CN103139171B - Media exchanging network system - Google Patents
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Abstract
The invention provides a media exchanging network system. The media exchanging network system comprises a user configuration manager, a media exchanging center, and a media exchanging network element, wherein the user configuration manager is used for storing information of corresponding relationship among a user identity and a user name and an Internet Protocol (IP) address and information of an online state corresponding to the user name, the medial exchanging center is used for receiving a message, sending a request and sending back a media exchanging network element address to a sender terminal after a sender terminal user identity passes authentication so that the message from the sender terminal can be sent to the media exchanging network element, and the media exchanging network element is used for receiving the message and sending a message arriving report to the media exchanging center. The media exchanging center obtains the IP address of a receiver terminal user and the online state of the receiver terminal user from the user configuration manager, sends a message-receiving notification message to a receiver terminal when the user is online, and sends a message-sending notification message to the media exchanging network element, so that the receiver terminal can receive the message from the media exchanging network element according to the message-receiving notification message.
Description
Technical field
The present invention relates to data transmission technology, particularly relate to a kind of exchange of media network system, belong to communication technical field.
Background technology
The integration of three networks refer to by telecommunications network, the Internet and cable television network three macroreticular be integrated into unified communication network.The integration of three networks can realize sharing of Internet resources, avoids overlapping construction, and forms the multimedia basics platform of wide adaptability, can provide multiple value increasing service by multimedia basics platform to user.Information series business applies value-added service very widely, and information series business has become between user and carried out information interaction and a kind of major way exchanged.Therefore, how to have become by the triple play technology information series business realized between Set Top Box and Set Top Box the emphasis developing triple play technology.
Interconnection protocol TV (Internet Protocol Television, IPTV) is the triple play technology of current main flow.Web TV network system based on IPTV technology comprises IPTV set top box, service provider service operation layer, information series business equipment and service management device four part.When realizing the information series business between Set Top Box and Set Top Box by this Web TV network system, transmit leg IPTV set top box uses session initiation protocol (session initiation protocol, hereinafter referred to as: SIP) message, URL(Uniform Resource Locator) (the Uniform ResourceLocator of the message content file of this transmit leg IPTV set top box will be pointed to, hereinafter referred to as: URL) send to information series business equipment, sending side terminal user ID (the identity that information series business device request service management device comprises sip message, hereinafter referred to as: ID) carry out authentication, sending side terminal user ID is wherein used for unique identification transmit leg IPTV set top box user, if sending side terminal user ID passes through authentication, information series business equipment sends HTML (Hypertext Markup Language) (Hyper Text Transport Protocol to transmit leg IPTV set top box, hereinafter referred to as: HTTP) obtain (GET) request, ask for message content to this transmit leg IPTV set top box, transmit leg IPTV set top box passes through http response (RESPOSE) to information series business equipment return messages content, information series business equipment is by the success of sip message prompting transmit leg IPTV set top box upload message, carry out authentication and presence inquiry to the receiving side terminal user ID that sip message comprises to recipient's IPTV set top box, receiving side terminal user ID is wherein used for unique identification recipient's IPTV set top box simultaneously, when recipient's IPTV set top box is online, the URL of refer message content file is sent to recipient's IPTV set top box by sip message by information series business equipment, recipient's IPTV set top box uses with transmit leg IPTV set top box to the identical mode of information series business equipment upload message, obtain message content from information series business equipment, information series business equipment is by the success of sip message prompting recipient IPTV set top box download message.
When utilizing the existing Web TV network system based on IPTV technology to realize information series business, because information series business equipment needs control and the carrying of being responsible for message simultaneously, the disposal ability pressure born is excessive, information series business equipment is just needed to have higher, stronger service behaviour, make the dilatation of Web TV network system performance, upgrading complexity, the high expensive needed, is unfavorable for that systematic function is expanded.
Summary of the invention
For above-mentioned defect, the invention provides a kind of exchange of media network system, to realize the exchange of media network being easy to behavior extension.
