CN103188341B - Remote management system, remote management device, and remote management method - Google Patents
Remote management system, remote management device, and remote management method Download PDFInfo
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Abstract
The invention discloses a remote management system, a remote management device and a remote management method. The remote management system comprises a remote management device, a program code and a USB device control module. The remote management device is coupled to the first computer through a network and is coupled to one or more second computers. The program code is executed on the first computer to provide a management interface capable of managing the remote management device, and the first computer can communicate with the remote management device. The USB device control module is used for simulating a network interface card for the second computer according to the USB protocol, so that the one or more second computers can read or write in the network adjacent mode, or the one or more second computers can access the storage medium or other network resources of the first computer by the network file system protocol.
Description
Technical field
The present invention is relevant with telemanagement, particularly about a kind of long-distance management system, long-distance management device and method for remote management.
Background technology
Multi-computer switch (Keyboard-Video-MouseSwitch; KVMSwitch) user is made single group of keyboard, screen and mouse can to carry out management and control multiple computers, and network-type multi-computer switch (IP-basedKVMSwitch) further makes the picture that user can be positioned at long-range controlled computer by network management multiple stage and viewing controlled computer transmits of desktop or notes type computer via network.
Network-type multi-computer switch can send middle control computer to after the signal of video signal that controlled computer exports is converted to network package, and middle control computer also can send network-type multi-computer switch to after the signal of its keyboard or mouse is converted to network package. , thus, for example the manager being positioned at Taiwan is just positioned at the server in the middle of U.S.'s machine room by network-type multi-computer switch by telemanagement or control.
In addition, some network-type multi-computer switch also supports the function of " virtual media " (VirtualMedia). Certain the 2nd computer (controlled computer) that the Storage Media that virtual media function makes a certain first computer (being generally the middle control computer that manager uses) link can be managed by network-type multi-computer switch reads. This Storage Media comprises the soft disc player of the first computer, hard disc player laser disc machine or the Storage Media of other USB interfaces. Its application situation can illustrate by following example, such as, be positioned at a certain server computer in the middle of U.S.'s machine room and manage by a network-type multi-computer switch, and manager is controlled computer by certain being arranged in Taiwan and carried out long-range remote control. When this server computer needs to reinstall or upgrade a certain application program, just can by the Storage Media controlling computer this application program of a certain acquirement being arranged in Taiwan.
At the United States Patent (USP) the 7th that denomination of invention is " virtual media system, method and device ", 640, in No. 382 patents, it describes and a kind of provides the many computer systems of USB device as being accessed by target computer: " multi-computer switch connects user computer via network with destination service device, and this user computer has at least one connected device. A kind of 2nd mechanism is connected to the USB port of target and uses USB agreement to carry out communication with target. User's end mechanism is linked up via network and the 2nd mechanism. Virtual media mechanism makes destination service device can access the USB device being connected to user computer. " (see its summary). This method makes a physical storage device (such as soft disc player, laser disc machine, removable magnetic disc etc.) being connected to user computer, and being mapped on target computer is a virtual disc player. In addition, according to United States Patent (USP) the 7th, 640, the exposure of No. 382, USB device controller in the middle of its RIP arranged in pairs or groups with multi-computer switch (rackinterfacepod) simulates a USB mass storage (USBMassStorageDevice) on target computer, to solve during USB reaches an agreement on time limitation when mutually replying between USB device and usb host.
As previously mentioned, the Storage Media that virtual media function makes a certain first computer link can be read by the 2nd computer that network-type multi-computer switch manages. This Storage Media comprises soft disc player, hard disc player laser disc machine or the Storage Media of other USB interfaces. For ease of illustrating, the above-mentioned Storage Media provided by the first computer at this is referred to as tangible media.
But, under the technology of current traditional virtual media, if a certain tangible media being mounted to, multiple stage the 2nd computer forms multiple virtual media being positioned on different computers, these virtual medias all can only use in the way of read-only (Read-Only), and can not write, to avoid the leakage storing data. Because the operating system on different 2nd computer has different file system (FileSystem), when same Storage Media being managed with different file system, because different computers there is no any coordination system each other, the different data from different computers may be written in same storage area. Thus, the file system first write will be destroyed by the file system of rear write.
Under the technology of current traditional virtual media, if simulating a USB mass storage (USBMassStorageDevice) on target computer with USB device controller, being limited in fact USB device controller limited end points (End-point) number, each USB device controller about only can simulate 3 to 4 USB mass storages at present.
In addition, for the target computer being provided virtual media, its only can control in using computer the actual Storage Media connected. For the resource on other networks beyond middle control computer, target computer cannot be received as virtual media. In sum, the technology of current traditional virtual media still has many shortcomings, urgently improves and overcomes.
Summary of the invention
Therefore, a category of the present invention is to propose a kind of long-distance management system, long-distance management device and method for remote management, to solve the above-mentioned variety of problems that previous technology suffers from.
