34 results about "IP exchange" patented technology

In a radio access network, novel systems and methods reduce processing delay, and improve integration with IP networks, by separating user data from connection management and control data at a Node B or at a base station. The user data are routed to an IP (Internet Protocol) switch, whereas the connection management and control data are routed to a centralized radio network controller (RNC). Pursuant to a second embodiment of the invention, a centralized RNC provides improved radio resource management (RRM) functionality by handing all connection management and control data for a plurality of Node B's, thereby simplifying the switching of user data throughout the radio access network. Pursuant to a third embodiment of the invention, a smart IP switch is equipped to switch user data without core network (CN) involvement. Downlink user data are switched independently of uplink user data.

An Internet Protocol (IP) multimedia subsystem for use in a telecommunication network. The IP multimedia subsystem comprises: 1) an IP switch for receiving Common Open Policy Service (COPS) protocol messages from an external IP network; and 2) a plurality of call application nodes capable of executing a plurality of Policy Decision Function (PDF) application groups. The IP switch distributes the COPS messages to the plurality of call application nodes according to a load-sharing algorithm.

A method for measuring a quality of an IP network of a member of a trading exchange includes finding a penultimate hop corresponding to each IP network IP network prefix in a set of IP network IP network prefixes of a member, determining a quality score for the each IP network IP network prefix based on tests performed at the penultimate hop, and creating a matrix for the member including the determined quality for the each IP network IP network prefix. The quality is used to facilitate matching the offers of the buyers and sellers.

The invention provides a method for accessing a mobile core network by utilizing a fixed network (comprising a WLAN access network and a broadband IP exchange network) to obtain business service, comprising the following steps: a soft terminal obtains a user identity and authentication information; the soft terminal sends a registering request message I to a core network access gateway through a fixed network access layer and the IP exchange network, and the registering request message I carries the user identity and the authentication information; the core network access gateway sends a registering request message II to the mobile core network, and the registering request message II carries the user identity and the authentication information; the mobile core network echoes an authentication request message II containing authentication parameters II to the core network access gateway; and the core network access gateway echoes an authentication request message I containing authentication parameters to the soft terminal through the fixed access layer and the IP exchange network. By using a mobile user identification card (including an SIM card, a UIM card and a USIM card and the like) through a universal interface, the invention can realize businesses of mobile network voice, short message, data and the like simultaneously in a fixed broadband IP network, and has great advantage compared with other schemes which only realize business of the voice or the data singly.

The invention discloses a method and a device for transmitting time division multiplexing service through an IP exchange network. The method comprises bearing TDM signals by using an IP pack, packaging the TDM signals into an IP net charge in a TDMoIP frame format, and transmitting to a packet switching network; and receiving the TDMoIP frame from the packet switching network, and carrying out corresponding service after extracting the TDM signals from the TDMoIP frame. The device comprises a TDMoIP frame organizing module, a transmitting module, a forwarding table searching module, a MAC / GMAC device, a receiving module, and a TDMoIP frame decomposing module, and may also comprises a TDM small switching module, a multiplexing module and a demultiplexing module. The invention achieves TDM signal package by using the IP pack so as to achieve more convenient and fast network capacity expansion, and the time gap interleaving multiplexing technique can improve the length of net charges of the TDMoIP frame so as to reduce the cost of pack-front catchword, MAC head and IP head of the Ethernet accordingly and improve the utilization rate of the network bandwidth.

The embodiment of the invention discloses a session management method based on a new generation satellite communication system, a system thereof and an apparatus thereof. The session management method based on the new generation satellite communication system comprises the following steps: satellites exchange processing load decisions and a control unit obtains calling party information, called party information and business information; a processing mode for a satellite on-board load is determined; if a calling party and a called party belong to different communication networks, the satellite on-board processing mode is determined to be transparent forwarding; if the calling party and the called party belong to a same communication network, and the calling part requests a voice service, the satellite on-board processing mode is determined to be satellite on-board subcarrier exchange; and if the calling party and the called party belong to the same communication network, and the calling party requests data business, the satellite on-board processing mode is determined to be satellite on-board IP exchange, and satellite on-board load processing mode instruction information is emitted to a satellite. Through the utilization of the technical scheme above, fusion with a ground EPS network is convenient, and a time delay in communication is reduced. In addition, the utilization of satellite on-board resources is improved.