The invention provides a kind of exchange of media network system, comprising:
User's configuration manager, for storing the correspondence relationship information between user ID and user name, IP address, and the presence information that user name is corresponding;
Media exchange center, for receiving the message send request carrying sending side terminal user ID, in sending side terminal user ID by after authentication, return to exchange of media network element address to sending side terminal, to make described sending side terminal, described message is sent to described exchange of media network element;
Described exchange of media network element, for receiving described message from described sending side terminal, and sends the message arrival report carrying receiving side terminal user ID to described media exchange center;
Described media exchange center also arrives report for receiving described message, and respond described message arrival report, the IP address of described receiving side terminal user and the presence of described receiving side terminal user is obtained from described user's configuration manager according to described receiving side terminal user ID, and when described receiving side terminal user is online, IP address according to described receiving side terminal user sends the message reception notification message carrying message identifier and described exchange of media network element address to described receiving side terminal, and send a notification message to the message that described exchange of media network element transmission carries the IP address of described message identifier and described receiving side terminal user, described message is received according to described message reception notification message from described exchange of media network element to make receiving side terminal.
According to exchange of media network system of the present invention, the control of messaging service and carrying are separated, the control of messaging service is realized by media exchange center, the carrying to message content is realized by exchange of media network element, make the disposal ability pressure that bears needed for media exchange center and exchange of media network element less, and can expand separately media exchange center or exchange of media network element as required, systematic function be expanded more convenient, flexible.
Accompanying drawing explanation
Fig. 1 is the structural representation of first embodiment of the invention exchange of media network system.
Fig. 2 is the structural representation of second embodiment of the invention exchange of media network system.
Embodiment
Fig. 1 is the structural representation of first embodiment of the invention exchange of media network system.As shown in Figure 1, this exchange of media network system comprises:
User's configuration manager 11, for storing the correspondence relationship information between user ID and user name, IP address, and the presence information that user name is corresponding;
Media exchange center 12, for receiving the message send request carrying sending side terminal user ID, in sending side terminal user ID by after authentication, return to exchange of media network element address to sending side terminal, to make described sending side terminal, described message is sent to described exchange of media network element;
Described exchange of media network element 13, for receiving described message from described sending side terminal, and sends the message arrival report carrying receiving side terminal user ID to described media exchange center;
Described media exchange center 12 also arrives report for receiving described message, and respond described message arrival report, the IP address of described receiving side terminal user and the presence of described receiving side terminal user is obtained from described user's configuration manager according to described receiving side terminal user ID, and when described receiving side terminal user is online, IP address according to described receiving side terminal user sends the message reception notification message carrying message identifier and described exchange of media network element address to described receiving side terminal, and send a notification message to the message that described exchange of media network element 13 transmission carries the IP address of described message identifier and described receiving side terminal user, described message is received according to described message reception notification message from described exchange of media network element 13 to make receiving side terminal.
Wherein, message is such as text message or Multimedia Message.For Multimedia Message, the flow process that the exchange of media network system of above-described embodiment performs information series business is described below, comprises the following steps:
Step S1, sending side terminal sends the message send request carrying self identification to media exchange center 12;
Step S2, media exchange center 12 is after receiving message send request, authentication is carried out to the sending side terminal user ID of carrying in message send request, and after by authentication, the exchange of media network element 13 to sending side terminal user institute subordinate sends the upload notifications message of Multimedia Message;
Step S3, after exchange of media network element 13 receives the Multimedia Message of sending side terminal transmission, send Multimedia Message to media exchange center 12 and sending side terminal and arrive report, message arrives report and carries receiving side terminal user ID;
Step S4, after media exchange center 12 receives Multimedia Message arrival report, user name and the IP address of the receiving side terminal corresponding with receiving side terminal user ID is obtained from user's configuration manager 11, and according to the presence of user name inquire-receive side terminal use, and when receiving side terminal user is online, IP address according to described receiving side terminal user sends the message reception notification message carrying message identifier and exchange of media network element address to receiving side terminal, and send to exchange of media network element 13 message carrying the IP address of described message identifier and described receiving side terminal user and send a notification message,
Step S5, receiving side terminal receives the Multimedia Message corresponding with message identifier according to message identifier entrained in message reception notification message and exchange of media network element address from exchange of media network element 13.