In a specific embodiment, the long-distance management system of the present invention is with so that the first computer via network management and can control one or multiple stage the 2nd computer. Long-distance management system comprises long-distance management device, program code and USB device control module. Long-distance management device has first end and the 2nd end, and wherein first end can via network-coupled to the first computer, and the 2nd end is coupled to one or multiple stage the 2nd computer. Program code is executed on the first computer, to provide the management interface that can manage long-distance management device, and make the first computer can carry out network communication with long-distance management device, and make the first computer be produced to move relevant control signal with keyboard or vernier and can be transferred into long-distance management device, and make to represent the image that one or more of 2nd computer exports and can show on the first computer. USB device control module is in order to go out NIC according to usb protocol to the 2nd computer simulation, make network neighbor (MyNetworkPlaces) mode can mutually read or write between one or more of 2nd computer, or make one or more of 2nd computer can NFS (NetworkFileSystem; NFS) Storage Media of protocol access (access) first computer or other network storage media.
In another specific embodiment, method for remote management is with so that the first computer via network management and can control one or multiple stage the 2nd computer. Method for remote management at least comprises the following step: provide long-distance management device between the first computer and one or multiple stage the 2nd computer; Set up the first computer and one or multiple stage the 2nd computer between communication; Between the first computer and one or multiple stage the 2nd computer, exchange keyboard or vernier control signal that the first computer exports and represent the image that one or more of 2nd computer exports; With long-distance management device, one or more of 2nd computer simulation is gone out network card; Make can mutually read or write data between one or more of 2nd computer in network neighbor's mode, or one or more Storage Media making the first computer in the way of meeting NFS agreement can be one or more of 2nd computer and read or write.
Can be further understood by following detailed Description Of The Invention and institute's accompanying drawings about the advantages and spirit of the present invention.
Accompanying drawing explanation
Fig. 1 illustrates the configuration diagram of the long-distance management system of the specific embodiment according to the present invention.
Fig. 2 illustrates the functional block diagram of long-distance management device.
Fig. 3 illustrates the schematic diagram of computer interface module.
Fig. 4 illustrates the functional block diagram of the long-distance management system of another specific embodiment according to the present invention.
Fig. 5 illustrates the schema according to the method for remote management in another specific embodiment of the present invention.
[main element nomenclature]
S10��S20: process step
50: long-distance management system 500: long-distance management device
100: the first computers 120: other network resource
200, the 200a, 200b, 200c, 200d: two computer
300: network 110,590: Storage Media
600: program code 510: first end
520: the two end 525: the three ends
530: central processing unit 550: handover module
555: differential receiver 560: image processing module
570: storer 515: network Interface Controller device
580:USB device control module 540: computer interface module
RS:RS-485 transceiver HS: housing
CA: cable CR1, CR2: junctor
RJ:RJ-45 interface DR: Differential Driving device
KB: keyboard MS: mouse
DS: indicating meter 100A: local end control device
557: middle control module 100B: control device
NAT: network address translation unit ML: medium access control layer
UEC:USB turns Ethernet controller
SL: physical layer NL: network layer
TL: transport layer IN: network neighbor
Embodiment
A preferred embodiment according to the present invention is a kind of long-distance management system. Referring to Fig. 1, Fig. 1 illustrates the configuration diagram of the long-distance management system of this preferred embodiment of the present invention. As shown in Figure 1, the long-distance management system 50 of the present invention carries out network communication between the first computer 100 and one or more the 2nd computer 200, to exchange keyboard or vernier control signal that the first computer 100 exports and to represent the image that one or more of 2nd computer 200 exports so that user can manage via network 300 and control long-range one or more of 2nd computers 200 by the first computer 100. For example, via the long-distance management system of the present invention, the user of the first computer 100 can see the desktop window of the 2nd computer 200, and and then operate on it, such as open a certain file of the 2nd computer 200 or perform application program, walk back and forth Buddhist as directly operation the 2nd computer 200.
Under such framework, can manage and control long-range this one or multiple stage the 2nd computer 200 via network 300 due to the user of the first computer 100, so the first computer 100 can be called as " middle control computer ", one or more of 2nd computer 200 then can be called as " controlled computer ". In fact, the first computer 100 can adopt identical or different operating system from one or more of 2nd computer 200, there is no specific restriction, looks closely actual user demand and determine. Citing, the first computer 100 can all adopt identical Microsoft's Window (Windows) operating system with one or more of 2nd computer 200; Or first computer 100 and part the 2nd computer 200 adopt Microsoft's Window operating system, remaining the 2nd computer 200 then adopts (SuSE) Linux OS.
In addition, in this embodiment, except the Storage Media (the hard disc player of such as SATA/IDE interface, laser disc machine, soft disc player or external USB storage device etc.) of the first computer 100 itself or non-Storage Media (such as printer, scanner or facsimile recorder etc.) can be except one or more of 2nd computer 200 used, other network resource 120 on network 300 also can be one or more of 2nd computer 200 and used. In fact, other above-mentioned network resource 120 can be Storage Media or non-Storage Media, such as one virtual network printer or facsimile recorder. Any website, webpage, word, picture or link etc., there is no specific restriction in addition.
