CN116069443A - Working method of virtual terminal - Google Patents

Working method of virtual terminal Download PDF

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Publication number
CN116069443A
CN116069443A CN202211341702.7A CN202211341702A CN116069443A CN 116069443 A CN116069443 A CN 116069443A CN 202211341702 A CN202211341702 A CN 202211341702A CN 116069443 A CN116069443 A CN 116069443A
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CN
China
Prior art keywords
virtual terminal
thin client
input
output
mouse
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.)
Pending
Application number
CN202211341702.7A
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Chinese (zh)
Inventor
周兴昌
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Individual
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Individual
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Publication date
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Publication of CN116069443A publication Critical patent/CN116069443A/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03543—Mice or pucks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
    • G06F9/45533—Hypervisors; Virtual machine monitors
    • G06F9/45558—Hypervisor-specific management and integration aspects
    • G06F2009/45579—I/O management, e.g. providing access to device drivers or storage

Abstract

The invention discloses a working method of a virtual terminal, wherein in the process that a virtual machine sends data to a thin client, a network protocol is not used for transmitting the data at one section, so that the safety of the data is ensured.

Description

Working method of virtual terminal
Technical Field
The invention relates to a working method with a virtual terminal, belonging to the field of computer networks.
Background
Many units at present use virtual machines, which brings great convenience to offices, but because a plurality of virtual machines are all inside the same server, physical segmentation cannot be performed, and security is insufficient.
Disclosure of Invention
The invention aims to solve the problems, and provides a working method of a virtual terminal, wherein a computer runs at least one virtual terminal; each virtual terminal and the input/output ports of the input/output equipment of a group of virtual terminals, wherein each group of input/output ports comprises a video output port, a mouse input port and a keyboard input port;
input/output device of virtual terminal: receiving the desktop of the virtual terminal from a computer or a network, and then unidirectionally transmitting the desktop of the virtual terminal through a video output port; and receiving the mouse and keyboard signals from the mouse and keyboard signal receiving port, and then sending the mouse and keyboard signals to the computer.
Thin client signal relay device: unidirectionally receiving a desktop of a virtual terminal from a video input port, and then transmitting the desktop of the virtual terminal to a thin client; and receiving mouse and keyboard signals from the thin client, and then sending out the mouse and keyboard signals through the mouse and keyboard signal sending port.
The video signal input port of the thin client signal transfer device is connected with the video signal output port of the input/output device of the virtual terminal through a video wire, and the common video wire is a copper wire, a VGA wire or the like or other similar video wires which do not transmit files, so that the possibility of data disclosure is prevented because the video wire cannot transmit files.
Each thin client has a set of remote input/output ports of the thin client signal relay device corresponding to each other;
the video output port, the mouse signal input end and the keyboard signal input port of the input and output equipment of the virtual terminal are correspondingly connected with the video input port, the mouse signal output end and the keyboard signal output port of the thin client signal transfer equipment respectively; the video input port, the mouse signal output port and the keyboard signal output port of the thin client signal relay device are a group of input/output ports.
The input/output device of the virtual terminal is provided with at least one group of input/output ports, and each group of input/output ports of the virtual terminal connected with the virtual terminal comprises a video output port, a mouse input port and a keyboard input port.
The invention has the advantages that:
1) The virtual machine in the computer and the terminal of the external thin client cannot be communicated by using TCP/IP or similar protocols, and a section of line is arranged in the middle of the virtual machine to not transmit files, so that the security of the files in the virtual machine is ensured.
2) The thin client may be remotely located.
3) The local area network can be safely used in different places.
Drawings
Fig. 1 is a network configuration diagram described in embodiment 1 of the present invention.
In the figure, 1 is a computer, 2 is an input/output device of a virtual terminal, 3 is a thin client signal relay device, 4 is a thin client, 5 is a set of input/output ports of the input/output device of the virtual terminal, and 6 is a set of input/output ports of the thin client signal relay device.
Detailed Description
In contrast to figure 1 of the drawings,
input/output device 2 of virtual terminal: the virtual machine sends the desktop to the corresponding input/output port, and receives mouse and keyboard signals from the input/output port; optionally, the virtual machine sends the audio signal to a corresponding input/output port;
thin client signal relay device 3: at least one group of input/output ports are arranged, each group of input/output ports corresponds to the thin client, and the thin client sends mouse and keyboard signals to the corresponding input/output ports and receives desktop video signals of the virtual machine from the input/output ports;
optionally, the thin client receives the audio signal from the corresponding input/output port;
the thin client signal relay device 3 receives the video signal from the input/output device 2 of the virtual terminal, and the data line connected between the thin client signal relay device 3 and the input/output device 2 of the virtual terminal is preferably a VGA line or a similar video line incapable of transmitting files;
the thin client signal relay device 3 transmits mouse and keyboard signals to the input and output device 2 of the virtual terminal, and the best way of transmitting the signals is unidirectional.
