a bypass switch and a controller, wherein both the third interface and the forth interface are connected with a network safety device; the bypass switch is connected with the first interface, the second interface, the third interface and the forth interface; the controller is connected with the bypass switch and is used for controlling the switch state of the bypass switch. Through the bypass device and the network system, the problem that the bypass device of the prior art is not flexible enough in application is solved, and effects of improving the application flexibility of the bypass device are realized.
Description
Technical field
The utility model relates to network communication field, in particular to a kind of bypass equipment and network system.
Background technology
Network Security Device is generally to be applied between two or more networks, especially in application layer, in order to reach the control effect, avoid between network system occurring node failure, just need between Network Security Device and the network equipment, be provided with bypass (Bypass) equipment, Bypass equipment has two kinds of application models: built-in and external.No matter built-in or external Bypass, be that the network caused for fear of Single Point of Faliure interrupts, and once these situations, occurs, Bypass will start and guarantee the unblocked of network immediately.
Along with the development of the communication technology, increasing optical interface application is general, therefore also exists the technology that needs light mouth Bypass.Based on the market demand, it is rapid that optical interface is introduced the Bypass technical development at present.
It on its hardware designs, is the form that plate carries, mainly to realize by light mouth relay, take in Fig. 1 and the relay that connects two network interface bypasses has been shown is illustrated as example, when controlling bypass work, the switch in relay will be jumped the state that pushes 1, and the Rx interface that is about to LAN1 directly and the Tx interface conducting of LAN2, and while controlling the bypass inoperative, switch will be conducting on 2, by with upper type, has realized that the network equipment carries out network communication by the network interface bypass.
Be by the GPIO(universal input of mainboard output General Purpose Input Output on software view, be called for short GPIO) and two kinds of modes of Watchdog control.Trigger Bypass, in fact these two kinds of modes are all that GPIO is operated, and then by GPIO, come the relay on control hardware to do corresponding redirect.The redirect of relay is to be controlled by the low and high level of GPIO.Illustrate, if the GPIO port is set to high level, relay just jumps to position 1 accordingly so, if the GPIO port has been set to low level, relay just jumps to position 2.
From foregoing description, can find out, current light mouth Bypass technology is integrated in above light mouth module board mostly, built in light mouth Bypass namely, cost compare costliness.And each light mouth module independently makes to use up a mouthful Bypass technology, and in the network practical application, underaction is convenient.
Problem for the application underaction of bypass equipment in correlation technique, not yet propose effective solution at present.
The utility model content
Main purpose of the present utility model is to provide a kind of bypass equipment and network system, to solve the problem of the application underaction of bypass equipment in prior art.
To achieve these goals, according to an aspect of the present utility model, a kind of bypass equipment is provided, be arranged between first network equipment and second network equipment, wherein, first network equipment is connected by Network Security Device with second network equipment, and bypass equipment comprises the first assembly, the first assembly comprises: first interface is connected with first network equipment; The second interface, be connected with second network equipment; The 3rd interface and the 4th interface, all be connected with Network Security Device; By-pass switch, all be connected with first interface, the second interface, the 3rd interface and the 4th interface; And controller, with by-pass switch, be connected, for controlling the on off state of by-pass switch.
Further, the first assembly also comprises: the 5th interface, with controller, be connected, and control data to controller for receiving; And/or the 6th interface, with controller, be connected, for receiving heartbeat signal between first network equipment and second network equipment to controller.
Further, by-pass switch comprises optical relay.
Further, bypass equipment comprises a plurality of the first assemblies.
Further, a plurality of the first assemblies comprise master component and from assembly, wherein, consistent with the on off state of main by-pass switch from the on off state of by-pass switch, from by-pass switch, are the by-pass switch from assembly, and main by-pass switch is the by-pass switch in master component.
Further, a plurality of the first assemblies are connected by wire jumper.
Further, bypass equipment comprises strutting piece, and a plurality of the first assemblies all are arranged on strutting piece.