The invention discloses a core storage exchange platform system for mass storage system which comprises exchange frame, bridge and a plurality of FC wire-card and iSCSI wire-card, The FC wire-card and iSCSI wire-card are connected through bridge and exchange frame; wherein, the exchange frame is for storage partition and storage exchange, the bridge is for realizing exchanging frame and stream managing of protocol bridge between the FC wire-card and the iSCSI wire-card. The invention can realize storage exchanges between FC and FC, FC and iSCSI, iSCSI and merge FC-SAN and IP-SAN with high efficiency, improve the exchange performance of SAN and realize the function of VSAN. The inventive core storage exchange platform can connect with present disk array, iSCSI, magnetic tape and other storage device, and IP exchange, FC exchange storage devices to construct a large-scale network storage system of great performance and easy extension.

A network transmitting IP data package directly on the physical media communicates from point to point in duplex operation mode without media visit control function, simplifies the frame packaging and its processing course for increasing the efficiency of transmission an reducing the relay of transmission, uses IP exchange device as a centre for connecting all IP terminal equipment on its interface and in the network IP address of IP terminal equipment will be IP address connected at the interface of IP exchange device without disposing any network parameter on itself as IP address of IP exchange device interface corresponding to each IP address of IP terminal equipment for quarding against address embrzzlement and increasing the network security.

An optical Internet Protocol switching method and system are disclosed for switching data packets entirely in the optical domain. The method of the present invention includes the steps of receiving a plurality of data packets at an optical switch and extracting the header information for each data packet for processing at a control unit. The data packets can be demultiplexed at a plurality of demultiplexers and each data packet assigned a different internal wavelength. The method of the present invention can route each data packet to one or more delay buffers based on a current output status. The data packets can be combined into a single output from the delay buffers and broadcast to a plurality of outputs channels. The method of the present invention can select one or more data packets to output through at least one of the output channels and can convert the assigned internal wavelengths of the selected data packets to their original wavelength using a tunable wavelength converter. The selected data packets can be multiplexed together for transmission on an output Wave Division Multiplexing ('WDM') fiber.

Enhanced interoperability (e.g., connectivity, communication, processing, routing, billing, etc.) capabilities are provided through an IP eXchange (IPX) facility that among other things may offer a simple, consolidated, etc. interface mechanism and which may leverage various pools of data to expeditiously process and route a quanta of data (including conventional SMS, MMS, etc. messaging; VoIP and other audio / video data streams; SIP-addressed artifacts; signaling data; voice call data; application data; etc.).

The invention belongs to the field of data exchange, and discloses a file exchange method and system based on a gatekeeper, and the method comprises the steps: deploying exchange nodes at two sides ofthe gatekeeper, and achieving the file exchange between an internal network and an external network through the regular scanning of a specified directory and the sending and receiving of files at thetwo sides of the gatekeeper. According to the invention, through connection with a sending node and a receiving node, TCP cross-gatekeeper data transmission is realized; data exchange based on TCP enables that file exchange on the two sides of an internal network and an external network cannot feel existence of the gatekeeper, data exchange is achieved transparently, and integrity and timing sequence in the file transmission process are guaranteed; the application system does not need to consider the existence of the gatekeeper, data can be transmitted through the TCP only by making a way with the sending node and the receiving node, and a possibility is provided for external services of the application system.

The invention discloses a call center system. It concludes central platform subsystem and one or multi-client-terminal subsystem which carries out data transmission on the virtual special network built up on internet. The central platform contains a computer telephone integrated module, an IP exchanging module and primary virtual network module. And client's subsystem has a client data-base, VOIP telephone module and second virtual special-use network module, and VOIP telephone module and the computer telephone integrated module transfer data through IP exchange module.

The invention relates to a DTMF (dual-tone multifrequency) sound transferring method, which comprises the following steps: confirming a forward RTP (real-time protocol) grouping from a media gateway as a DTMF frame through a BSS (base station subsystem) after creating a voice calling, and then processing the DTMF frame so as to obtain a corresponding in-band DTMF signaling frame and send the in-band DTMF signaling frame to an MS (memory system). The invention also provides a DTMF sound transferring device, which comprises a BSS, wherein the BSS comprises a detection unit, a processing unit and a sending unit; the detecting unit is used for detecting the forward RTP grouping from the media gateway as the DTMF frame after creating the voice calling; and the processing unit is used for processing the DTMF frame so as to obtain the corresponding in-band DTMF signaling frame and send the in-band DTMF signaling frame to the MS through the sending unit. Under the transferring mode of IP exchange technique, the BSS digitally processes the DTMF in the forward RTP grouping from the media gateway into the in-band DTMF signaling frame and sends to the MS in the manner of in-band DTMF signaling frame, so as to successfully send the DTMF digital A-D in the forward RTP grouping from the media gateway to the MS, overcome the defects of the prior art that the DTMF digital A-D (analog-digital) can not be sent to the MS, and efficiently realize various services related to DTMF.

