35results about How to "Reduce business downtime" patented technology

The invention relates to a full-fiber protector and relative method, used in Ethernet inactive optical network (EPON). Wherein, said system comprises light terminal, two splitters and several optical network units (ONU); each ONU via two inactive optical network ports (PON) is connected to two splitters; each splitter is connected to two light terminal ports of said light terminal; the full-fiber protector is plugged between two inactive light optical network ports and the user network port of ONU, to send the data received by two inactive light network ports selectively to relative user network port. The invention uses STP/RSTP/MSTP to switch the backup of dual-PON port, and exchanges chip to separate the user network port and inactive optical network port, to improve the light path reliability of ONU in EPON system with low cost.

The invention discloses a mass data migration method and device. The method comprises the following steps of establishing a migration configuration table; determining the data migrating type according to whether mass data change in a preset time period; according to the data migrating type, correcting the migration configuration table; migrating the mass data according to the migration configuration table. The mass data migration method can greatly reduce data migration time, service interruption time and the requirements on the varieties of databases.

The disclosure provides a backup method, device and equipment for forwarding/control separation of a BRAS (Broadband Remote Access Server) and a machine readable storage medium. The method comprises the steps of: if an interface connected with main BRAS-UP (BRAS User Plane) equipment is abnormal or a fault message sent by the main BRAS-UP equipment is received, determining that a main tunnel has afault; and if the main tunnel has the fault and a standby tunnel does not have a fault, sending user data corresponding to the main BRAS-UP equipment to standby BRAS-UP equipment by the standby tunnel, so that the standby BRAS-UP equipment carries out service processing according to the user data. By the technical scheme of the disclosure, the BRAS-CP (BRAS Control Plane) equipment can rapidly perceive that the main tunnel has the fault, and timely update states of the main tunnel and the standby tunnel, so that rapid switching of the main and standby tunnels is implemented, service interruption time can be reduced, and user service experience is improved; and rapid switching can be carried out between the BRAS-UP equipment, so that reliability of a forwarding layer is promoted.

The embodiment of the invention provides a data transmission method and a data transmission device for a special two-layer virtual network. The data transmission method is applied to a network comprising a main virtual link and a standby virtual link which are born by traffic engineering, wherein the main virtual link passes an upstream node and a downstream node. The data transmission method comprises the following steps of: detecting a connection state of a communication link to be protected between the upstream node and the downstream node and determining whether the communication link to be protected has faults or not by the upstream node; if the communication link to be protected has faults, carrying out fast rerouting switch on the traffic engineering and transmitting and switching data to a pre-established standby label exchange channel for protecting the communication link to be protected by the upstream node; and triggering the virtual link to switch by the upstream node. According to the embodiment of the invention, when the link has faults, a fast rerouting is locally protected through the traffic engineering and then the virtual link is smoothly switched, so that the speed of fault detection and flow switch is improved and the service interruption time when the link has the faults is shortened.

The invention relates to a method for detecting the condition of transfer engine and relative route device. It is characterized in that: the transfer engine, based received predefined frame of other transfer engines, fixes the conditions of other engines. The invention can make the transfer engine directly and quickly detect the conditions of other transfer engines, without increasing hardware wires and the hardware complexity; to avoid the process that the route process/manage system informs other transfer engines about the abnormal condition of one transfer engine, to reduce the detecting time. The invention can be used in quick re-route technique, to effectively reduce the service interrupt time caused by the failure of transfer engine, to reduce the detecting cost and improve the transmission reliability.

The invention discloses a quick main and standby switching control method, and belongs to the technical field of communications. The control method comprises the steps that after electrified hardware is reset, two single boards are in real-time communication to acquire the state information of the single boards; after the single boards control a register to feed a dog, the single boards start competing; if the state of a main and standby state register of the current single board is changed, an interrupt pulse signal is generated to inform a CPU and the opposite single board, the opposite single board collects communication information and judges to adopt the corresponding main and standby switching processing mode. According to the method, main and standby switch can be quickly achieved, and the service suspension phenomenon caused by slow switching is reduced.