To achieve these goals, according on the other hand of the present utility model, provide a kind of network system, this network system comprises any bypass equipment that the utility model foregoing provides.
The utility model adopts the bypass equipment of the first assembly, and the first assembly comprises: first interface is connected with first network equipment; The second interface, be connected with second network equipment; The 3rd interface and the 4th interface, all be connected with Network Security Device; By-pass switch, all be connected with first interface, the second interface, the 3rd interface and the 4th interface; And controller, with by-pass switch, be connected, for controlling the on off state of by-pass switch.By the first interface be connected with first network equipment is set, the second interface be connected with second network equipment, the 3rd interface be connected with Network Security Device and the 4th interface, realized providing a kind of external bypass equipment, this bypass equipment can directly be connected with the network equipment by interface, solve the problem of the application underaction of bypass equipment in the prior art, and then reached the effect that improves the application flexibility of bypass equipment.
The accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the bypass equipment repeat circuit of correlation technique;
Fig. 2 is the schematic diagram according to the bypass equipment of the utility model embodiment;
Fig. 3 is according to the bypass equipment middle controller of the utility model embodiment and the connection diagram of optical relay;
Fig. 4 is the fundamental diagram according to the bypass equipment of the utility model embodiment;
Fig. 5 a and Fig. 5 b be by-pass switch when normal condition, the structure chart of the bypass equipment of the utility model embodiment;
Fig. 6 a and Fig. 6 b be by-pass switch when bypass condition, the structure chart of the bypass equipment of the utility model embodiment; And
Fig. 7 is the schematic diagram according to the bypass equipment of the utility model preferred embodiment.
Embodiment
It should be noted that, in the situation that do not conflict, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
The utility model provides a kind of bypass equipment, this bypass equipment is mainly used in secure communication of network, below to take first network equipment and the communication between second network equipment be connected by Network Security Device be example, bypass equipment provided by the utility model is specifically introduced:
Fig. 2 is the schematic diagram according to the bypass equipment of the utility model embodiment, as shown in Figure 2, the bypass equipment of this embodiment comprises the first assembly, the first assembly mainly comprises first to fourth 4 interfaces, by-pass switch and controller, wherein, first to fourth interface is the light mouth that connects the light mouth, first interface is connected with the light mouth of first network equipment, the second interface is connected with the light mouth of second network equipment, the 3rd interface all is connected with the light mouth of Network Security Device with the 4th interface, by-pass switch and first interface, the second interface, the 3rd interface all is connected with the 4th interface, controller is connected with by-pass switch, for controlling the on off state of by-pass switch, , control by-pass switch in bypass condition or non-bypass condition.
Further, the bypass equipment of the utility model embodiment also comprises at least one in the 5th interface and the 6th interface, wherein, the 5th interface is the RS-232 serial ports, be used for controlling the Background control data of by-pass switch to the controller transmission by the 5th interface, the 6th interface is the RJ45 network interface, by this interface, to the heartbeat signal between controller transmission first network equipment and second network equipment, realizes the on off state of the heartbeat signal control by-pass switch based between the two.In the utility model embodiment, by-pass switch is optical relay, and optical relay is connected with above-mentioned first interface to the four interfaces by optical fiber, and Fig. 3 is the connection diagram of controller and optical relay.
Below in order to the on off state with heartbeat signal controlling by-pass switch, be example, further illustrate the bypass equipment of the utility model embodiment, Fig. 4 is the fundamental diagram of bypass equipment in the utility model embodiment, as shown in Figure 4, the operational mode of the bypass equipment of the utility model embodiment comprises automatic mode and compulsory mode, particularly:
Under automatic mode, the state of by-pass switch is controlled by heartbeat signal, in the situation that heartbeat signal keeps, by-pass switch is in normal (Normal) state; If do not receive within a certain period of time heartbeat signal, by-pass switch, in bypass (bypass state), makes to realize optical bypass between first network equipment and second network equipment.
Under compulsory mode, no matter whether heartbeat signal exists, all carry and order is set to by-pass switch, force to control by-pass switch in normal condition and bypass condition.