According to the exchange of media network system of above-described embodiment, the control of messaging service and carrying can be separated, the control of messaging service is realized by media exchange center 12, the carrying to message content is realized by exchange of media network element 13, make media exchange center 12 less with the disposal ability pressure born needed for exchange of media network element 13, and can expand separately media exchange center or exchange of media network element as required, systematic function be expanded more convenient, flexible.
Fig. 2 is the structural representation of second embodiment of the invention exchange of media network system.As shown in Figure 2, further, in the exchange of media network system of above-described embodiment, also comprise:
Text message-Short Message Service Gateway 14, after receiving the note that forwarded by mobile network's short message service center, is converted into the text message format of exchange of media network system, and is sent to corresponding fixed network terminal via described media exchange center 12 by messaging format; After receiving the text message forwarded by described media exchange center 12, text message format is converted into the messaging format of mobile network, and is sent to corresponding mobile terminal via mobile network's short message service center.
Particularly, text message-Short Message Service Gateway 14 realizes the function subset at a standard short message center, and it provides and sends note to during exchange of media network system or from exchange of media network system transmission text message to providing necessary format conversion during mobile network from mobile network.More specifically, after receiving the note forwarded from mobile network's short message service center: the text message format its messaging format being converted to exchange of media network system, and send to media exchange center 12, relevant information element is mapped to the control information of exchange of media network system, not enough completion, what have more deletes; And after the delivery report returned the debit user receiving exchange of media network system and reading report, delivery report and reading report are converted to delivery report and the reading report form of mobile network, return to mobile network.After receiving the text message forwarded from media exchange center 12: the messaging format its text message format being converted to mobile network, and send to mobile network's short message service center, control information is mapped to the information element that mobile network's note is relevant, not enough does completion, and what have more deletes; And after the delivery report returned the debit user receiving mobile network and reading report, convert thereof into delivery report and the reading report form of exchange of media network system, to be back to transmit leg user.
According to the exchange of media network system of above-described embodiment, achieve the short message service between mobile terminal and fixed network terminal.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Multimedia message-MMS gateway 15, for receiving by after the multimedia message of mobile network's multimedia message service center transmit, respond the first transmission Indication message received from media exchange center 12, the MMS format of mobile network is converted into the MMS format of exchange of media network system, and is sent to corresponding fixed network terminal; After receiving the multimedia message of fixed network terminal transmission, respond the second transmission Indication message received from media exchange center 12, the MMS format of exchange of media network system is converted into the MMS format of mobile network, and is sent to corresponding mobile terminal via mobile network's multimedia message service center.
Particularly, this multimedia message-MMS gateway 15 realizes the function subset of a standard MMS center, and it provides and sends multimedia message to during exchange of media network system or from exchange of media network system transmission multimedia message to providing necessary format conversion during mobile network from mobile network.More specifically, after receiving the multimedia message from mobile network's multimedia message service center transmit: receive and send Indication message from first of media exchange center 12, respond this first transmission Indication message, its MMS format is converted to the MMS format of exchange of media network system, relevant information element is mapped to the control information of exchange of media network system, not enough completion, what have more deletes; And after the delivery report returned the debit user receiving exchange of media network system and reading report, delivery report and reading report are converted to delivery report and the reading report form of mobile network, return to mobile network.After receiving the multimedia message from fixed network terminal: receive and send Indication message from second of media exchange center 12, respond this second transmission Indication message, its MMS format is converted to the MMS format of mobile network, and send to mobile network's multimedia message service center, control information is mapped to the information element that mobile network's multimedia message is relevant, not enough does completion, and what have more deletes; And after the delivery report returned the debit user receiving mobile network and reading report, convert thereof into delivery report and the reading report form of exchange of media network system, to be back to transmit leg user.
According to the exchange of media network system of above-described embodiment, achieve the MMS between mobile terminal and fixed network terminal.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Multimedia message-Email (Email) gateway 16, for receive fixed network terminal send text message or multimedia message after, respond the 3rd transmission Indication message received from media exchange center 12, text message or MMS format are converted into electronic mail formats and are sent to corresponding email address.
