CN106534794A - Video monitoring system remote control method and device - Google Patents
Video monitoring system remote control method and device Download PDFInfo
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- CN106534794A CN106534794A CN201611086079.XA CN201611086079A CN106534794A CN 106534794 A CN106534794 A CN 106534794A CN 201611086079 A CN201611086079 A CN 201611086079A CN 106534794 A CN106534794 A CN 106534794A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
- H04L65/765—Media network packet handling intermediate
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- Computer Networks & Wireless Communication (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention provides a video monitoring system remote control method and device. The method includes the following steps: when a video stream from a video monitoring internal network is received, replacing the source Internet Protocol (IP) address of the video stream with the IP address of a second network card, and replacing the destination IP address of the video stream with the IP address of a client requesting the video stream, wherein the destination IP address of the video stream from the video monitoring internal network is the IP address of a first network card; and sending the video stream whose IP address is replaced to the client requesting the video stream. By application of the video monitoring system remote control method provided by the embodiment of the invention, the video data transmission efficiency is improved on the premise of guaranteeing video monitoring internal network security.
Description
Technical field
The present invention relates to technical field of video monitoring, more particularly to a kind of video monitoring system long-range control method and dress
Put.
Background technology
With the high speed development of Internet technology, the Internet has gradually incorporated the Working Life of people, becomes people's work
In life, an indispensable ground part, correspondingly, with regard to the safety issue of the Internet, is based especially on IP (Internet
Protocol, Internet protocol) attack, gradually paid close attention to by people.
At present, remote desktop, virtual desktop are a kind of relatively common protectiving schemes for IP attack.Which is mainly realized
Principle is：The server disposition of safeguard protection will be needed to carry out in safe Intranet, client is needed by accessing Virtual Service
The mode of device, the real server in ability access safety Intranet, causes so as to avoid client from directly accessing real server
Security risk.
But practice finds, in above-mentioned IP attack protectiving scheme, when in safe Intranet, server needs to send out video flowing
When giving client, in order to ensure the safety of server in safe Intranet, when virtual server receives video flowing, needs will be regarded
After frequency stream is decoded, then client after recompiling, is sent to, this process can introduce extra time delay, affects transmission of video
Efficiency.
The content of the invention
The present invention provides a kind of video monitoring system long-range control method and device, to ensure video monitoring intranet security
Property while, improve data transmission efficiency.
According to the first aspect of the invention, there is provided a kind of video monitoring system long-range control method, it is applied to Virtual Service
Device, the virtual server include the first network interface card and the second network interface card, and the virtual server is accessed by first network interface card and regarded
Frequency monitoring Intranet, and be connected with client by second network interface card, methods described includes：
When receiving from the video flowing of video monitoring Intranet, the source internet protocol IP address of the video flowing is replaced
The IP address of second network interface card is changed to, and the purpose IP address of the video flowing are replaced with the client for asking video flowing
IP address；Wherein, the purpose IP address of the video flowing from video monitoring Intranet are the IP address of first network interface card；
Client of the video stream after IP address is replaced to the request video flowing.
According to the second aspect of the invention, there is provided a kind of video monitoring system remote control, it is applied to Virtual Service
Device, the virtual server include the first network interface card and the second network interface card, and the virtual server is accessed by first network interface card and regarded
Frequency monitoring Intranet, and be connected with client by second network interface card, described device includes：
Receiving unit, for receiving the video flowing from video monitoring Intranet；
Replacement unit, for the source internet protocol IP address of the video flowing to be replaced with the IP ground of second network interface card
Location, and the purpose IP address of the video flowing are replaced with the IP address of the client of request video flowing；Wherein, it is described considering oneself as
The purpose IP address of the video flowing of frequency monitoring Intranet are the IP address of first network interface card；
Transmitting element, for the video stream after IP address is replaced to the request video flowing client.
Using technical scheme disclosed by the invention, by disposing the first network interface card and the second network interface card in virtual server, the
One network interface card connects video monitoring Intranet, and the second network interface card connects client, when receiving from the video flowing of video monitoring Intranet,
The IP address of the video flowing is replaced with into the IP address of the second network interface card, purpose IP address replace with the client of request video flowing
IP address, and the video stream after IP address is replaced is ensureing video monitoring Intranet peace to the client of request video flowing
On the premise of full property, video data transmission efficiency is improve.
