CN109257368A - A kind of conversational communication method for building up based on embedded device - Google Patents
A kind of conversational communication method for building up based on embedded device Download PDFInfo
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- CN109257368A CN109257368A CN201811224156.2A CN201811224156A CN109257368A CN 109257368 A CN109257368 A CN 109257368A CN 201811224156 A CN201811224156 A CN 201811224156A CN 109257368 A CN109257368 A CN 109257368A
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- Prior art keywords
- request
- proxy server
- server
- terminal
- registration request
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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
- H04L65/1066—Session management
- H04L65/1069—Session establishment or de-establishment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
-
- 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
- H04L65/10—Architectures or entities
- H04L65/1045—Proxies, e.g. for session initiation protocol [SIP]
-
- 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
- H04L65/1066—Session management
- H04L65/1073—Registration or de-registration
-
- 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
- H04L65/1066—Session management
- H04L65/1101—Session protocols
- H04L65/1104—Session initiation protocol [SIP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Telephonic Communication Services (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
SIP comes across middle 1990s, until the publication of RFC 3261 indicates that the basis of SIP is established.The present invention is based on SIP to propose a kind of conversational communication method for building up based on embedded device, the conversational communication method that the present invention designs can register embedded device to more easily server, it solves the problems, such as that original embedded device is not open, protocol interaction is unstable, a small amount of new information can be increased in the message in the case where not influencing connection.In communications protocol, after terminal device Receiving Agent service request, if proxy server have be not Request-URI parsing server, it is then manually one outbound proxy of terminal equipment configuration, an agency is known by automatic configuration protocol if the outbound proxy of manual configuration cannot achieve, the IP address and port independently of the sip server of Request-URI or by Request-URI mark for transmitting the request to manual configuration, can make it quickly and server selection.
Description
Technical field
The invention belongs to the communications field, especially a kind of conversational communication method for building up based on embedded device.
Background technique
Embedded digital video recorder (DVR) (hard disk video recorder) is that one kind can connect its video of the analog acquisitions such as analog video camera, ball machine letter
Number carry out local output echo and Video coding is locally stored, network real-time video is propagated embedded type network video equipment.
Embedded NVR is that one kind can connect and control network IPC (web camera) front end, and the video data that IPC is transmitted carries out
It is locally stored and forwarded, and decodes and show IPC real time video signals collected on the output interface of NVR equipment
Equipment.
SIP comes across middle 1990s, until the publication of RFC 3261 indicates that the basis of SIP is true
It is vertical.From that time, several RFC supplement versions have been issued, the content in the fields such as safety and authentication has been enriched.For example,
RFC 3262 dictates the reliability of Temporary Response.RFC 3263 establishes the locating rule of sip proxy server.RFC
3264 provide proposal/answer model, and RFC 3265 has determined specific event notice.
Summary of the invention
The present invention proposes a kind of conversational communication method for building up based on embedded device, comprising steps of
Step 1: terminal for the first time call try when, terminal agent as proxy server send REGISTER registration request, if
Proxy server knows user information not in the database by certification, just to terminal agent loopback 401Unauthorized matter
Information is ask after being encrypted according to safety certification token, to use again after terminal agent prompt user inputs its mark and password
REGISTER message report is to proxy server, and proxy server decrypts the user information in REGISTER message, by recognizing
Results demonstrate,prove its it is legal after, which is registered in database, and to terminal agent return success response message 200OK,
Wherein terminal device receive request after, if proxy server have be not Request-URI parsing server,
Manually it is one outbound proxy of terminal equipment configuration, a generation is known by automatic configuration protocol if configuration cannot achieve
Reason；If what terminal device received is the URI response that do not support, the URI mould that proxy server does not support Request-URI to use
Formula, then terminal device uses SIPS URI instead；If Request-URI nonrecognition UAS will receive the address of request, to refuse
This request, returning response；The UA of its recording address is bound for specific contact address using REGISTER method, is searched
The request that Request-URI and contact address match establishes and updates session request and Contact head file.