Particularly, multimedia message-Email gateway 16 receives the multimedia message from fixed network terminal, and receives the 3rd transmission Indication message from media exchange center 12, such as, be the order of exchange of media control agent, call mail sending service.When debit user can not receive text message or multimedia message, such as, defer to multipurpose internet mail extensions (Multipurpose Internet Mail Extensions, MIME) standard, text message or multimedia message are converted to Email form.The mailbox capacity of registration when multimedia message-Email gateway 16 is opened an account according to user and single accessory capabilities determine the size of the rear mail of compression, compress mode can select loss quality (change resolution or reduction code check) or bundling compression, if user selects the mode of losing quality, then transmit leg document quality is pointed out to have loss.Multimedia message-Email gateway 16 uses Simple Mail Transfer protocol (Simple Mail Transfer Protocol, SMTP) to send mail, can set the time sending mail.
According to the exchange of media network system of above-described embodiment, achieve and text message or multimedia message are issued with mail he.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Multimedia message-WEB gateway 17, for receive fixed network terminal send multimedia message after, respond from media exchange center 12 receive the 4th send Indication message, MMS format is converted to the page based on text mark up language HTML, with by WEB to terminal demonstration MMS content.
Particularly, the MMS format based on XML is converted to the page based on HTML by multimedia message-WEB gateway 17, to support that user passes through web browsing multimedia message, and watches video content after download annex.In addition, multimedia message-WEB gateway 17 also provides buffer service.If user does not immediately download or does not download complete, then by reservation 48 hours because of a variety of causes; Support breakpoint transmission: user is not because a variety of causes is downloaded complete in downloading process, and user can select to continue to download in official hour.
According to the exchange of media network system of above-described embodiment, achieve and provide MMS with WEB form to debit user.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Gateway configuration manager 18, for the configuration interface based on WEB, completes the parameter configuration of the gateway to exchange of media network system.
Wherein, the gateway carrying out parameter configuration such as comprises text message-Short Message Service Gateway 14, multimedia message-MMS gateway 15, multimedia message-Email gateway 16 and multimedia message-WEB gateway 17.
According to the exchange of media network system of above-described embodiment, achieve the centralized management of gateway.
Further, in the exchange of media network system of above-described embodiment, media exchange center 12 also comprises:
Exchange of media module, for according to the destination Mobile Station International ISDN Number that receives, sends the multimedia notification message that carries transfer terminal list to object terminal corresponding to described destination Mobile Station International ISDN Number; Receive the push-notification-answer that described object terminal returns according to described multimedia notification message, if when described push-notification-answer is the push-notification-answer carrying forwarding number and the transfer signaling selected, then according to described transfer signaling, the transfer terminal that the forwarding number selected described in being sent to by described multimedia notification message is corresponding.
According to the exchange of media network system of above-described embodiment, by sending the multimedia notification message carrying transfer terminal list to object terminal, and receive the transfer multimedia push-notification-answer carrying forwarding number and the transfer signaling selected that this object terminal returns, to make media exchange center 12 according to transfer signaling, multimedia notification message is sent to the transfer terminal that the forwarding number selected is corresponding, thus achieve user message (comprising text message or multimedia message) can be transferred to user arrange any one transfer terminal on, and then improve convenience and the flexibility of user's use.
Further, in the exchange of media network system of above-described embodiment, described exchange of media network element 13 comprises:
Point-to-point (P2P) cache module, for being encrypted according to the medium content file of preset encryption policy to P2P mode, and respond download request and/or the playing request of the transmission of P2P node, according to preset data dispatch strategy, the medium content file of described P2P mode is distributed to corresponding P2P node;
Media delivery module, for realizing the forwarding of the medium content file of non-P2P mode;
Location resource allocation module, for carrying out management and supervision to local resource, and provides buffer memory for the medium content file of described P2P mode and the medium content file of described non-P2P mode;
Exchange of media network element configuration administration module, for carrying out parameter configuration to described media delivery module.
According to the exchange of media network system of above-described embodiment, while messaging service is provided, can also provide P2P business, and by being encrypted the medium content file of P2P mode, improve the fail safe of P2P business, overcome the defect of data clear text transmission in P2P business.