Input/output port 5 of the switching module: is a group of input/output ports, and has a video output port, a mouse signal input port and a keyboard signal input port, wherein the mouse signal input port and the keyboard signal input port can be the same input port; optionally, the port 5 of the switching module may also have an audio input port;
input/output port 6 of thin client signal relay device: the device is provided with a video output port, a mouse signal input port and a keyboard signal input port, wherein the mouse signal input port and the keyboard signal input port can be the same input port; optionally, the port 6 of the thin client signal relay device may also have an audio input port;
the first step: the computer sends the desktop of the virtual terminal to the port 5 of the input and output equipment 2 of the virtual terminal;
and a second step of: the input and output device 2 of the virtual terminal sends the desktop of the virtual terminal to the port 6 of the thin client signal transfer device 3 through the port 5;
and a third step of: the port 6 of the thin client signal relay device 3 sends the desktop of the virtual terminal to the thin client 4;
fourth step: the thin client 4 sends the mouse and keyboard signals to the port 6 of the thin client signal relay device 3;
fifth step: the port 6 of the thin client signal relay device 3 sends mouse and keyboard signals to the port 5 of the input and output device 2 of the virtual terminal;
sixth step: the port 5 of the input/output equipment 2 of the virtual terminal is used for unidirectionally transmitting mouse and keyboard signals to the virtual machine;
because the VGA can not transmit the data file when transmitting the video signal, the remote thin client can not copy the data from the host computer to the terminal, thereby effectively protecting the security of the data.
The virtual terminal includes:
(1) the virtual terminal of one-to-multiple type can be used by multiple persons simultaneously and independently, and each user has own display, keyboard and mouse. The users can share the hardware, software and peripheral resources of a PC computer at the same time;
(2) various virtual machines or containers.
The virtual terminal X is any one of the virtual terminals described above.
The working steps are as follows:
1. creating a virtual terminal X on a computer;
2. the computer forms a corresponding relation between the virtual terminal and the port 5 of the input and output equipment 2 of the virtual terminal;
the computer sends the desktop and audio of the virtual terminal to the port 5 of the input and output device 2 of the virtual terminal;
3. the input and output device 2 of the virtual terminal sends the desktop and audio of the virtual terminal to the port 6 of the thin client signal transfer device 3 through the port 5;
4. the port 6 of the thin client signal relay device 3 corresponds to the thin client 4;
the port 6 of the thin client signal relay device 3 transmits the desktop and audio of the virtual terminal to the thin client 4; the thin client transmits the video signal to the display screen and the audio signal to the audio device.
5. The thin client 4 receives signals sent by a mouse and a keyboard and sends the signals of the mouse, the keyboard and the audio to the port 6 of the thin client signal transfer device 3;
6. the port 6 of the thin client signal relay device 3 sends a mouse, a keyboard signal and audio to the port 5 of the input/output device 2 of the virtual terminal;
7. the port 5 of the input/output device 2 of the virtual terminal sends the mouse, keyboard signals and audio to the virtual machine;
8. and the virtual machine receives the mouse, the keyboard signal and the audio and performs corresponding operation.
The terminal of the thin client and the thin client signal transfer device can be in the same place or different places, if the digital signals are transmitted between the two devices in the same place, the digital signals can be transmitted in a long distance, and a large local area network is convenient to deploy.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
In many companies, staff is not allowed to use audio communication information, and in the above steps 2 to 8, there is no audio input/output port at all, nor audio signal processing.
Preferably: the input-output device of the virtual terminal receives the desktop of the virtual terminal from the computer,
the input and output equipment of the virtual terminal sends the desktop of the virtual terminal to the thin client signal transfer equipment in a unidirectional transmission mode;
the thin client signal relay device transmits the desktop of the virtual terminal to the thin client.
Preferably: the input/output device of the virtual terminal transmits audio to the thin client signal transfer device in a unidirectional transmission manner.
Preferably: the thin client signal transfer equipment unidirectionally receives mouse and keyboard signals sent by the thin client, and the thin client signal transfer equipment unidirectionally receives the mouse and keyboard signals sent by the thin client; or, the transfer device of the thin client signal unidirectionally transmits the mouse and keyboard signals to the input and output device of the virtual terminal; or, the input/output device of the virtual terminal unidirectionally transmits mouse and keyboard signals to the virtual terminal.
Preferably: the thin client sends a mouse and keyboard signal to the thin client signal transfer equipment;
the thin client signal transfer device sends mouse and keyboard signals to the input and output device of the virtual terminal; and the input and output equipment of the virtual terminal sends mouse and keyboard signals to the virtual terminal.
Preferably: the computer is connected with the input and output equipment of the virtual terminal, the video output port of the input and output equipment of the virtual terminal is connected with the video input port of the thin client signal transfer equipment, the input port of the input and output equipment of the virtual terminal is connected with the mouse and keyboard signal output port of the thin client signal transfer equipment, and the thin client signal transfer equipment is connected with the thin client.
Application example:
1. the A company has a machine room in the X city, a server is arranged, a plurality of virtual machines G are operated, and a virtual machine is distributed to staff M of the sub company B; subsidiary B is in city Y;
2. the employee M remotely logs in the virtual machine G through the thin client machine and works normally;
3. employee M cannot copy files from virtual machine G or the server, and data security is guaranteed.