Still referring to Fig. 1, the long-distance management system 50 of the present invention at least includes long-distance management device 500 and program code 600. Wherein, program code 600 is executed on the first computer 100, to provide the management interface that can manage long-distance management device 500, allow the first computer 100 can carry out network communication with long-distance management device 500, and make 100 generations of the first computer and keyboard or vernier move relevant control signal and can be transferred into long-distance management device 500, making to represent the image that one or more of 2nd computer 200 exports in addition can show on the first computer 100. In fact, this program code can be combination or other any suitable application programs of a web browser (WebBrowser), web browser and a plug-in program. The difference of the operating system controlling computer in this program code foundation may have different versions. This plug-in program is provided by the supplier of long-distance management system, such as, provide with downloading mode or in computer readable media mode.
Specifically be, except exchanging the function of keyboard/mouse and image between the first computer 100 and the 2nd computer 200, the long-distance management device 500 of the present invention more can manage further and control the first computer 100 and whether other network resource 120 can be used by one or more of 2nd computer 200. Therefore the long-distance management device 500 of the present invention be similar to one can the gateway (Gateway) that whether passes through of control data or signal. The long-distance management device 500 of the present invention more can manage further and control the first computer 100 and whether other network resource 120 can be used by one or more of 2nd computer 200.
In more detail, one or more of 2nd computer 200 is simulated NIC according to usb protocol and provides a use interface to one or more of 2nd computer 200 by the long-distance management device 500 of the present invention, by the resource accessed from the service needed for the selection of this use interface or wish for one or more of 2nd computer 200, after long-distance management device 500 learns the demand of one or more of 2nd computer 200, namely long-distance management device 500 can obtain corresponding service or resource to the first computer 100 or other network resource 120, and this service or resource are sent to one or more of 2nd computer 200, to meet the demand of one or more of 2nd computer 200.
In fact, from the angle of one or more of 2nd computer 200, option shown on this use interface that long-distance management device 500 provides or content corresponding may be real the first computer 100 of existing or other network resource 120, or service or resource corresponding to option shown on this use interface or content are virtual or different from option or content. Citing, assume that certain the 2nd computer 200 is for carrying out keyword search in Web search engine, long-distance management device 500 be supplied to shown by the virtual use interface of this 2nd computer 200 be A website keyword search picture, but what in fact this virtual use interface was corresponding may be the keyword search picture of real A website, also may being that picture searched in the keyword corresponding to another B website, those corresponding closing carry out managing by long-distance management device 500 according to systemic presupposition value or user's setting and control. By this, long-distance management device 500 also can provide different use interface to not the 2nd computer 200 on the same stage according to different authorities, uses overall security and the management convenience of the long-distance management system 50 promoting the present invention.
In this embodiment, the above-mentioned management interface of the managed long-distance management device 500 that the first computer 100 program code 600 provides can be a screen display menu (On-ScreenDisplay, OSD), web browser or other any suitable software or hardware unit, there is no specific restriction. The function that can provide as this management interface can comprise but be not limited to following function:
(1) long-distance management device 500 is set;
(2) rights of using of different users are set;
(3) switch between this multiple stage the 2nd computer 200;
(4) computer terminal port corresponding to one or more of 2nd computer 200 is defined;
(5) the quality degree (according to different codings and compression mode) of setting of image;
(6) source of virtual media is selected.
In more detail, continue to carry out in the process of network communication at the first computer 100 and one or more of 2nd computer 200, according to the above-mentioned control signal that the first computer 100 transmits, long-distance management device 500 can capture one or more of 2nd computer, 200 image outputs lastingly, and through being sent to the first computer 100 by network 300 after first being undertaken these images encoding and/or compressing, carry out corresponding decoding and/or decompression again by the program code 600 being executed on the first computer 100 after, the user being positioned at the first computer 100 just can see the image representing one or more of 2nd computer 200 and exporting on its screen, walk back and forth Buddhist as directly one or more of 2nd computer 200 of operation. in practical application, above-mentioned image coding and/or compression technology can comprise JPEG, JPEG2000, wavelet conversion (WaveletTransform) or other any proper technologies, there is no specific restriction.