Step 2: caller is requested to called sending INVITE.The effect of INVITE request is to initiate and establish calling, is invited
The called calling that caller is added and establishes, no response issues request again, wherein carrying out INVITE conversation description using SDP format；
Step 3: after proxy server has been passed through by authenticate-acknowledge user authentication, checking the Via header field in request message
In whether included its address.If having included, mistake returns to the response of instruction mistake；If there is no problem, proxy server exists
The Via header field of request message is inserted into Self address, and the transmission of callee side indicated by the domain To Invite message Invite is asked
It asks；
Step 4: proxy server sends the response message in call treatment: 100Trying to Calling Side；
Step 5: being called lateral proxy server and send response message in call treatment: 100Trying；
Step 6: callee side indicates called subscriber's ring, sends information to proxy server after user's ring；
Step 7: proxy server forwards called subscriber's ringing information to Calling Side；
Step 8: called subscriber's off-hook, terminal agent B return to the response 200OK for indicating successful connection to proxy server；
Step 9: proxy server forwards this successfully to indicate 200OK to Calling Side；
Step 10: after Calling Side receives information, being confirmed to proxy server hair ACK information；
Step 11: ACK confirmation message is transmitted to callee side by proxy server；
Step 12: establishing communication connection between calling and called user, start to converse；
Step 13: terminal sends register message to proxy server and nullifies, when expire field is 0 in head, generation
Reason server sends 200OK response back to upon receipt, and user's relevant information in database is nullified.
Compared with prior art, the beneficial effects of the present invention are:
1. the conversational communication method that the present invention designs register embedded device to more easily server, solve
The problem that original embedded device is not open, protocol interaction is unstable, can be in the case where not influencing connection in message
It is middle to increase a small amount of new information.
2. after terminal device Receiving Agent service request, if proxy server have be not Request-URI parsing clothes
Business device is then one outbound proxy of terminal equipment configuration, by certainly if the outbound proxy of manual configuration cannot achieve manually
Dynamic configuration protocol knows an agency, transmit the request to manual configuration independently of Request-URI sip server or
IP address and port by Request-URI mark, can make it quickly and server selection.
Detailed description of the invention
Fig. 1 is Session Initiation Protocol flow diagram；
Fig. 2 is the session establishing method flow diagram based on embedded device.
Specific embodiment
A kind of method managed and terminate the sessions such as the voice and video in network is proposed in the embodiment of the present invention, is passed through
This method can also allow for for the session between one or more participants that generate, modify and terminate using user agent
To find participant and it allowed to establish a sharable conversation description.Facilitate the sessions participant of registration.
As depicted in figs. 1 and 2, the method for conversational communication foundation includes:
Step 1: terminal for the first time call try when, terminal agent as proxy server send REGISTER registration request, if
Proxy server knows user information not in the database by certification, just to terminal agent loopback 401Unauthorized matter
Information is ask after being encrypted according to safety certification token, to use again after terminal agent prompt user inputs its mark and password
REGISTER message report is to proxy server, and proxy server decrypts the user information in REGISTER message, by recognizing
Results demonstrate,prove its it is legal after, which is registered in database, and to terminal agent return success response message 200OK,
Wherein terminal device receive request after, if proxy server have be not Request-URI parsing server,
Manually it is one outbound proxy of terminal equipment configuration, a generation is known by automatic configuration protocol if configuration cannot achieve
Reason；If what terminal device received is the URI response that do not support, the URI mould that proxy server does not support Request-URI to use
Formula, then terminal device uses SIPS URI instead；If Request-URI nonrecognition UAS will receive the address of request, to refuse
This request, returning response；The UA of its recording address is bound for specific contact address using REGISTER method, is searched
The request that Request-URI and contact address match establishes and updates session request and Contact head file.
