65 results about "Out-of-band data" patented technology

A method for determining the suitability of a copper line, used for transmitting voice band signals and having one or more user devices coupled thereto for transmitting signals on the copper line, for use in transmitting data signals out-of-band with the voice band signals is provided. The method includes applying a test signal at one point in the copper line. The test signal has a known relationship to a particular out-of-band data transmission scheme. A response of the copper line to the test signal is monitored, as influenced by the one or more user devices. The monitoring takes place at about the point where the test signal was applied. The suitability of the copper line for data transmission using the particular out-of-band data transmission scheme is determined based on the monitored response of the copper line. A method for determining the suitability of a communication line for transmitting data using an out-of-band data transmission protocol is provided. The communication line has a plurality of user devices attached thereto, and the method includes providing a test signal on the communication line having a known relationship to the out-of-band data transmission protocol; monitoring a response of the communication line to the test signal as influenced by the user devices; determining the suitability of the communication line for use in transmitting data signals using the particular out-of-band data transmission protocol based on the response; disconnecting at least one of the user devices from the communication line; and repeating the providing, monitoring, and determining steps to determine if the at least one user device disconnected from the communication line is an interfering device.

Out-of-band data communication of diagnostic and/or configuration data is performed using transceivers in a data or communication network. A light beam or other carrier is modulated with high-speed data and out-of-band diagnostic and/or configuration data to create a double modulated data signal. A physical layer signal is created that includes modulations of the double modulated signal. The physical layer signal is transmitted onto a physical link. The diagnostic and/or configuration data can be transmitted in the out-of-band signal without substantially reducing or otherwise interfering with the transmission rate of the high-speed data.

A transport layer connection is established between a first system and a second system. The establishment of the transport layer connection includes identifying a remote direct memory access (RDMA) connection between the first system and the second system. After establishing to transport layer connection, the first and second systems exchange data using the RDMA connection identified in establishing the transport layer connection.

The present invention relates to a method and a device for filtering a novel custom Ethernet out-band data packet. The key of the method and the device is that a filter module is additionally arranged between the out-band management interface of the Ethernet switcher and the CPU to extract the keyword of the data packet, to filter the content of the relative data packet, and to operate the discarding or the flow control operation. The method and the device can provide one to seven layers of filtering to the Ethernet out- band data packet, to pre filters the layer 2 or layer 3 or layer 4 data packets used to be processed by the CPU, and the present invention can pre process the special protocol data packets such as an Ethernet broadcast packet, a multicast packet, other Ethernet management protocols, the IP and a high-level IP protocol data packet, an ICMP and an ARP, etc., therefore, the processing efficiency of the CPU is improved, and the overload operation caused by the protocol data packets flooding is avoided, thereby the reliability of the complete Ethernet switcher system is improved.

Embodiments of the present invention address deficiencies of the art in respect to out-of-band management of system fault handling and provide a novel and non-obvious method, system and computer program product for recovering diagnostic data after out-of-band data capture failure. In an embodiment of the invention, a method for recovering diagnostic data after out-of-band data capture failure can include detecting an uncorrectable error in a coupled CPU. Thereafter, the coupled CPU can be placed in a quiesced state and the CPU can be warm reset. Error data can be retrieved from the CPU registers for the CPU and the CPU can be rebooted. Finally, the quiesced state of the CPU can be removed.

The invention provides an acquisition device based on an FPGA (Field Programmable Gate Array) for monitoring information of a high-end multi-channel server, and relates to out-of-band data acquisition of a server monitoring system in the field of computers. According to the invention, the FPGA, of which the interior is embedded into a soft core NIOS is used as a control chip, and server out-of-band data information is provided for BMCs (Baseboard Management Controllers) through an I2C interface; multiple I2C interfaces are embedded in the data acquisition interface which is used for monitoring management, of the FPGA and the data acquisition interface is connected with an out-of-band IC (Integrated Circuit) interface, and the data acquisition interface is further used as data link switch for communicating with multiple BMCs. According to the invention, flexibility of link communication among ICs is realized, the flexibility and reliability of the whole system development are provided, the real-time performance and the reliability of monitoring information acquisition are improved, and meanwhile, the integration level of the system is enhanced.

The invention provides a data transmission method oriented to a distributed file system. The method comprises the following steps: 1. acquiring metadata information of a document to be accessed currently by a client, wherein the metadata information comprises a document size; 2.selecting an access mode of the document to be accessed currently according to whether a document size threshold value is exceeded, wherein the access mode is selected from an in-band data access mode and an out-band data access mode; and 3. acquiring document data from a file metadata service layer or a storage facility layer according to a selected access mode request. The invention also provides a corresponding data transmission device oriented to the distributed file system. Compared with the prior art, invention has the advantages that the distributed system can select a data access mode which is suitable for the accessed document in a self-adaptive mode according to an application access load, and simultaneously, performance requirements of large documents and small documents can be satisfied; and the switching of the data access mode is transparent to an application program, and any modification for the user application program is not required.