In a preferred embodiment, this program code 600 further makes the renewal frequency (RefreshRate) of the screen of the first computer 100 for every second 30 frames. In actual applications, transmitting the network bandwidth needed for data for reducing between the first computer 100 and the 2nd computer 200, above-mentioned coding/or compression process may cause the reduction of the image quality of the first computer end. That is, the image quality that the image quality presented on the screen of the first computer 100 may export somewhat different than the 2nd computer 200 reality. In more detail, such as, in the process of the image exported at acquisition the 2nd computer 200, it is possible to the color depth (ColorDepth) of the image that the 2nd computer 200 exports can be reduced, be reduced to 8 bits by 24 bits; In the process of the image of acquisition the 2nd computer 200 output, the conversion (being such as converted to YUV by RGB) of advanced row hue coordinate may be needed, the conversion of this hue coordinate may first reduce the data (because people's eye is more insensitive for UV composition) of UV composition, such as, adopt the conversion mode of YUV:421. In addition, in the process forming JPEG, the selection of quantization table also may cause the compression damaged. But, it may also be useful to person also can select suitable coding and/or compression technology so that the image quality presented on the screen of the first computer 100 may be same as the image quality that the 2nd computer 200 reality exports.
Please refer to Fig. 2, Fig. 2 illustrates the functional block diagram of the long-distance management device 500 in Fig. 1. As shown in Figure 2, the long-distance management device 500 of the present invention includes first end 510, the 2nd end 520, the 3rd end 525, central processing unit 530, handover module 550, differential receiver 555, middle control module 557, image processing module 560, storer 570, network Interface Controller device (NetworkInterfaceController, NIC) 515 and USB device control module 580, its other function will be specified in down. Wherein, first end 510 is coupled to the first computer 100 via network 300. Or, first end 510 can connect one group of local end control device 100A and couple another group control device 100B by middle control module 557. So make near-end or long-range user all can be controlled by long-distance management device 500; 2nd end 520 is coupled to one or more of 2nd computer 200; 3rd end 525 couples Storage Media 590, and Storage Media 590 can be one or more of 2nd computer 200 and read or write; Central processing unit 530 couples keyboard KB and mouse MS; Or, the hardware framework of long-distance management device 500 can KN4140, KN2132 manufactured by Hongzheng Automation Science-Technology Co., Ltd be representative, but not as limit.
In the long-distance management system 50 of the present invention, the 2nd computer 200 can directly be coupled to the 2nd end 520 of long-distance management device 500. But it should be noted that, for the distance between extension long-distance management device 500 and one or more of 2nd computer 200 and the function expanding long-distance management device 500,2nd computer 200 is also coupled to the 2nd end 520 of long-distance management device 500 optionally through computer interface module (ComputerInterfaceModule, CIM) 540. In practical application, computer interface module 540 also can be called interconnecting device (Adapter), Dongle, server interface module (ServerInterfaceModule, SIM) or RIP (rackinterfacepod).
Please refer to Fig. 3, Fig. 3 illustrates the schematic diagram of computer interface module 540. As shown in Figure 3, computer interface module 540 has housing HS and several are by the outward extending cable CA of housing HS, there is multiple junctor CR1 and CR2, such as VGA connector and USB connector at cable CA away from one end of housing HS, in order to be electrically connected the 2nd computer 200 of Fig. 2. Having usually intellectual in the art can be cognitive, and in order to connect the 2nd computer 200 with different interface, this USB connector CR1 can be replaced by PS/2 or other junctors; VGA connector CR2 can be replaced by DVI connector or HDMI connector. In addition, the housing HS of computer interface module 540 is more provided with RJ-45 interface RJ, such as, in order to connect CAT-5 cable or other similar cable, CAT-5e or CAT-6.
Differential Driving device (DifferentialDriver) DR of computer interface module 540 can export the long-distance management device 500 of Fig. 2 to after the image (being generally single-ended signal) that the 2nd computer 200 exports is converted to multiple differential signal of video signal, to increase the distance (such as can reach 1000 English) that this image can transmit. In fact, among these differential signal of video signal, other signals also may be mingled with, such as the test signal of vertical/horizontal synchronizing signal or some decay in order to detecting image or colour cast (skew). In a preferred embodiment, the Differential Driving device DR of computer interface module 540 can be AD8146, AD8147 or AD8148 that AnalogDevices company provides.
Go back to Fig. 2, long-distance management device 500 inside is also provided with the differential receiver (DifferentialReceiver) 555 of the Differential Driving device DR corresponding to computer interface module 540, in order to the differential signal of video signal from connecting computer mouth module 540 is reduced to single-ended signal of video signal, and capture out by vertical/horizontal synchronizing signal, use for its local end screen DS. In more detail, the multiple differential signal of video signal transmitted by computer interface module 540 is after the 2nd end 520 receives, differential receiver 555 can be inputed to, in order to aforesaid differential signal of video signal is reduced to single-ended signal of video signal after selecting via the switching of handover module 550. The output of this differential receiver 555 is coupled to local end screen DS or image processing module 560, and image processing module 560 is in order to perform aforesaid image coding and/or compression.
In a preferred embodiment, this handover module 550 comprises the switching matrix being made up of multiple crosspoint switch (CrosspointSwitch), such as 40 select the switching matrix of 5, or the switching matrix being made up of multiple multiplexer (Multiplexer), but not as limit; Such as, and this image processing module 560 can include JPEG compression engine, the AST1000/2000/2100 etc. provided by ASPEED further. This image processing module 560 also can be integrated among central processing unit 530. In addition, image processing module 560 also can be the territory, field programmable gate array (FieldProgrammableGateArrays, FPGA) performing wavelet conversion (WaveletTransform) computing, but not as limit. Then, encode and/or image data after processed compressed will be sent to the first computer 100 by central processing unit 530 and network Interface Controller device 515 in the way of network package through image processing module 560.