Further, in the exchange of media network system of above-described embodiment, described media exchange center 12 also comprises:
Scout service module, for the node listing request after the encryption that receiving terminal sends, node listing request after described encryption is that described terminal adopts the PKI of tracking server to be encrypted described node listing request to obtain, carry user ID and content identification in described node listing request; Private key according to described tracking server is decrypted the node listing request after described encryption, obtains described node listing request; Obtain the node listing that described content identification is corresponding, and be encrypted described node listing according to the PKI of user corresponding to described user ID, described node listing comprises the Download Info of media information corresponding to described content identification, such as partner node; Send the node listing after described encryption to described terminal, according to the private key of user corresponding to described user ID the node listing after described encryption to be decrypted for described terminal and to obtain described node listing.
Correspondingly, also comprise terminal 19, for for information series business, use ZIP agreement and HTML (Hypertext Markup Language) to realize transmission of messages, and utilize PKI and/or private key to carry out encryption and decryption process to message content; For P2P class business, use P2P mode to carry out file transfer, and utilize PKI and/or private key to carry out encryption and decryption process to file content.。
According to the exchange of media network system of above-described embodiment, ask in the process of the node listing of P2P business to media exchange center 12 in terminal, effectively can ensure the safety of the information transmitted between terminal and media exchange center 12, thus effectively improve the communications security between terminal and media exchange center 12.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Management and group device 20, for storing and upgrading group's information and group member information.
Particularly, management and group device 20 manages group's information and group user, makes terminal when carrying out the mass-sending of Multimedia Message, only need send mass-sending request to media exchange center, namely know group information by media exchange center from cluster server inquiry.
According to the exchange of media network system of above-described embodiment, achieve group service.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Application configuration manager 21, for carrying out application authorization authentication to access exchange network network systematic difference, and it is synchronous to complete application data.
Particularly, apply configuration manager 21 and comprise application authorization authentication, synchronous two submodules of application data.Wherein, application authorization authentication module, when applying first connection and entering exchange of media network system, sets up the binding relationship of application ID and application system certificate; When receiving the authentication request from media exchange center 12, obtaining application PKI according to application ID and returning to media exchange center 12 and verify application signature; When receiving the service authentication request from media exchange center 12, carry out authentication according to application ID.The synchronous submodule of application data is used for upgrading the Back ground Information of application, comprising: CP/SP title, application type, Application Certificate, and application ID (immutable) and application describe; In addition application permission is upgraded, comprising: the term of validity, state (open, suspend, closedown etc.), service authority, type of service, send capacity, send time limit and priority etc.
Further, in the exchange of media network system of above-described embodiment, also comprise:
CDR interface message processor (IMP) 22, for the cdr logging received from described media exchange center 12 is spliced into complete CDR, and is encrypted transmission to described CDR.
Particularly, the original CDR splicing of CDR interface message processor (IMP) 22 enclosed mass and text transfer protocol (FTP) serve two submodules.Wherein, original CDR splices submodule for receiving the cdr logging from exchange of media service, go forward side by side row format inspection and verification verification; For distinguishing the business of transmit leg CDR and recipient CDR, splicing belongs to transmit leg CDR and the recipient CDR of same service request, forms a complete CDR.FTP Attendant sub-module is used for externally providing FTP to serve, and supports that SSL (Secure Sockets Layer, SSL) or Transport Layer Security (Layer Security, TLS) mode are encrypted transmission.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Terminal resource manager 23, for storage terminal ability information, and the request of response terminal capability query provides corresponding terminal ability information.
Particularly, terminal resource manager 23 comprise terminal resource management and terminal capability inquire about two submodules.Wherein, terminal resource management submodule is for preserving the competence set of the terminal of all types of, different editions software systems, terminal capability comprises: the list of application of decoding capability, CPU, internal memory, hard disk, bandwidth, os release, software version and support, goes back the corresponding relation between synchronous terminal ID and ability.Terminal capability inquiry submodule is used for the request of response terminal capability query provides corresponding terminal ability information.