Description of the drawings
Fig. 1 is that the embodiment of the present invention provides a kind of schematic flow sheet of video monitoring system long-range control method；
Fig. 2 is a kind of configuration diagram of concrete application scene provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation of video monitoring system remote control provided in an embodiment of the present invention；
Fig. 4 is the structural representation of another kind of video monitoring system remote control provided in an embodiment of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the embodiment of the present invention, below first to existing IP
The remotely control attacked in protectiving scheme realizes that principle is briefly described.
In prior art, a kind of GB28181 (national standard) agreement between video monitoring Intranet and virtual server, is based on
Or a kind of onvif (global open interface standard) agreement is interacted, is passed through between virtual server and outer net client
RDP (Remote Desktop Protocol, RDP) is interacted.The control signaling of video monitoring Intranet or number
Virtual server is sent to GB28181 protocol formats or onvif protocol formats according to stream, protocol format is carried out by virtual server
Conversion, is sent to client after being converted to RDP protocol formats；The control signaling or data flow of client is sent out with RDP protocol formats
Virtual server is given, protocol format conversion is carried out by virtual server, be converted to GB28181 protocol formats or onvif agreements
Video monitoring Intranet is transmitted to after form.
It can be seen that, in such scheme, either video monitoring Intranet is sent to the control signaling or data flow of outer net client,
Or, outer net client is sent to the control signaling or data flow of video monitoring Intranet, is required to carry out at virtual server
Protocol format is changed, and affects the interactive efficiency of video monitoring Intranet and outer net.
In order that the above-mentioned purpose of the embodiment of the present invention, feature and advantage can become apparent from it is understandable, below in conjunction with the accompanying drawings
Technical scheme in the embodiment of the present invention is described in further detail.
Fig. 1 is referred to, is that a kind of flow process of video monitoring system long-range control method provided in an embodiment of the present invention is illustrated
Figure, wherein, the data forwarding method can apply to virtual server, as shown in figure 1, the data forwarding method can include with
Lower step：
Step 101, when receiving from the video flowing of video monitoring Intranet, the source IP address of the video flowing is replaced with
The IP address of the second network interface card of virtual server, and the purpose IP address of the video flowing are replaced with the client of request video flowing
IP address.
In the embodiment of the present invention, in order to improve the safety of video monitoring Intranet, two on virtual server, can be disposed
Network interface card (referred to herein as the first network interface card and the second network interface card), virtual server access video monitoring Intranet by the first network interface card, and
The client that Intranet is monitored with non-video by the second network interface card is connected, so as to ensure that video monitoring Intranet is isolated with outer net.
If it should be noted that non-specified otherwise, client mentioned in this article refers both to the client that non-video monitors Intranet
End.
In the embodiment of the present invention, when virtual server receives the video request of client transmission, can supervise to video
Control Intranet asks correspondingly video flowing.Wherein, live stream can be asked to video monitoring front-end, and storage stream can be stored to video
Device request.
When video monitoring Intranet equipment (including video monitoring front-end or video monitoring front-end etc.) receives video request,
Video flowing can be sent to virtual server, wherein, the purpose IP address of the video flowing are the first network interface card of virtual server
IP address.
When virtual server is received from the video flowing of video monitoring Intranet, virtual server can be by the video flowing
Source IP address replace with the IP address of the second network interface card, and the purpose IP address of video flowing are replaced with the client of request video flowing
The IP address at end.
Step 102, IP address is replaced after video stream to request video flowing client.
In the embodiment of the present invention, source IP address and purpose IP of the virtual server to the video flowing from video monitoring Intranet
After address carries out above-mentioned replacing it, client of the video stream after can directly replace IP address to request video flowing.
It can be seen that, in the method flow shown in Fig. 1, by disposing the first network interface card and the second net in virtual server respectively
Card, virtual server access video monitoring Intranet by the first network interface card, and are connected with client by the second network interface card, so as to, when
Virtual server receive from the video flowing of video monitoring Intranet when, the source IP address of the video flowing is replaced with into the second network interface card
IP address, and by the purpose IP address of video flowing by the IP address of the first network interface card replace with request video flowing client IP
Address, and the video stream after IP address is replaced video flowing to request client, with prior art in be based on long-range table
The scheme that surface technology is realized is compared, and in technical scheme provided in an embodiment of the present invention, virtual server is received in video monitoring
During the video flowing of net, it is only necessary to carry out IP address replacement to video flowing, without carrying out complex protocol format conversion,
While ensureing video monitoring intranet security, video flowing efficiency of transmission is improve.