As shown in Figure 2, in long-distance management device 500, network Interface Controller device 515 can be arranged in first end 510; 2nd 520, end can be provided with one or more RS-485 transceiver (Transceiver) RS, in order to exchange data according to RS-485 agreement between the 2nd computer 200 and long-distance management device 500, the keyboard such as transmitted by the first computer 100 or vernier control signal, but not as limit.
Referring to Fig. 4, as previously mentioned, computer interface module 540 has a USB device control module 580, and it is in order to simulate NIC (NIC) according to usb protocol to the 2nd computer 200. In more detail, this USB device control module 580 comprises a USB and turns Ethernet controller (USB/EthernetController) UEC, it also comprises medium plan (MAC) layer ML and physical layer SL, and its medium access control layer ML carries out communication by USB interface and upper strata agreement (such as network layer, transport layer and network neighbor) being positioned at the 2nd controlled computer 200; Its physical layer SL can carry out communication with long-distance management device 500. Usually, network layer NL, transport layer TL and network neighbor IN are realized by the 2nd computer 200; Physical layer SL is realized primarily of the RS-485 transceiver of computer interface module 540.
Still referring to Fig. 4, in addition, long-distance management device 500 can be used as a concentrator (Hub), switch type concentrator (SwitchingHub) or router (Router). When multiple stage the 2nd computer 200 is positioned at phase same network segment, long-distance management device 500 can be used as concentrator (Hub) or switch type concentrator; When multiple stage the 2nd computer 200 be positioned at not same network segment time, long-distance management device 500 can be used as router. When long-distance management device 500 is as concentrator, to broadcast, mode transmits ether network information frame for it; When long-distance management device 500 in return formula concentrator time, pass on ether network information frame (EthernetFrame) in the MAC address of its basis source and object; When long-distance management device 500 is as router, network package is passed in the IP address of its basis source and object. Thus, can forming region network (LAN) between the multiple stage that long-distance management device 500 manages the 2nd computer 200 so that the mode of " network neighbor " (MyNetworkPlaces) can mutually read or write between multiple stage the 2nd computer 200. Citing, when certain the 2nd computer 200a needs to install an application program, but this 2nd computer 200a not this application program time, namely obtain this application program by Local Area Network from the Storage Media of another the 2nd computer 200b and install. Owing to the transmission of above-mentioned ether network information frame or network package is all via long-distance management device 500, so the data sharing between multiple stage the 2nd computer 200 can be managed by long-distance management device 500.
Still referring to Fig. 4, in addition, long-distance management device 500 can be used as master browser (MasterBrowser). Under this framework, every platform the 2nd computer 200 all can broadcast computer title, group name or domain name and the IP address of oneself after powering. After master browser receives this broadcast, the above-mentioned data of the 2nd computer 200 can be added and browse in the middle of inventory (BrowseList), inquire about for other the 2nd computers 200. When a certain 2nd computer 200 shuts down, oneself computer title, group name or domain name and IP address can be broadcasted, after master browser receives this broadcast, the above-mentioned data of the 2nd computer 200 can be removed in the middle of inventory by browsing, represent this 2nd computer 200 not on line. Due to using long-distance management device 500 as master browser, it is possible to the data sharing between multiple stage the 2nd computer 200 is managed.
Still refer to Fig. 4, in another kind of situation, 2nd computer 200 can also NFS (NetworkFileSystem, NFS) a certain Storage Media 110 of the first computer 100 or other network storage media 120 are accessed (access) by agreement by long-distance management device 500 and network, and now the 2nd computer 200 just obtains application program by the mode of NFS (NFS) from a certain Storage Media 110 of the first computer 100 or from other network resource 120. In other words, now the 2nd computer 200 is as user's end (Client) of NFS, and the first computer 100 is as the server end (Server) of NFS. Under this framework, long-distance management device 500 more includes a network address translation (NetworkAddressTranslation; NAT) unit NAT so that multiple stage the 2nd computer 200 can share one group of external IP address (IP address) and carry out communication with the first computer 100 or other network resource 120. Network address translation function performed by this network address translation unit NAT is realized primarily of central processing unit 530 or programmable logic element (Fig. 4 does not show). The functional packet that NFS can provide contains: (1) finds file in catalogue (directory); (2) file in catalogue is listed; (3) administrative directory; (4) attribute (fileattribute) of each file is obtained; (5) read/write of file. Due to this one or multiple stage the 2nd computer 200 externally communication with the first computer 100 or other network resource 120 all need to via long-distance management device 500, it is possible to the authority of multiple stage the 2nd computer 200 is managed.