According to the exchange of media network system of above-described embodiment, achieve the centralized management to terminal capability.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Equipment identities manager 24, for the identity information of equipment in management of media exchanging network system.
Particularly, register the relevant information having the intrasystem all devices of exchange of media network in equipment identities manager 24, such as, comprise IP address of equipment, device certificate, equipment machine code etc.; The apparatus characteristic word that also can obtain according to certain algorithm; Also comprise the current state of equipment, such as, comprise online, off line or unreachable etc.The identification request coming from connected equipment when to there is annexation between response apparatus gone back by equipment identities manager 24, the equipment connected initiatively is initiated in checking and legitimacy; Set up the corresponding relation that IP address field and exchange of media are served; And according to the IP address assignment of user corresponding exchange of media network element address.
According to the exchange of media network system of above-described embodiment, achieve the centralized management of equipment in system.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Exchange of media controls configuration manager 25, for being configured the exchange of media relevant parameter of described media exchange center 12 and managing.
Further, in the exchange of media network system of above-described embodiment, also comprise:
Digital certificate module 26, for testing to the authenticity of user profile; Generate digital certificate and public private key pair, and issue described digital certificate and public private key pair by HTML (Hypertext Markup Language) (Hyper Text TransferProtocol over Secure Socket Layer, the HTTPS) mode based on security socket layer to user.
Particularly, digital certificate module 26 allows user to submit user profile and certificate request request to by HTTP mode, test also to the authenticity of submitted to user profile, also respond generation is issued in certificate request request to user digital certificate and public private key pair by HTTPS mode.
According to the exchange of media network system of above-described embodiment, further increase the fail safe of system.
In addition, the media exchange center 12 in the exchange of media network system of above-described embodiment also can be carried out alternately with more existing function systems, to realize corresponding function, such as, by having carried out billing function alternately with existing charge system.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (11)
1. an exchange of media network system, is characterized in that, comprising:
User's configuration manager, for storing the correspondence relationship information between user ID and user name, IP address, and the presence information that user name is corresponding;
Media exchange center, for receiving the message send request carrying sending side terminal user ID, in sending side terminal user ID by after authentication, return to exchange of media network element address to sending side terminal, to make described sending side terminal, message is sent to described exchange of media network element;
Described exchange of media network element, for receiving described message from described sending side terminal, and sends the message arrival report carrying receiving side terminal user ID to described media exchange center;
Described media exchange center also arrives report for receiving described message, and respond described message arrival report, the IP address of described receiving side terminal user and the presence of described receiving side terminal user is obtained from described user's configuration manager according to described receiving side terminal user ID, and when described receiving side terminal user is online, IP address according to described receiving side terminal user sends the message reception notification message carrying message identifier and described exchange of media network element address to described receiving side terminal, and send a notification message to the message that described exchange of media network element transmission carries the IP address of described message identifier and described receiving side terminal user, described message is received according to described message reception notification message from described exchange of media network element to make receiving side terminal.
2. exchange of media network system according to claim 1, is characterized in that, also comprise:
Text message-Short Message Service Gateway, after receiving the note that forwarded by mobile network's short message service center, is converted into the text message format of exchange of media network system, and is sent to corresponding fixed network terminal via described media exchange center by messaging format; After receiving the text message forwarded by described media exchange center, text message format is converted into the messaging format of mobile network, and is sent to corresponding mobile terminal via mobile network's short message service center.
3. exchange of media network system according to claim 1, is characterized in that, also comprise:
Multimedia message-MMS gateway, for receiving by after the multimedia message of mobile network's multimedia message service center transmit, respond the first transmission Indication message received from media exchange center, the MMS format of mobile network is converted into the MMS format of exchange of media network system, and is sent to corresponding fixed network terminal; After receiving the multimedia message of fixed network terminal transmission, respond the second transmission Indication message received from described media exchange center, the MMS format of exchange of media network system is converted into the MMS format of mobile network, and is sent to corresponding mobile terminal via mobile network's multimedia message service center.