A computer-implemented method and system to enable out of band tracking for digital distribution are disclosed. The method and system include storing an ancillary data block related to a unit of digital data to be distributed, the ancillary data block being stored separately from the unit of digital data to be distributed, obtaining out of band data associated with the unit of digital data to be distributed, injecting into the out of band data information indicative of the ancillary data block to produce modified out of band data, and delivering the unit of digital data to be distributed with the modified out of band data.

The invention discloses a flash memory controller for a solid-state hard-disk and belongs to the technical field of micro-electronics. The structure of the controller comprises a static random access memory (SRAM) controller, a data buffer zone, a register controller, a configuration and state register, a sub-channel controller, an error correcting code (ECC) hardware correction logic, an inspection module, an out-of-band data processing module and a NAND flash memory interface, wherein the SRAM controller is connected with and controls the data buffer zone; the SRAM controller is connected with the ECC hardware correction logic; the ECC hardware correction logic is connected with the NAND flash memory interface; the register connector is connected with and controls the configuration and state register; the configuration and state register is connected with the sub-channel controller; the configuration and state register is connected with the NAND flash memory interface; and the inspection module is connected with the out-of-band data processing module which is connected with the NAND flash memory interface. The flash memory controller has error correction capability and can support different manufacturers.

The invention discloses a method for transmitting the using state information of a buffer of a data message. The method is implemented on an interface board side and comprises the following steps of: coding a state value which is output by the buffer of the data message; constructing a serial flow control message format, wherein the serial flow control message format comprises a clock synchronization domain, a check information domain and a state domain which corresponds to each physical interface; detecting the using state, which corresponds to each physical interface, of the buffer to obtain all coded state values of the using state of the buffer; filling the coded state values into the state domains of the corresponding physical interfaces; filling clock synchronization information into the clock synchronization domain, and filling check information into the check information domain to form i serial flow control messages; and when a clock cycle signal is effective and a clock synchronization signal is effective, synchronously transmitting the i serial flow control messages to a processing plate through i pieces of out-of-band data. The invention discloses methods and devices for transmitting and receiving the using state information of the buffer of the data message. By the invention, the transfer efficiency of message flow control information can be improved, message time delay is reduced, and the capacity of the buffer is reduced.

A computer-implemented method for inserting an out-of-band signaling packet into a real-time protocol (RTP) stream is provided. The method includes receiving the out-of-band signaling packet intended for transmission to a user device and forming a synthesized packet based on payload information from the out-of-band signaling packet and header information stored in a data structure describing the RTP stream. The method also includes inserting the synthesized packet into the RTP stream. The method further includes receiving an RTP packet intended for transmission to the user device via the RTP stream, analyzing an insertion sequence number and an insertion flag maintained in the data structure, and discarding or forwarding the RTP packet via the RTP stream based on the analyzing.

The invention discloses a networking method and device for a data communication network. The method comprises the steps that at least one sub-network node is selected as a sub-network gateway network element from an access sub-ring formed by hanging connection of two convergence nodes; an Ethernet port of a main control panel of the sub-network gateway network element is connected with an Ethernet port of a business veneer of the sub-network gateway network element; an Ethernet port of a business veneer of the convergence nodes is connected with an interchanger having access to a data communication network. Due to the adoption of the technical scheme, because the at least one sub-network node is selected as the sub-network gateway network element from the access sub-ring formed by the hanging connection of the two convergence nodes, the processing pressure of a gateway network element of a convergence layer is scattered to gateway network elements of different access sub-rings, the number of processed network elements does not surpass the limitation of equipment, and even through the number of network expansion elements increases continuously, the defects that the processing capability of the gateway network elements is weak can also be effectively overcome.

A cable broadcast receiving apparatus and composing method thereof are provided where a cable broadcast receiver receives a cable broadcast signal, a POD cable card processes out-of-band data received from the cable broadcast receiver, an INB processor processes in-band data received from the cable broadcast receiver, and a controller composes a channel map by comparing channel information included in the out-of-band data with channel information included in the in-band data. Accordingly, the cable broadcast receiving apparatus and the controlling method thereof are capable of composing a correct channel map based on OOB data as well as INB data. Additionally, time can be saved in composing the channel map by reducing the channel search using OOB data within a certain time.

The method includes steps: CNU device obtains data needed to send to CLT device down going devices; CNU device adds the data to Report frame and sends the data to CLT device. The method also includes steps: CLT device obtains data needed to send to CNU device from up layer of network; CLT device adds the data to Gate frame, and sends the data to CNU device. The invention also discloses CNU device and CLT device in use for data transmission in coaxial Ethernet. In the method, service data and control information carries by Report frame and Gate frame interacted between CNU device and CLT device so as to take full advantage of outband data existed in Report frame and Gate frame possibly. The invention raises efficiency for transferring data in coaxial Ethernet as well as saves bandwidth.