It should be noted that, the resource that other network resource 120 above-mentioned refer to beyond the first computer 100 on other networks, storage area that such as, on network 300 other computers are shared with on the folder of the first computer 100 or world-wide web, non-storage area (such as virtual network printer) etc., there is no specific restriction.
In addition, one or more of 2nd computer 200 except a certain Storage Media 110 that can read the first computer 100 or other network resource 120, the action that also Storage Media 110 or other network resource 120 can be write. that is, a certain Storage Media 110 of the first computer 100 or other network resource 120 can be carried out two-way reading and the action of write by one or more of 2nd computer 200. citing, when opening uses to the 2nd different computers (such as 200a and 200b) for Storage Media 110 or other network resource 120 simultaneously, this Storage Media 110 or other network resource 120 also can be write by the 2nd different computers (such as 200a and 200b). should be noted, owing to a certain Storage Media 110 of the first computer 100 or other network resource 120 are all accessed by the 2nd different computers (such as 200a and 200b) with NFS (NFS) agreement, and NFS agreement is with single file system (OneFileSystem, OFS) the different data write by the 2nd different computers (such as 200a and 200b) are managed, therefore, even if there being the 2nd different computers 200 same tangible media to be write in the present invention, also the problem of the Missing data that traditional virtual media suffer from can not be produced.
By this, the user operating the first computer 100 provides this application program by aforesaid management interface from certain Storage Media 110 of the first computer 100, or selects to provide by other network resource 120. Thus, line can be kept between the first computer 100 and the 2nd computer 200. In addition, owing to different users may have different rights of using, therefore, the 2nd computer 200 also can be used other network storage media that maybe can not use to manage according to authority setting by this management interface further, with the security of the accessibility promoted in management and secret data.
In addition, for further the aforementioned control signals from the first computer 100 being sent to one or more of 2nd computer 200, after long-distance management device 500 and one or more of 2nd computer 200 formation are connected, one of one or more of 2nd computer 200 (such as 200a or 200b) more can be simulated human-computer interface device (HumanInterfaceDevice by USB device control module 580, HID), such as keyboard, mouse or other cursor control devices. Afterwards, USB device control module 580 just can carry out communication according to the interrupt transfer mode in the middle of usb protocol and the 2nd computer 200a or 200b.
In addition, in order to provide virtual media (VirtualMedia) function for one or more of 2nd computer 200, one or more of 2nd computer 200 also can be simulated USB mass storage (USBMassStorageDevice) by USB device control module 580. Afterwards, one or more of 2nd computer 200 just can be provided the data required for virtual media (VirtualMedia) according to a large amount of type of transmission (BulkTransfer) in the middle of usb protocol by USB device control module 580.
In practical application, USB device control module 580 can include one or more USB device controller (USBDeviceController). Citing, USB device control module 580 can simulate human-computer interface device, mass storage and NIC by same USB device controller simultaneously; Or USB device control module 580 can comprise three USB device controller, and simulate above-mentioned human-computer interface device, mass storage and NIC by the first USB device controller, the 2nd USB device controller and the 3rd USB device controller respectively. Owing to this area tool usually intellectual all understands that above-mentioned three kinds of functions can be realized by multiple different distributing style, therefore the present invention there is no any specific restriction at this.
It should be noted that, as shown in Figure 2, when coupling with computer interface module 540 between the 2nd end 520 and the 2nd computer 200 of long-distance management device 500, above-mentioned USB device control module 580 can be arranged in the housing HS of the computer interface module 540 of Fig. 3. In addition, as shown in Figure 4, when the 2nd end 520 of long-distance management device 500 directly couples with the 2nd computer 200, owing to not coupling with computer interface module 540 between the two, therefore above-mentioned USB device control module 580 is arranged in the housing of long-distance management device 500.
As for the storer being arranged in long-distance management device 500 570 in order to as storing the image that exports of the 2nd computer 200, keyboard that the first computer 100 exports or vernier control signal and other need the Data Data that stores.
Another preferred embodiment according to the present invention is a kind of method for remote management. In this embodiment, this method for remote management is with so that the first computer (middle control computer) via network management and can control one or multiple stage the 2nd computer (controlled computer). Referring to Fig. 5, Fig. 5 illustrates the schema of the method for remote management of this preferred embodiment of the present invention. As shown in Figure 5, in step S10, this method for remote management provides a long-distance management device between the first computer and one or more of 2nd computer. In step S12, this method for remote management sets up the network communication between the first computer and one or more of 2nd computer. In step S14, this method for remote management exchanges keyboard or vernier control signal that the first computer exports between the first computer and one or more of 2nd computer and represents the image that one or more of 2nd computer exports.
In step S16, one or more of 2nd computer simulation is gone out a network card with long-distance management device by this method for remote management. In step S18, this method for remote management makes can mutually read or write between one or more of 2nd computer in network neighbor (MyNetworkPlaces) mode that Microsoft provides, or read to meet the mode of NFS (NetworkFileSystem, NFS) agreement and make one or more Storage Medias of the first computer can be one or more of 2nd computer or write.