Claims (5)

1. A method for operating a virtual terminal, comprising:
the input-output device of the virtual terminal receives the desktop of the virtual terminal from the computer,
the input and output equipment of the virtual terminal sends the desktop of the virtual terminal to the thin client signal transfer equipment in a unidirectional transmission mode;
the thin client signal transfer device transmits the desktop of the virtual terminal to the thin client.
2. The method for operating a virtual terminal according to claim 1, wherein:
the input and output device of the virtual terminal sends audio to the thin client signal transfer device in a one-way transmission mode.
3. The method for operating a virtual terminal according to claim 1, wherein: the thin client sends mouse and keyboard signals to the thin client signal transfer equipment;
the thin client signal transfer device sends mouse and keyboard signals to the input and output device of the virtual terminal; and the input and output equipment of the virtual terminal sends mouse and keyboard signals to the virtual terminal.
4. A method of operating a virtual terminal according to claim 1 or 3, characterized in that: the thin client signal transfer equipment unidirectionally receives mouse and keyboard signals sent by a thin client; or, the transfer device in the thin client signal transmits mouse and keyboard signals unidirectionally to the input and output device of the virtual terminal; or, the input/output device of the virtual terminal unidirectionally transmits mouse and keyboard signals to the virtual terminal.
5. A structure adopting the working method of the virtual transmission terminal according to any one of the above claim 1, claim 3 and claim 4, comprising: the system comprises a computer, an input/output device of a virtual terminal, a thin client signal transfer device and a thin client, and is characterized in that:
the computer is connected with the input and output equipment of the virtual terminal, the video output port of the input and output equipment of the virtual terminal is connected with the video input port of the thin client signal transfer equipment, the input port of the input and output equipment of the virtual terminal is connected with the mouse and keyboard signal output port of the thin client signal transfer equipment, and the thin client signal transfer equipment is connected with the thin client.
CN202211341702.7A 2021-10-31 2022-10-30 Working method of virtual terminal Pending CN116069443A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2021112791672 2021-10-31
CN202111279167 2021-10-31

Publications (1)

Publication Number Publication Date
CN116069443A true CN116069443A (en) 2023-05-05

Family

ID=86177680

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211341702.7A Pending CN116069443A (en) 2021-10-31 2022-10-30 Working method of virtual terminal

Country Status (1)

Country Link
CN (1) CN116069443A (en)

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