4. exchange of media network system according to claim 1, is characterized in that, also comprise:
Multimedia message-E-mail gateway, for receive fixed network terminal send text message or multimedia message after, respond the 3rd transmission Indication message received from media exchange center, text message or MMS format are converted into electronic mail formats and are sent to corresponding email address.
5. exchange of media network system according to claim 1, is characterized in that, also comprise:
Multimedia message-WEB gateway, for receive fixed network terminal send multimedia message after, respond from media exchange center receive the 4th send Indication message, MMS format is converted to the page based on text mark up language HTML, with by WEB to terminal demonstration MMS content.
6., according to described exchange of media network system arbitrary in claim 2-5, it is characterized in that, also comprise:
Gateway configuration manager, for the configuration interface based on WEB, completes the parameter configuration of the gateway to exchange of media network system.
7., according to described exchange of media network system arbitrary in claim 1-5, it is characterized in that, described media exchange center also comprises:
Exchange of media module, for according to the destination Mobile Station International ISDN Number that receives, sends the multimedia notification message that carries transfer terminal list to object terminal corresponding to described destination Mobile Station International ISDN Number; Receive the push-notification-answer that described object terminal returns according to described multimedia notification message, if when described push-notification-answer is the push-notification-answer carrying forwarding number and the transfer signaling selected, then according to described transfer signaling, the transfer terminal that the forwarding number selected described in being sent to by described multimedia notification message is corresponding.
8., according to described exchange of media network system arbitrary in claim 1-5, it is characterized in that, described exchange of media network element comprises:
Point-to-point P2P cache module, for being encrypted according to the medium content file of preset encryption policy to P2P mode, and respond download request and/or the playing request of the transmission of P2P node, according to preset data dispatch strategy, the medium content file of described P2P mode is distributed to corresponding P2P node;
Media delivery module, for realizing the forwarding of the medium content file of non-P2P mode;
Location resource allocation module, for carrying out management and supervision to local resource, and provides buffer memory for the medium content file of described P2P mode and the medium content file of described non-P2P mode;
Exchange of media network element configuration administration module, for carrying out parameter configuration to described media delivery module.
9. exchange of media network system according to claim 8, it is characterized in that, it is characterized in that, described media exchange center also comprises:
Scout service module, for the node listing request after the encryption that receiving terminal sends, node listing request after described encryption is that described terminal adopts the PKI of tracking server to be encrypted described node listing request to obtain, carry user ID and content identification in described node listing request; Private key according to described tracking server is decrypted the node listing request after described encryption, obtains described node listing request; Obtain the node listing that described content identification is corresponding, and be encrypted described node listing according to the PKI of user corresponding to described user ID, described node listing comprises the download address of media information corresponding to described content identification; Send the node listing after described encryption to described terminal, according to the private key of user corresponding to described user ID the node listing after described encryption to be decrypted for described terminal and to obtain described node listing.
10. exchange of media network system according to claim 8, is characterized in that, also comprise:
Terminal, for for information series business, uses SIP SIP and HTML (Hypertext Markup Language) to realize transmission of messages, and utilizes PKI and/or private key to carry out encryption and decryption process to message content; For P2P class business, use P2P mode to carry out file transfer, and utilize PKI and/or private key to carry out encryption and decryption process to file content.
11., according to described exchange of media network system arbitrary in claim 1-5, is characterized in that, also comprise:
Management and group device, for storing and upgrading group's information and group member information;
Application configuration manager, for carrying out application authorization authentication to access exchange network network systematic difference, and it is synchronous to complete application data;
Call detail record CDR interface message processor (IMP), for the cdr logging received from described media exchange center is spliced into complete CDR, and is encrypted transmission to described CDR;
Terminal resource manager, for storage terminal ability information, and the request of response terminal capability query provides corresponding terminal ability information;
Equipment identities manager, for the identity information of equipment in management of media exchanging network system;
Exchange of media controls configuration manager, for being configured the exchange of media relevant parameter of described media exchange center and managing;
Digital certificate module, for testing to the authenticity of user profile and filing; Generate digital certificate and public private key pair, and issue described digital certificate and public private key pair by the supertext transmission protocol mode HTTPS based on security socket layer to user.
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