In fact, this method for remote management can comprise step S20 further, first computer provides a management interface or a web browser, long-distance management device is managed for user, and select one or more Storage Media of the first computer to be read for one or more of 2nd computer or write, or managing one or more of 2nd computer can use other network resource that maybe can not use.
Pass through the above detailed description of preferred embodiments, it is desirable to can clearly describe the feature of the present invention and spirit, and not be limited by the category of the present invention with above-mentioned disclosed preferred embodiment. On the contrary, what its objective is to wish to contain various change and the equal property of tool is arranged in the present invention institute in the category of the patent scope applied for.
Claims (16)
1. a long-distance management system so that one first computer via a network management and can control one or more the 2nd computer, and this long-distance management system at least comprises:
One long-distance management device, has a first end and one the 2nd end, and wherein this first end of this long-distance management device can via this network-coupled to this first computer, and the 2nd end is coupled to one or more of 2nd computer;
One program code, it is executed on this first computer, to provide a management interface that can manage this long-distance management device, and make this first computer can carry out network communication with this long-distance management device, and make this first computer be produced to move relevant control signal with keyboard or vernier and can be transferred into this long-distance management device, and make to represent the image that one or more of 2nd computer exports and can show on this first computer; And
One USB device control module, in order to according to usb protocol one or more of 2nd computer simulation gone out a NIC and to provide a use interface to one or more of 2nd computer, make network neighbor's mode can mutually read or write between one or more of 2nd computer, or make one or more of 2nd computer can the Storage Media of this first computer of NFS protocol access or other network equipments.
2. long-distance management system as claimed in claim 1, it is characterized in that, this long-distance management system more at least comprises a computer interface module, in order to one or more of 2nd computer to be coupled to the 2nd end of this long-distance management device, and be export this long-distance management device to after a differential signal of video signal by the video conversion that one or more of 2nd computer exports, to increase the distance that this image can transmit, and this USB device control module is positioned at the housing of this computer interface module.
3. long-distance management system as claimed in claim 1, it is characterised in that, this long-distance management device more includes one the 3rd end, and in order to connect a Storage Media, and this Storage Media can be one or more of 2nd computer and read or write.
4. long-distance management system as claimed in claim 1, it is characterised in that, one of one or more of 2nd computer is more simulated a keyboard or mouse by this USB device control module.
5. long-distance management system as claimed in claim 1, it is characterised in that, this first computer and one or more of 2nd computer can adopt different operating system.
6. long-distance management system as claimed in claim 1, it is characterised in that, this long-distance management device can be used as a concentrator or router, make this one or multiple stage the 2nd computer between can form one or more Local Area Network, wherein this concentrator comprises switch type concentrator.
7. long-distance management system as claimed in claim 1, it is characterised in that, this long-distance management device has a network address translation function, make this one or multiple stage the 2nd computer can share an IP address.
8. a method for remote management so that one first computer via a network management and can control one or multiple stage the 2nd computer, and this method for remote management at least comprises the following step:
There is provided a long-distance management device between this first computer and one or more of 2nd computer;
Set up the communication between this first computer and one or more of 2nd computer;
Between this first computer and one or more of 2nd computer, exchange keyboard or vernier control signal that this first computer exports and represent the image that one or more of 2nd computer exports;
According to usb protocol one or more of 2nd computer simulation gone out a network card with this long-distance management device and provide a User's Interface to one or more of 2nd computer; And
Make can mutually read or write between one or more of 2nd computer in network neighbor's mode, or one or more Storage Media making this first computer in the way of meeting NFS agreement can be one or more of 2nd computer and read or write.
9. method for remote management as claimed in claim 8, it is characterised in that, more at least comprise the following step:
This first computer provides a management interface, this long-distance management device is managed for a user, and select one or more Storage Media of this first computer to be read for one or more of 2nd computer or write, or managing one or more of 2nd computer can use other network resource that maybe can not use.
10. method for remote management as claimed in claim 8, it is characterised in that, more at least comprise the following step:
This first computer provides a web browser, this long-distance management device is managed for a user, and select one or more Storage Media of this first computer to be read for one or more of 2nd computer or write for a user, or managing one or more of 2nd computer can use other network resource that maybe can not use.
11. 1 kinds of long-distance management devices so that one first computer via a network management and can control one or more the 2nd computer, and this long-distance management device at least comprises:
One first end, via this network-coupled to this first computer;
One the 2nd end, is coupled to one or more of 2nd computer;
One program code, it is executed on this first computer, to provide a management interface that can manage this long-distance management device, and make this long-distance management device carry out network communication by this first end and this first computer, and make this long-distance management device receive this first computer by this first end and produced to move relevant control signal with keyboard or vernier, and make to represent the image that one or more of 2nd computer exports and can show on this first computer; And
One USB device control module, in order to according to usb protocol one or more of 2nd computer simulation gone out a NIC and to provide a use interface to one or more of 2nd computer, make network neighbor's mode can mutually read or write between one or more of 2nd computer, or make one or more of 2nd computer can the Storage Media of this first computer of NFS protocol access or other network storage media.