Further, as a kind of optional embodiment, in embodiments of the present invention, in order to further improve safety
Property, when virtual server is received from the video flowing of video monitoring Intranet, can also carry out following operation：
The source port number of video flowing is replaced with set in advance corresponding with the IP address of the client of request video flowing
First end slogan, and the destination slogan of the video flowing is replaced with into the IP ground with the client of request video flowing set in advance
The corresponding second port number in location.
Correspondingly, in this embodiment, it is above-mentioned IP address is replaced after video stream to request video flowing visitor
Family end, including：
Client of the video stream after IP address and port numbers are replaced to request video flowing.
In this embodiment, in order to further isolate video monitoring Intranet with outer net, improve video monitoring Intranet
Safety, virtual server receive from the video flowing of video monitoring Intranet when, except can according to the method described above in flow process
Description IP address replacement is carried out to video flowing outside, can also to the port numbers of video flowing be also carried out replace.
For example, (User Datagram Protocol, the UDP) association with Data Transport Protocol as UDP
As a example by view, when virtual server is received from the video flowing of video Intranet, virtual server can be by the source of the video flowing
Port numbers (being assumed to be 20000) replace with first port corresponding with the IP address of the client of request video flowing set in advance
Number (being assumed to be 20002), and the destination slogan (being assumed to be 30000) of the video flowing is replaced with set in advance regard with request
Frequency stream client the corresponding second port number of IP address (being assumed to be 30002), will the video flowing source port number by
20000 replace with 20002；Destination slogan replaces with 30002 by 30000.
Further, in embodiments of the present invention, as video monitoring Intranet and outer net are in isolation, client is led to
Cross the equipment without normal direction video monitoring Intranet and send message, and in field of video monitoring, client may be present to video
The cradle head control demand of front monitoring front-end, therefore, in order to realize cradle head control of the client to video monitoring front-end, work as client wants
Will be to video monitoring front-end when carrying out cradle head control, client can by virtual server send cradle head control message,
Video monitoring front-end is transmitted to after IP address replacement being carried out by virtual server to the cradle head control message.
Correspondingly, in embodiments of the present invention, when virtual server receives the cradle head control message of client transmission,
The source IP address of cradle head control message is replaced with into the IP address of the first network interface card, and the purpose IP address of cradle head control message are replaced
The IP address of video monitoring front-end is changed to, and the cradle head control message after IP address is replaced is sent to video monitoring front-end.
Specifically, in embodiments of the present invention, when client wants will carry out cradle head control to video monitoring front-end, client
End can send cradle head control message to virtual server, and the source IP address of the cradle head control message is the IP ground of the client
Location, IP address of the purpose IP address for the second network interface card of virtual server, when virtual server receives the cradle head control message
When, the source IP address of the cradle head control message can replace with virtual server the IP address of the first network interface card, and by head control
The purpose IP address of message processed replace with the IP address of video monitoring front-end, and the cradle head control message after address is replaced sends
To video monitoring front-end, to realize the cradle head control of video monitoring front-end.
Further, in the embodiment of the present invention, in order to realize client to the same of the cradle head control of video monitoring front-end
When, it is to avoid attack of other messages of client to video monitoring Intranet, virtual server are receiving the report of client transmission
Wen Shi, it is desirable to be able to recognize whether the message is cradle head control message, so that for cradle head control message, carried out IP ground
Location is transmitted to video monitoring front-end after replacing；For non-cradle head control message, isolation processing is carried out, such as directly abandon etc..
Correspondingly, in embodiments of the present invention, can preset (herein for identifying the mark of cradle head control message
Mark is preset referred to as), when client wants will carry out cradle head control to video monitoring front-end, client can be in cradle head control report
The default mark is carried in text；When virtual server receives the message of client transmission, it is also possible to according in the message whether
Carry the default mark and determine whether the message is control message.
Used as a kind of optional embodiment, in embodiments of the present invention, above-mentioned default mark can be default port numbers；
Correspondingly, when virtual server receives the message of client transmission, and the destination slogan of the message is upper
When stating default port numbers, determine that the message is cradle head control message.
It should be appreciated that indicating that whether message is that the implementation of cradle head control message is only above by default mark
In the embodiment of the present invention, virtual server recognizes a kind of specific example of cradle head control message, and is not to present invention protection model
The restriction enclosed.
Additionally, in embodiments of the present invention, above-mentioned default mark is also not necessarily limited to default port numbers, or other marks
Know, a kind of new field such as made an appointment, which implements the embodiment of the present invention and does not repeat.