Step 2: caller is requested to called sending INVITE.The effect of INVITE request is to initiate and establish calling, is invited
The called calling that caller is added and establishes, no response issues request again, wherein carrying out INVITE conversation description using SDP format；
Step 3: after proxy server has been passed through by authenticate-acknowledge user authentication, checking the Via header field in request message
In whether included its address.If having included, mistake returns to the response of instruction mistake；If there is no problem, proxy server exists
The Via header field of request message is inserted into Self address, and the transmission of callee side indicated by the domain To Invite message Invite is asked
It asks；
Step 4: proxy server sends the response message in call treatment: 100Trying to Calling Side；
Step 5: being called lateral proxy server and send response message in call treatment: 100Trying；
Step 6: callee side indicates called subscriber's ring, sends information to proxy server after user's ring；
Step 7: proxy server forwards called subscriber's ringing information to Calling Side；
Step 8: called subscriber's off-hook, terminal agent B return to the response 200OK for indicating successful connection to proxy server；
Step 9: proxy server forwards this successfully to indicate 200OK to Calling Side；
Step 10: after Calling Side receives information, being confirmed to proxy server hair ACK information；
Step 11: ACK confirmation message is transmitted to callee side by proxy server；
Step 12: establishing communication connection between calling and called user, start to converse；
Step 13: terminal sends register message to proxy server and nullifies, when expire field is 0 in head, generation
Reason server sends 200OK response back to upon receipt, and user's relevant information in database is nullified.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection scope within.
Claims (2)
1. a kind of conversational communication method for building up based on embedded device, which is characterized in that wherein the step of include,
S1: terminal device for the first time call try when, terminal agent sends registration request to proxy server, if proxy server is logical
It crosses certification and knows user information not in the database, just to terminal agent loopback challenge information, terminal agent prompts user's input
It is identified with after password, after being encrypted according to safety certification token, is reported again by registration request to proxy server, generation
It manages server to decrypt the user information in registration request, after its is legal by authentication verification, which is registered in number
Success response message is returned according in library, and to terminal agent；
S2: after terminal device receives the request of proxy server, if proxy server is not the service of Request-URI parsing
Device is then one outbound proxy of terminal equipment configuration manually；
S3: being that terminal device binds a unique outer logo using SIP name mapping and redirection function；
When S4:UAC initiates registration request without band authentication information to the end UAS, UAS returns unauthorized to the registration request that UAC is issued
Information, UAC preserve the UAS verification information sent, and when next heartbeat, UAC, which initiates the registration that band authenticates to UAS again, to be asked
It asks.
2. a kind of conversational communication method for building up based on embedded device as described in claim 1, which is characterized in that terminal agent
When sending registration request to proxy server, registration request adds between one or more contact addresses while recording address
Add new connection, by authenticating the contact address of other contact persons, so that terminal device is registered to specific recording address.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811224156.2A CN109257368A (en) | 2018-10-19 | 2018-10-19 | A kind of conversational communication method for building up based on embedded device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811224156.2A CN109257368A (en) | 2018-10-19 | 2018-10-19 | A kind of conversational communication method for building up based on embedded device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109257368A true CN109257368A (en) | 2019-01-22 |
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ID=65045475
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811224156.2A Pending CN109257368A (en) | 2018-10-19 | 2018-10-19 | A kind of conversational communication method for building up based on embedded device |
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| CN (1) | CN109257368A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111756726A (en) * | 2020-06-23 | 2020-10-09 | 上海缔安科技股份有限公司 | SIP security authentication method supporting State cipher algorithm |
| CN111901150A (en) * | 2020-06-30 | 2020-11-06 | 上海欣方智能系统有限公司 | ELK storage-based historical signaling analysis and query method |
| CN113783713A (en) * | 2020-08-04 | 2021-12-10 | 北京沃东天骏信息技术有限公司 | Method, device and system for configuring proxy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111756726A (en) * | 2020-06-23 | 2020-10-09 | 上海缔安科技股份有限公司 | SIP security authentication method supporting State cipher algorithm |
| CN111901150A (en) * | 2020-06-30 | 2020-11-06 | 上海欣方智能系统有限公司 | ELK storage-based historical signaling analysis and query method |
| CN113783713A (en) * | 2020-08-04 | 2021-12-10 | 北京沃东天骏信息技术有限公司 | Method, device and system for configuring proxy |
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Application publication date: 20190122 |
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