12. long-distance management devices as claimed in claim 11, it is characterized in that, 2nd end is by one or more of 2nd computer of computer interface module couples, the video conversion that one or more of 2nd computer exports is export this long-distance management device to by the 2nd end after a differential signal of video signal by this computer interface module, to increase the distance that this image can transmit, and this USB device control module is positioned at the housing of this computer interface module.
13. long-distance management devices as claimed in claim 11, it is characterised in that, this long-distance management device more includes one the 3rd end, and in order to connect a Storage Media, and this Storage Media can be one or more of 2nd computer and read or write.
14. long-distance management devices as claimed in claim 11, it is characterised in that, one of one or more of 2nd computer is more simulated a keyboard or mouse by this USB device control module.
15. long-distance management devices as claimed in claim 11, it is characterised in that, this first computer and one or more of 2nd computer can adopt different operating system.
16. 1 kinds of long-distance management systems so that one first computer via a network management and can control one or multiple stage the 2nd computer, and this long-distance management system at least comprises a long-distance management device and a program code, wherein:
This long-distance management device at least comprises a network interface and a computer interface module, wherein:
This network interface via this network-coupled to this first computer;
This computer interface module, in order to couple one or more of 2nd computer and to extend the distance between this long-distance management device and one or more of 2nd computer, this computer interface module more at least comprises a programmable logic element, a USB turns Ethernet controller and a physical layer module, wherein:
This programmable logic element has a network site transition function;
This USB turns Ethernet controller and carries out the communication between medium access control layer and upper strata agreement according to the operating system of usb protocol and one or more of 2nd computer; And
This physical layer module carries out communication according to RS-485 agreement and this long-distance management device; And
This program code, it is executed on this first computer, to provide the management interface of authority that can manage one or more of 2nd computer, and make this long-distance management device carry out network communication by first end and this first computer, and make this long-distance management device receive this first computer by this first end and produced to move relevant control signal with keyboard or vernier, and make to represent the image that one or more of 2nd computer exports and can show on a screen of this first computer;
Wherein this programmable logic element more makes this long-distance management device more can be used as a concentrator or a router, one or more of 2nd computer simulation is gone out a NIC according to usb protocol and provides a use interface to one or more of 2nd computer by this long-distance management device, make network neighbor's mode can mutually read or write between one or more of 2nd computer, or make one or more of 2nd computer can the Storage Media of this first computer of NFS protocol access or other network resource, wherein this concentrator comprises switch type concentrator.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100150038A TWI606351B (en) | 2011-12-30 | 2011-12-30 | Remote management system, remote management apparatus, and remote management method |
| TW100150038 | 2011-12-30 |
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| CN103188341A CN103188341A (en) | 2013-07-03 |
| CN103188341B true CN103188341B (en) | 2016-06-01 |
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| TWI548232B (en) * | 2014-03-10 | 2016-09-01 | 鴻海精密工業股份有限公司 | Customer Premise Equipment and method of remote login |
| CN104917719B (en) * | 2014-03-10 | 2018-03-20 | 国基电子（上海）有限公司 | User terminal network appliance and the method for Telnet |
| TWI571126B (en) * | 2015-01-21 | 2017-02-11 | 晶睿通訊股份有限公司 | Signal transmission device |
| CN106991067B (en) * | 2017-04-14 | 2021-02-02 | 湖南威胜信息技术有限公司 | Data interaction method for one-master multi-slave network and embedded equipment thereof |
| CN111009106B (en) * | 2018-10-05 | 2021-11-30 | 财团法人工业技术研究院 | Human-computer interface system and communication control device thereof |
| TWI691867B (en) * | 2018-10-05 | 2020-04-21 | 財團法人工業技術研究院 | Human-machine interface system and communication control device thereof |
| TWI729682B (en) * | 2020-01-21 | 2021-06-01 | 元大期貨股份有限公司 | Network communication device for realizing high-frequency issuance of transaction data |
| CN114124301B (en) * | 2021-11-17 | 2023-04-07 | 中国地质大学（武汉） | Virtual media transmission system with data check and error retransmission mechanism |
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| US20020178295A1 (en) * | 2001-05-23 | 2002-11-28 | Joseph Buczek | Distributed gateways for remote management of USB-compatible devices |
| US20060190238A1 (en) * | 2005-02-24 | 2006-08-24 | Autor Jeffrey S | Methods and systems for managing a device |
| US8615594B2 (en) * | 2009-07-15 | 2013-12-24 | Aten International Co., Ltd. | Virtual media with folder-mount function |
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| TW201327206A (en) | 2013-07-01 |
| TWI606351B (en) | 2017-11-21 |
| CN103188341A (en) | 2013-07-03 |
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