In order that those skilled in the art more fully understand technical scheme provided in an embodiment of the present invention, with reference to concrete
Application scenarios are described to technical scheme provided in an embodiment of the present invention.
Fig. 2 is referred to, is a kind of configuration diagram of concrete application scene provided in an embodiment of the present invention, as shown in Fig. 2
In the application scenarios, the first network interface card (hereinafter referred to network interface card 1) is deployed with virtual server and the second network interface card is (hereinafter referred to as
For network interface card 2), wherein, the IP address of network interface card 1 is 10.0.0.2, and positioned at video monitoring Intranet, safe class has high demands, with outer net
Isolation；The IP address of network interface card 2 is 61.0.0.1, monitors Intranet positioned at non-video, and safe class requires low；On the Internet
Client (IP address is 61.0.0.100) is remotely logged on the network interface card 1 of virtual server；Virtual server is stepped on using network interface card 2
Record.
Based on application scenarios shown in Fig. 2, data forwarding scheme provided in an embodiment of the present invention is realized as follows：
Embodiment one
Photographic head (IP address is 10.0.0.5) sends video flowing on virtual server, the purpose IP address of the video flowing
For IP address 10.0.0.2 of virtual server network interface card 2, source IP address be 10.0.0.5 (be abbreviated as 10.0.0.5 →
10.0.0.2)。
When virtual server receives the video flowing, decoding process is not done, by the source IP address of video flowing by 10.0.0.5
61.0.0.1 is replaced with, purpose IP address replace with 61.0.0.100, and the video after forwarding IP address to replace by 10.0.0.2
Stream.That is the video flowing of original 10.0.0.5 → 10.0.0.2 becomes the video flowing for turning to 61.0.0.1 → 61.0.0.100.
What deserves to be explained is, the source IP address of video flowing and the replacement of purpose IP address is now merely related to, what which carried
Data do not make any changes.
After client receives video flowing, directly decode.
Embodiment two
Photographic head (IP address is 10.0.0.5) sends video flowing on virtual server, it is assumed that Data Transport Protocol is
Udp protocol, source video stream port numbers are 20000, and source IP address is 10.0.0.5, and the purpose IP address of video flowing are Microsoft Loopback Adapter
2 IP address 10.0.0.2, destination slogan (are abbreviated as 10.0.0.5 for 30000:20000→10.0.0.2:30000).
When virtual server receives the video flowing, do not carry out decoding process, by the source IP address of video flowing by
10.0.0.5 61.0.0.1 is replaced with, source port number replaces with 20002 by 20000, and purpose IP address are replaced with by 10.0.0.2
61.0.0.100, destination slogan replaces with 30003 by 30000, i.e. original 10.0.0.5：20000→10.0.0.2：30000
Video flowing change turns to 61.0.0.1：20002→61.0.0.100：30003 video flowing.
Based on above transitional information, virtual server can set up following forward table：
Embodiment three
When client needs to carry out cradle head control to video camera, client sends cradle head control message, cloud to virtual machine
It is 61.0.0.100 that platform controls the source IP address of message, and purpose IP address are 61.0.0.1, and purpose UDP port number is 66666 (false
If the message that advance predetermined purpose UDP port number is 66666 is cradle head control message).
The purpose UDP port number of the message when virtual server receives the message, is obtained, the purpose of the message is found
UDP port number is 66666, determines the message for cradle head control message, and then, virtual server by the source IP address of the message by
61.0.0.100 10.0.0.2 is replaced with, purpose IP address replace with 10.0.0.5 by 61.0.0.1, and after IP address is replaced
Cradle head control message be transmitted to photographic head, so as to, on the premise of ensureing that video monitoring intranet security is isolated, client control
The control signaling of camera pan-tilt can smoothly reach video camera, and reached with this carries out the purpose of cradle head control to video camera.
By above description as can be seen that in technical scheme provided in an embodiment of the present invention, by virtual server
Middle deployment the first network interface card and the second network interface card, the first network interface card connection video monitoring Intranet, the second network interface card connection client, when receiving
From the video flowing of video monitoring Intranet when, the IP address of the video flowing is replaced with into the IP address of the second network interface card, purpose IP ground
Location replaces with the IP address of the client of request video flowing, and the video stream after IP address is replaced to request video flowing
Client, on the premise of video monitoring intranet security is ensured, improves video data transmission efficiency.