The embodiment of the invention discloses a method, system and equipment for switching operating frequency of cells. The method comprises the following steps: a command which carries switching time T2 and used for switching to a new operating frequency is received by user equipment (UE); and from T2, the UE operates at the new operating frequency directly without fulfilling a random access process. The system consists of a base station and the UE. The base station sends the command which carries switching time T2 and used for switching to the new operating frequency to the UE and the UE receives the command for switching to the new operating frequency and operates at the new operating frequency directly from T2 without fulfilling the random access process. By adopting the method, the system and the equipment, the UE is capable of rapidly accessing a new operating frequency without random access conflict and business disruption time of the UE is reduced to the greatest extent.

The invention provides a method for dual-PON port ONU to register and manage a protocol stack at OLT. The method comprises the steps as follows: binding pre-configuration of dual-PON port ONU located on the OLT on the OLT; electrifying, registering, recognizing and transmitting configuration on the dual-PON port ONU on the OLT, and switching and managing the dual-PON port ONU on the OLT. The method provided by the invention could protocol and modularize the registration and management of the dual-PON port ONU on the OLT. In terms of an application program, the method could realize efficient management of API, that is efficient management of the dual-PON port ONU on the OLT with the called default call APP.

The invention provides a management system for a disaster-tolerant all-in-one machine. The management system comprises an online server cluster, a fault-tolerant server cluster, cluster virtual switches and distributed virtual switches. The online server cluster is a cluster composed of a plurality of physical servers through a network and is used for guaranteeing fault recovery of servers; and a management platform of the disaster-tolerant all-in-one machine is arranged on physical servers of the fault-tolerant server cluster which is used for guaranteeing normal operations of the online server cluster; the cluster virtual switches combine all online virtual machine units through the management platform of the disaster-tolerant all-in-one machine into a local area network among the server clusters; and the distributed virtual switches are formed by a plurality of vertical switch units in the disaster-tolerant all-in-one machine and used for connection the virtual machines of all the server clusters. By means of the management system, the problems of low-cost virtualization and the incapability to support fault-tolerance are solved, so that medium-sized and small enterprises can well accept the virtualization platform technology. 'Zero' downtime of server maintenance is truly achieved, and the working efficiency of information technology (IT) administrative staff is improved.

The embodiment of the invention discloses a method and device for disaster recovery backup facing emergency replacement. The method comprises the steps of receiving disk contents stored in an object server, processing the disk contents to be a disk mirrored volume format file, and generating a snapshot for the disk mirrored volume format file; if it is determined and learnt that the object server is subjected to service disasters, performing switching to an emergency replacement mode, starting the disk mirrored volume format file, and replacing the object server to operate an application program in the disk mirrored volume format file. By processing the disk contents stored in the object server to be the disk mirrored volume format file and then generating the snapshot, when the object server is subjected to the service disasters, switching is directly performed to the emergency replacement mode, the disk mirrored volume format file is started, and the object server is replaced to operate the application program in the disk mirrored volume format file. The disaster recovery time is short, the service interruption time is remarkably reduced, and the investment and maintenance difficulty is reduced.

The invention belongs to the technical field of big data, and discloses a big data-based cloud platform log management system, which comprises a log collection module used for analyzing and mining logpractices through a distributed multi-task method; a log preprocessing module is used for filtering log events and merging similar events through an auditing strategy, and sending the log events andthe similar events to the real-time detection module and the database system respectively; the database system is used for storing the log events sent by the log preprocessing module; the real-time detection module is used for auditing the processed log event and responding to an auditing result according to a response strategy; and the log analysis module is used for analyzing historical data inthe database system and displaying an analysis result through a chart according to user settings. According to the invention, the working efficiency of operation and maintenance personnel in the operation and maintenance management process and the perception ability of the safety situation can be improved.