Using first network equipment as upper layer network equipment, and second network equipment is example as lower floor's network equipment, illustrates that by-pass switch is when different conditions, the data transfer path between the network equipment:
As shown in Fig. 5 a and 5b, when by-pass switch during in normal condition, upper layer network equipment is from the data of Qi Guangkou SFP output, pass through external bypass equipment N0 mouth by optical fiber cable, the P0 mouth of bypass equipment and P1 mouth and Network Security Device are direct-connected, by bypass equipment N1 mouth, data are sent to lower floor's network equipment.In Fig. 5 a, the C on bypass equipment means the 5th interface.
As shown in Fig. 6 a and 6b, when by-pass switch, during in bypass condition, upper layer network equipment, from the data of Qi Guangkou SFP output, passes through external bypass equipment N0 mouth by optical fiber cable, directly by bypass equipment N1 mouth, data is sent to lower floor's network equipment.
By the first interface be connected with first network equipment is set, the second interface be connected with second network equipment, the 3rd interface be connected with Network Security Device and the 4th interface, realized providing a kind of external bypass equipment, this bypass equipment can directly be connected with the network equipment by interface, solve the problem of the application underaction of bypass equipment in the prior art, and then reached the effect that improves the application flexibility of bypass equipment.
Simultaneously, by being set, the RJ45 network interface receives heartbeat signal, realized by the Link State between detecting real-time first network equipment and second network equipment, judge whether to need the switching bypass condition, compared to existing technology, traditional plate carries the bypass of relay built-in optical mouth, and the bypass equipment of the utility model embodiment greatly reduces cost.And, the Bypass Control that conventional panels is carried need to be integrated the bypass code in the middle of the in-local system, the operation of code also expends the complete machine resource, the external bypass equipment that the utility model embodiment provides is independent of the data link operation, do not need to revise system code, greatly improved network operation efficiency.
Preferably, can there are a plurality of above-mentioned the first assemblies in the utility model embodiment in bypass equipment, these a plurality of first assemblies are connected by jumper, can be divided into master component and be subordinated to this master component from assembly, what what is called was subordinated to this assembly refers to finger from assembly: from assembly, in the on off state of by-pass switch and master component, the on off state of by-pass switch is consistent.A plurality of the first assemblies can also be master component, that is, in a plurality of the first assemblies separately the on off state of by-pass switch do not influence each other.
In the network equipment that bypass equipment with a plurality of first assemblies can be applied to be connected by a plurality of networks, in the network equipment that also can be applied to be connected by a plurality of interfaces in single network.Reached and improved the convenience that bypass equipment is used.
The bypass equipment with 4 first assemblies 10 schematically shown in Fig. 7, wherein, 4 the first assemblies can be divided into 1 master component+3 from assembly, can be divided into 2 master component+2 from assembly, also can be using 4 the first assemblies all as master component.
Further, the bypass equipment of the utility model embodiment also comprises strutting piece, and wherein, one or more the first assemblies all are arranged on strutting piece.
In addition, the utility model embodiment also provides a kind of network system, and this network system is for comprising the network system of any bypass equipment that the utility model embodiment foregoing provides.
From above description; can find out; external bypass equipment of the present utility model is a kind of independently light path control equipment; for the protection of light device when breaking down; as power supply power-fail, hardware fault, software deadlock etc., protected equipment bypass is walked around to this node and guaranteed that network is unaffected.Compared to existing technology, traditional plate carries the bypass of relay built-in optical mouth, the cost of built-in optical mouth bypass is higher, the bypass equipment of the utility model embodiment receives heartbeat signal by the RJ45 network interface is set, realized judging whether to need the switching bypass condition by the detecting real-time Link State, greatly reduced cost.And, the Bypass Control that conventional panels is carried need to be integrated the bypass code in the middle of the in-local system, the operation of code also expends the complete machine resource, the external bypass equipment that the utility model embodiment provides is independent of the data link operation, do not need to revise system code, and can realize that a plurality of assemblies control together, greatly improve the convenience of network operation efficiency and use.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (8)
1. a bypass equipment, is characterized in that, is arranged between first network equipment and second network equipment, wherein, described first network equipment is connected by Network Security Device with described second network equipment, and described bypass equipment comprises the first assembly, and described the first assembly comprises:
First interface, be connected with described first network equipment;
The second interface, be connected with described second network equipment;
The 3rd interface and the 4th interface, all be connected with described Network Security Device;
By-pass switch, all be connected with described first interface, described the second interface, described the 3rd interface and described the 4th interface; And
Controller, be connected with described by-pass switch, for controlling the on off state of described by-pass switch.