Fig. 3 is referred to, is a kind of structural representation of video monitoring system remote control provided in an embodiment of the present invention
Figure, wherein, the apparatus for forwarding message can apply to the virtual server in said method embodiment, as shown in figure 3, the data
Retransmission unit can include：
Receiving unit 310, for receiving the video flowing from video monitoring Intranet；
Replacement unit 320, for replacing with second network interface card by the source internet protocol IP address of the video flowing
IP address, and the purpose IP address of the video flowing are replaced with the IP address of the client of request video flowing；Wherein, it is described next
Purpose IP address from the video flowing of video monitoring Intranet are the IP address of first network interface card；
Transmitting element 330, for the video stream after IP address is replaced to the request video flowing client.
In an alternative embodiment, the replacement unit 320, can be also used for replacing with the source port number of the video flowing
The corresponding first end slogan of IP address with the client of the request video flowing set in advance, and by the mesh of the video flowing
Port numbers replace with the corresponding second port number of IP address with the client of the request video flowing set in advance；
The transmitting element 330, can be somebody's turn to do specifically for the video stream after IP address and port numbers replacement is given
The client of request video flowing.
In an alternative embodiment, the receiving unit 310, can be also used for receiving the cradle head control report that client sends
Text；
The replacement unit 320, can be also used for for the source IP address of the cradle head control message replacing with described first
The IP address of network interface card, and the purpose IP address of the cradle head control message are replaced with the IP address of video monitoring front-end；
The transmitting element 330, the cradle head control message after can be also used for replacing IP address are sent to video monitoring
Front end.
Please also refer to Fig. 4, it is the knot of another kind of video monitoring system remote control provided in an embodiment of the present invention
Structure schematic diagram, as shown in figure 4, on the basis of video monitoring system remote control shown in Fig. 3, video monitoring shown in Fig. 4
System remote control device can also include：
Determining unit 340, for receiving the message of client transmission when the receiving unit 310, and takes in the message
During with default mark, determine that the message is cradle head control message；Wherein, the default mark carries the mark for instruction
Message be cradle head control message.
In an alternative embodiment, described presetting is designated default port numbers；
Correspondingly, the determining unit 340, can be specifically for receiving client transmission when the receiving unit 310
Message, and the destination slogan of the message be the default port numbers when, determine the message be cradle head control message.
In said apparatus, the function of unit and effect realizes that process specifically refers to correspondence step in said method
Process is realized, be will not be described here.
For device embodiment, as which corresponds essentially to embodiment of the method, so related part is referring to method reality
Apply the part explanation of example.Device embodiment described above is only schematic, wherein described as separating component
The unit of explanation can be or may not be physically separate, as the part that unit shows can be or can also
It is not physical location, you can local to be located at one, or can also be distributed on multiple NEs.Can be according to reality
Need to select some or all of module therein to realize the purpose of the present invention program.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
As seen from the above-described embodiment, by disposing the first network interface card and the second network interface card in virtual server, the first network interface card connects
Video monitoring Intranet is connect, the second network interface card connection client, when receiving from the video flowing of video monitoring Intranet, by the video
The IP address of stream replaces with the IP address of the second network interface card, and purpose IP address replace with the IP address of the client of request video flowing,
And the video stream after IP address is replaced is to the client of request video flowing, before video monitoring intranet security is ensured
Put, improve video data transmission efficiency.
Those skilled in the art will readily occur to its of the present invention after considering description and putting into practice invention disclosed herein
Its embodiment.The application is intended to any modification of the present invention, purposes or adaptations, these modifications, purposes or
Person's adaptations follow the general principle of the present invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.Description and embodiments are considered only as exemplary, and true scope and spirit of the invention are by following
Claim is pointed out.
It should be appreciated that the precision architecture for being described above and being shown in the drawings is the invention is not limited in, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is limited only by appended claim.
Claims (10)
1. a kind of video monitoring system long-range control method, is applied to virtual server, it is characterised in that the virtual server
Including the first network interface card and the second network interface card, the virtual server accesses video monitoring Intranet by first network interface card, and passes through
Second network interface card is connected with client, and methods described includes：
When receiving from the video flowing of video monitoring Intranet, the source internet protocol IP address of the video flowing is replaced with
The IP address of second network interface card, and the purpose IP address of the video flowing are replaced with the IP ground of the client of request video flowing
Location；Wherein, the purpose IP address of the video flowing from video monitoring Intranet are the IP address of first network interface card；
Client of the video stream after IP address is replaced to the request video flowing.