The embodiment of the invention discloses a communication method and a communication system which are applied in the technical field of communication. The communication method comprises the following steps that: a main passive optical network (PON) port sends a sampling main round-trip delay request to at least one optical network unit (ONU), and the local time of the main PON port is marked as a first main local time when a time mark fed back by the ONU is received; a standby PON port acquires the first main local time and the time mark fed back by the ONU to acquire a main round-trip delay, and the local time of the standby PON port is marked as a first standby local time when the time mark is acquired; the standby PON port calculates delay differences according to the first standby local time and the first main local time, and calculates the standby round-trip delay according to the delay differences and the main round-trip delay; and when the main PON port detects that a link is abnormal, the standby PON port communicates with the ONU according to the standby round-trip delay. The communication method and the communication system can ensure that the service interruption time is significantly reduced.

The invention relates to modularized communication network equipment and discloses a fault detection and recovery method and system. The fault detection and recovery method includes the steps that (a) a first identifier is written into a first register, and a second identifier is written into a second register; (1b) the first identifier in the first register is detected; (1c) whether the first identifier changes is judged, wherein it shows that a daughter card fails if the first identifier changes, then the step 1d is carried out, and otherwise, the step 1b is executed again after a set time is due; (1d) uninstalling and reloading are executed on the daughter card; (2b) the second identifier in the second register is detected; (2c) whether the second identifier changes is judged, wherein it shows that the daughter card fails if the second identifier changes, then the step 2d is carried out, and otherwise, the step 2b is executed again after a set time is due. The steps from 1b to 1d and the steps from 2b to 2d are executed in parallel or one after another. The invention further discloses the fault detection and recovery system. Through the fault detection and recovery method and system, the time of service interruption affected by a fault is shortened, and the investment cost of manpower is reduced.

The invention relates to an active set management method and a wireless network controller. Links using ordinary or strengthening fractional-dedicated physical channels (F-DPCH) are built through a service radio network controller (RNC) and a user device. The method comprises that a target community which supports an ordinary or strengthening F-DPCH in communities of which the quality of the channels meets the requirement, which are managed by a drift RNC which is detected is chosen by the service RNC; and the service RNC instructs the drift RNC to build corresponding channels according to corresponding links of target communities. According to the method and the wireless network controller, the service interruption time is reduced and the handling capacity is increased.

The invention discloses a method for managing high-availability cluster resources and relates to the field of high-availability cluster software. In high-availability cluster resource management, a two-stage AVL tree is used to manage groups and group resources in clusters, an original linked list management mode is replaced; the incidence relations of the groups and the group resources are established through the two-stage AVL tree; and the incidence relations of the groups and the group resources are clear. The resources are managed through the AVL tree, the resource switching time is reduced, the service interruption time is shortened, and the competitiveness of high-availability cluster products is improved.

The invention provides a quick recovery method and system for failure of multiple connection nodes in a communication system. The method comprises the following steps of: 1, requesting an auxiliary node base station to establish a signaling radio bearer SRB3 for a terminal, packaging switching preparation information and sending the switching preparation information to an auxiliary node; 2, performing link state detection between the main node and the auxiliary node through a flow control transmission protocol SCTP; 3, enabling the terminal to perform wireless link failure detection on the main node according to an out-of-step detection mechanism of a main node physical layer; 4, when detecting that the main node fails, starting switching for the auxiliary node, and enabling the auxiliary node base station to carry switching preparation information and a packaging switching instruction on the SRB3 and send the switching preparation information and the packaging switching instruction to the terminal; and 5, after the terminal receives the packaging switching instruction, changing the auxiliary node into the main node. According to the invention, when a certain base station node fails, the terminal can quickly switch the control plane and the user plane to the non-failed nodes, so that the robustness of the system is improved, the service interruption time of a user is reduced, and the user experience is improved.