2. bypass equipment according to claim 1, is characterized in that, described the first assembly also comprises:
The 5th interface, be connected with described controller, for receiving, controls data to described controller; And/or
The 6th interface, be connected with described controller, for receiving heartbeat signal between described first network equipment and described second network equipment to described controller.
3. bypass equipment according to claim 1, is characterized in that, described by-pass switch comprises optical relay.
4. according to the described bypass equipment of any one in claims 1 to 3, it is characterized in that, described bypass equipment comprises a plurality of described the first assemblies.
5. bypass equipment according to claim 4, it is characterized in that, described a plurality of described the first assembly comprises master component and from assembly, wherein, consistent with the on off state of main by-pass switch from the on off state of by-pass switch, described is described by-pass switch from assembly from by-pass switch, and described main by-pass switch is the by-pass switch in described master component.
6. bypass equipment according to claim 4, is characterized in that, a plurality of described the first assemblies are connected by wire jumper.
7. bypass equipment according to claim 4, is characterized in that, described bypass equipment comprises strutting piece, and a plurality of described the first assemblies all are arranged on described strutting piece.
8. a network system, is characterized in that, comprises the described bypass equipment of any one in claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320413084 CN203352595U (en) | 2013-07-11 | 2013-07-11 | Bypass device and network system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320413084 CN203352595U (en) | 2013-07-11 | 2013-07-11 | Bypass device and network system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203352595U true CN203352595U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320413084 Expired - Fee Related CN203352595U (en) | 2013-07-11 | 2013-07-11 | Bypass device and network system |
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| CN (1) | CN203352595U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763465A (en) * | 2014-01-23 | 2014-04-30 | 深圳奥腾光通系统有限公司 | Network camera and network video monitoring system |
| CN104363188A (en) * | 2014-11-07 | 2015-02-18 | 北京卓越信通电子股份有限公司 | Hardware redundancy Ethernet switch system |
| CN108650101A (en) * | 2018-03-30 | 2018-10-12 | 新华三信息安全技术有限公司 | A kind of method and apparatus of data transmission |
| CN113805523A (en) * | 2021-09-08 | 2021-12-17 | 宁波明物智能科技有限公司 | Industrial serial port data bypass method and system based on Linux |
-
2013
- 2013-07-11 CN CN 201320413084 patent/CN203352595U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763465A (en) * | 2014-01-23 | 2014-04-30 | 深圳奥腾光通系统有限公司 | Network camera and network video monitoring system |
| CN104363188A (en) * | 2014-11-07 | 2015-02-18 | 北京卓越信通电子股份有限公司 | Hardware redundancy Ethernet switch system |
| CN108650101A (en) * | 2018-03-30 | 2018-10-12 | 新华三信息安全技术有限公司 | A kind of method and apparatus of data transmission |
| CN113805523A (en) * | 2021-09-08 | 2021-12-17 | 宁波明物智能科技有限公司 | Industrial serial port data bypass method and system based on Linux |
| CN113805523B (en) * | 2021-09-08 | 2023-08-18 | 宁波明物智能科技有限公司 | Industrial serial port data bypass method and system based on Linux |
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| Date | Code | Title | Description |
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| 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: 20131218 Termination date: 20180711 |
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| CF01 | Termination of patent right due to non-payment of annual fee |