When a trouble is developed in an IP exchange (TM) 2 or a circuit (network) 5, a backup exchange 6 (backup TM) is switched over from a waiting system to an operating system, and all IP terminals Eqi inside lodgments A, B, . . . N also log out from the IP exchange (TM) 2, and transmit the IP addresses to the backup exchanges 6 (backup TM) inside own lodgment, respectively, and log in there with a result that the extension telephone calls inside own lodgment is made possible by a control of the backup exchange 6 (backup TM), and therefore, even when a fault occurs in the IP exchange or the circuit, the IP terminals inside the lodgment are backed up and the actuations of the IP terminals are continuously operated, and for example, the extension phone calls inside the lodgment can be realized.

Present invention relates to IP exchange based transmitting ATM service method and device. It contains identifying transparent transmission required ATM service in IP access equipment; to make ether net protocol based package processing to said ATM service and transmitting, thereby ensuring ATM service information integrality. The present invention directly bears ATM uplink interface or ATM service application user interface ATM cell on ether net, after through IP switching system, separating ether net package at outflow point or ATM service equipment entry, directly recovering as ATM cell, convenient realizing down hung ATM and ATM uplink interface application without understanding cell inner bearing format.

The invention discloses an admission control system supporting strategy space dynamic expansion and a control method thereof. The invention mainly solves the problems that the existing admission control method can not emerge along new user service, and the security reliability of dynamic expansion strategy space is poor when network state changes. The system comprises a user service information extraction module, a network information extraction module, a strategy repertoire and an admission control module. The control method comprises the following steps: extracting flow information and network operational state information from the information flow and the network; extracting the attribute value of strategy space from the information; generating attribute vector of the strategy space andthe structure of the strategy space; comparing the attribute vector of the strategy space and the structure of the strategy space, checking whether the attribute vector and the structure of the strategy space are consistent or not; if so, matching strategy output results, if the strategy is simultaneously updated, the new strategy is stored in the strategy repertoire; if not, changing the attribute value or changing strategy attribute and dynamical expansion strategy space, and repeating the step. The invention can be used in military telecommunication nets and IP exchange nets.

The invention discloses a spatial information network management and control method, which comprises the following steps: performing network initialization, including dividing a control plane and a data plane; configuring a control surface; the control plane sensing a service demand; the control panel pre-judging the network load condition; when the pre-judgment result is that the network load isbalanced, the network completing a data transmission task by adopting the traditional IP exchange, and then releasing data plane resources; and when the pre-judgment result is that the local overloadoccurs, the control plane generating a routing table entry based on a network control protocol of an SDN (Software Defined Network) technology, configuring a data plane according to the routing tableentry, the data plane executing a service, and the data plane releasing data plane resources after the service is executed.

The present invention provides a technique suitable for the case where three or more IP exchanges are multiplexed each other. Priorities are respectively given to a plurality of IP exchanges 1. Each IP exchange 1 autonomously changes its operating mode such that the IP exchange having the highest priority among operating IP exchange 1 operates in a operation system and the other IP exchange 1 operates in a standby system. Further, an IP terminal 2 logins to the IP exchange 1 having the highest priority among the operating IP exchange 1, and receives the IP telephone service from the IP exchange 1.

When a trouble is developed in an IP exchange (TM) 2 or a circuit (network) 5, a backup exchange 6 (backup TM) is switched over from a waiting system to an operating system, and all IP terminals Eqi inside lodgments A, B, . . . N also log out from the IP exchange (TM) 2, and transmit the IP addresses to the backup exchanges 6 (backup TM) inside own lodgment, respectively, and log in there with a result that the extension telephone calls inside own lodgment is made possible by a control of the backup exchange 6 (backup TM), and therefore, even when a fault occurs in the IP exchange or the circuit, the IP terminals inside the lodgment are backed up and the actuations of the IP terminals are continuously operated, and for example, the extension phone calls inside the lodgment can be realized.

The invention discloses a switchboard service system taking mobile phones as extension sets. The system is realized by adding an IMS (IP Multimedia Subsystem) core network and a mobile phone extension set client on the basis of the existing switchboard service system and mobile phone network structure system. The IMS core network uniformly controls requests of a client and feeds back demands to an NGN / IP exchange network; the mobile phone extension set client comprises a logging module, a dialing module, a call answering module and a switchboard address book checking module. Moreover, the invention also discloses a realization method of the switchboard service system taking the mobile phones as the extension sets. Through the system and the method of the invention, the problem that the switchboard system is limited by the regional distribution of the fixed-line telephones is solved; a high flexibility and low cost enterprise switchboard system is provided to an enterprise; and the employees of the enterprise can access the enterprise switchboard system anywhere and anytime.