2. method according to claim 1, it is characterised in that when receiving from the video flowing of video monitoring Intranet,
Methods described also includes：
The source port number of the video flowing is replaced with into the IP address pair with the client of the request video flowing set in advance
The first end slogan answered, and the destination slogan of the video flowing is replaced with into the visitor with the request video flowing set in advance
The corresponding second port number of IP address at family end；
It is described IP address is replaced after video stream to the request video flowing client, including：
Client of the video stream after IP address and port numbers are replaced to the request video flowing.
3. method according to claim 1, it is characterised in that methods described also includes：
When the cradle head control message of client transmission is received, the source IP address of the cradle head control message is replaced with described
The IP address of the first network interface card, and the purpose IP address of the cradle head control message are replaced with the IP address of video monitoring front-end；
Cradle head control message after IP address is replaced is sent to video monitoring front-end.
4. method according to claim 3, it is characterised in that methods described also includes：
When the message for receiving client transmission, and when carrying default mark in the message, determine that the message is head control
Message processed；Wherein, the default message for carrying the mark for instruction that identifies is cradle head control message.
5. method according to claim 4, it is characterised in that described default to be designated default port numbers；
It is described to work as the message for receiving client transmission, and when carrying default mark in the message, determine that the message is cloud
Platform controls message, including：
When receive client transmission message, and the destination slogan of the message be the default port numbers when, it is determined that described
Message is cradle head control message.
6. a kind of video monitoring system remote control, is applied to virtual server, it is characterised in that the virtual server
Including the first network interface card and the second network interface card, the virtual server accesses video monitoring Intranet by first network interface card, and passes through
Second network interface card is connected with client, and described device includes：
Receiving unit, for receiving the video flowing from video monitoring Intranet；
Replacement unit, for the source internet protocol IP address of the video flowing to be replaced with the IP address of second network interface card,
And the purpose IP address of the video flowing are replaced with the IP address of the client of request video flowing；Wherein, it is described from video
The purpose IP address of the video flowing of monitoring Intranet are the IP address of first network interface card；
Transmitting element, for the video stream after IP address is replaced to the request video flowing client.
7. device according to claim 6, it is characterised in that
The replacement unit, is additionally operable to replace with the source port number of the video flowing set in advance with the request video flowing
Client the corresponding first end slogan of IP address, and by the destination slogan of the video flowing replace with it is set in advance with
The corresponding second port number of IP address of the client of the request video flowing；
The transmitting element, specifically for IP address and port numbers are replaced after video stream to the request video flowing
Client.
8. device according to claim 6, it is characterised in that
The receiving unit, is additionally operable to receive the cradle head control message that client sends；
The replacement unit, is additionally operable to the source IP address of the cradle head control message is replaced with the IP ground of first network interface card
Location, and the purpose IP address of the cradle head control message are replaced with the IP address of video monitoring front-end；
The transmitting element, the cradle head control message after being additionally operable to replace IP address are sent to video monitoring front-end.
9. device according to claim 8, it is characterised in that described device also includes：
Determining unit, for receiving the message of client transmission when the receiving unit, and carries pre- bidding in the message
During knowledge, determine that the message is cradle head control message；Wherein, the default message for carrying the mark for instruction that identifies is cloud
Platform controls message.
10. device according to claim 9, it is characterised in that described default to be designated default port numbers；
The determining unit, specifically for receiving the message of client transmission, and the purpose of the message when the receiving unit
When port numbers are the default port numbers, determine that the message is cradle head control message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086079.XA CN106534794A (en) | 2016-11-30 | 2016-11-30 | Video monitoring system remote control method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611086079.XA CN106534794A (en) | 2016-11-30 | 2016-11-30 | Video monitoring system remote control method and device |
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| CN106534794A true CN106534794A (en) | 2017-03-22 |
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| CN201611086079.XA Withdrawn CN106534794A (en) | 2016-11-30 | 2016-11-30 | Video monitoring system remote control method and device |
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| CN (1) | CN106534794A (en) |
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| CN106982355A (en) * | 2017-04-06 | 2017-07-25 | 浙江宇视科技有限公司 | The video monitoring system and anti-leak server of a kind of anti-image leakage |
| CN107027045A (en) * | 2017-04-11 | 2017-08-08 | 广州华多网络科技有限公司 | Pushing video streaming control method, device and video flowing instructor in broadcasting end |
| CN107959824A (en) * | 2017-10-31 | 2018-04-24 | 深信服科技股份有限公司 | A kind of monitor video processing method, physical server and storage medium |
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| CN107027045A (en) * | 2017-04-11 | 2017-08-08 | 广州华多网络科技有限公司 | Pushing video streaming control method, device and video flowing instructor in broadcasting end |
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