An on-board IP exchange label of a multimedia satellite communication system and a method for distributing the same. The on-board IP exchange label is composed of an entry label field, an exit label field and a label check field. The method for distributing labels for on-board IP switching includes a forwarding equivalence class differentiation stage, a forwarding label information table generation stage, and a label distribution stage. The invention can adapt to the improvement of the capacity of the multi-beam GEO broadband multimedia satellite communication system and the increase of the number of users, and can reduce the occupancy rate of the space communication resources by the control information in the multi-beam GEO broadband multimedia satellite communication.

An aerospace commerce exchange system may include a network, a plurality of clients operably coupled to the network, and an aerospace commerce exchange platform operably coupled to the network to provide exchange services to exchange members via respective ones of the clients. The aerospace commerce exchange platform may include an IP asset library configured to store information regarding IP assets provided by the exchange members, and a search module configured to enable searching relative to the IP assets by the exchange members. The search module may be configured to facilitate contact between a searcher and a provider relative to a particular asset stored in the IP asset library and found by the searcher using the search module.

The invention discloses a method and a device for transmitting time division multiplexing service through an IP exchange network. The method comprises bearing TDM signals by using an IP pack, packaging the TDM signals into an IP net charge in a TDMoIP frame format, and transmitting to a packet switching network; and receiving the TDMoIP frame from the packet switching network, and carrying out corresponding service after extracting the TDM signals from the TDMoIP frame. The device comprises a TDMoIP frame organizing module, a transmitting module, a forwarding table searching module, a MAC / GMAC device, a receiving module, and a TDMoIP frame decomposing module, and may also comprises a TDM small switching module, a multiplexing module and a demultiplexing module. The invention achieves TDM signal package by using the IP pack so as to achieve more convenient and fast network capacity expansion, and the time gap interleaving multiplexing technique can improve the length of net charges of the TDMoIP frame so as to reduce the cost of pack-front catchword, MAC head and IP head of the Ethernet accordingly and improve the utilization rate of the network bandwidth.

The invention discloses a broadband satellite communication system and a communication method based on satellite-borne IP exchange, including a broadband communication satellite with a satellite-borne IP exchange function, a system network management and control center, a gateway station and a satellite terminal; The broadband communication satellite with IP switching function performs IP switching on the star; the system network management control center cooperates with the gateway station and the satellite terminal to realize the maintenance and distribution of routing switching information based on the satellite-borne IP switching broadband satellite communication system; the satellite terminal According to the switching label information assigned by the system network management and control center, the gateway station will package and unpack the received service data packets to realize the sending and receiving of services. The system performs IP exchange on the satellite without implementing complex routing algorithms. The system construction and expansion are simple and flexible. While improving the utilization efficiency of satellite system link resources, it has good realizability. Simultaneously, the invention also discloses a communication method of the star-borne IP switching broadband satellite communication system.

The embodiment of the invention provides a method for RAID1 data writing, a CPU system and storage equipment. The RAID1 writing performance can be improved. The method comprises the steps that whether pre-stored IO data need to be written in N storage media or not is determined, wherein N>=2, and N is an integer; if the fact that the pre-stored IO data need to be written in the N storage media is determined, IP multicast request messages are constructed; the IP multicast request messages are sent to the N storage media through an IP exchange network, and IO data are written in the storage media through the N storage media according to the IP multicast request messages respectively. The method for RAID1 data writing, the CPU system and the storage equipment are suitable for the technical field of storage.

Enhanced interoperability (e.g., connectivity, communication, processing, routing, billing, etc.) capabilities are provided through an IP eXchange (IPX) facility that among other things may offer a simple, consolidated, etc. interface mechanism and which may leverage various pools of data to expeditiously process and route a quanta of data (including conventional SMS, MMS, etc. messaging; VoIP and other audio / video data streams; SIP-addressed artifacts; signaling data; voice call data; application data; etc.).

The invention discloses a core storage exchange platform system for mass storage system which comprises exchange frame, bridge and a plurality of FC wire-card and iSCSI wire-card, The FC wire-card and iSCSI wire-card are connected through bridge and exchange frame; wherein, the exchange frame is for storage partition and storage exchange, the bridge is for realizing exchanging frame and stream managing of protocol bridge between the FC wire-card and the iSCSI wire-card. The invention can realize storage exchanges between FC and FC, FC and iSCSI, iSCSI and merge FC-SAN and IP-SAN with high efficiency, improve the exchange performance of SAN and realize the function of VSAN. The inventive core storage exchange platform can connect with present disk array, iSCSI, magnetic tape and other storage device, and IP exchange, FC exchange storage devices to construct a large-scale network storage system of great performance and easy extension.