97results about How to "Avoid business interruption" patented technology

The example of the invention relates to a method, a device and a system for switching networks of mobile multimedia services, wherein the method comprises: concurrently receiving the medium stream data of a second network when the signal intensity of medium stream data of a first network is detected to be smaller than the first presupposed value, decoding the medium stream data of the second network which is buffered after the medium stream data of the second network is buffered, and playing the medium stream data of the second network which is buffered, wherein the device comprises a first communication module, a detection module, a switching module, a second communication module, a processing module and a playing module. The system comprises the first network, the second network and a mobile terminal. The example of the invention realizes that time delay in a switching process is reduced in a process that a service network is switched and avoids service interruptions due to network switches when the mobile terminal carries out multimedia services.

The invention discloses a wireless LAN and an access method thereof. The wireless LAN includes at least two access points AP and a wireless terminal STA related to the at least two access points. The method includes: the related STA of the AP is announced to other AP in the wireless LAN and receive other related STA announced by other AP; upstream message of the STA related to the AP is transmitted to a transfer AP, which is other AP related to the STA at the same time. The invention also discloses a wireless LAN access device and can maintain the transmission speed when STA utilizes a plurality of wireless links and the AP upstream transmission breaks down.

The invention discloses a gateway equipment load processing method, network equipment and a network system. The gateway equipment load processing method comprises the following steps: when source gateway equipment needs to unload user equipment, selecting target gateway equipment capable of serving the user equipment; and transferring the user equipment from the source gateway equipment to the target gateway equipment. When the source gateway equipment needs to unload the user equipment, the embodiment of the invention can transfer the user equipment to the target gateway equipment capable ofserving the user equipment, and avoid the problems of service interruption caused by separating the user equipment, and extremely high overhead caused by the reattachment of the user equipment.

The invention provides a fault detection method and business provider edge (PE) equipment, applied in a multi-protocol label switching virtual private network (MPLS VPN). The method comprises the following steps: an opposite-end PE periodically transmits a destination IP address through a private network interface of a VPN (Virtual Private Network) example to serve as the bidirectional forwarding detection (BFD) message of a private network interface address of a local-end PE, and determines that a fault occurs on an opposite-end private access link or a public network link of the VPN example if the local-end PE does not receive the BFD message in the set time period. Accordingly, the local-end PE can know that a fault occurs in the opposite-end private network access link so as to start a backup link in time to obviate the business interruption of the corresponding VPN example.

The invention provides a net surfing method for switching subscriber equipments among wireless access points. The method comprises the following steps that: when the physical link between a subscriber equipment and the corresponding wireless access point is disconnected, the connection of the equipment with an upper layer protocol is not interrupted, a timer is started, and the present conversation parameters of the subscriber equipments are stored; the subscriber equipment is connected with a new wireless access point; while in the situation that the physical link between the subscriber equipment and the new wireless access point is established before the timer expires, the subscriber equipment carries out communication by using the stored present conversation parameters. Accordingly, inconvenience to the subscriber caused by the current interruption of service is avoided in the process of the subscriber equipments switching the wireless access points, furthermore, the experience of the subscriber is increased.

The invention discloses a method and a device for updating network elements. The method comprises performing upgrade version downloading on at least one designated network element needing updating; and activating the upgrade versions downloaded by the network elements after upgrade versions of the at least one network element are downloaded, and updating the network elements. By means of the method and the device for updating network elements, the problem of service interruption of far-end network elements with near-end networks as starting points caused by reboot operation in near-end network element updating in correlation techniques can be solved, and the network bandwidth is fully used.

An embodiment of the invention discloses an intra-cell handover method and intra-cell handover equipment, and relates to the field of wireless communication. The intra-cell handover method and the intra-cell handover equipment are used for implementing an intra-cell handover scheme capable of preventing chaos of data transmission and receiving. The intra-cell handover method includes that a base station transmits radio resource control (RRC) connection reconfiguration information which carries a new cell radio network temporary identifier C-RNTI and / or a special preamble to a terminal after determining that intra-cell handover operation is required to be initiated for the terminal; and a layer 2 is reconstructed and safety parameters are updated if the base station receives a random access request or uplink data, the random access request is transmitted by the terminal and carries the special preamble, and the uplink data are transmitted by the terminal and carry the new C-RNTI. The intra-cell handover method and the intra-cell handover equipment have the advantage that the intra-cell handover scheme capable of preventing the chaos of data transmission and receiving is implemented.

The embodiment of the invention provides a play method for streaming media in an IPTV system, an EPG server and a CDN server, and relates to the technical field of communication, solving the problem that in the prior art, normal playing cannot be achieved due to business interruption during a key update process. The scheme of the method comprises the steps of receiving a key update command including a first key, storing a mapping relation between a first key and a first key version number, and reserving the mapping relation between a second key and a second key version number, wherein the second key is the key received before the first key; receiving a streaming media play request message carrying a URL including encrypted anti-theft chain information and the key version number sent by a terminal; reading the key version number in the URL, and finding the key corresponding to the key version number in the URL according to the stored mapping relations between key version numbers and the keys; decrypting the encrypted anti-theft chain information in the URL by using the found key; and sending a streaming media file requested by the terminal to be terminal according to the anti-theft chain information.

The embodiment of the invention discloses a method and a system for reelecting and transmitting data for a closed user group cell and relates to the field of communication, solving the problem that service interruption is probable to cause because the time for acquiring and reselecting parameters for a terminal in an in-service state is longer. The invention adopts the specific scheme that frequency point information used for reselecting of a closed user group cell and the start-stop range of a physical layer cell identification are sent to the terminal by a network in an unclosed user group cell. The invention is used for reselecting the closed user group cell by the terminal.

The invention is used to reduce the influence to the service when making DTM switch. In the invention, when making DTM switch, source BSS submits request for simultaneously making switch at PS domain and CS domain only to CS domain or PS domain; using the negotiation between CS domain and PS domain to implement the joint switch of two domains. The source BBS sends DTM switch request only to one core network, and the destination BBS receives the DTM switch request only from one core network so as to greatly reduce the quantity of signaling interaction.

The invention discloses a method of managing software version files in a wireless communication system. The method comprises the following steps: packing the updated software version files into a mend software package; updating the software version files in the mend software package in a base station version server and notifying a base station to updating a base station version package; according to the notification from the version server, the base station downloading the updated software version files in the mend software package, resetting corresponding hardware and loading the updated software version files. The updated software version files in the mend software package can mix with the prior software version files in the base station version package, thereby avoiding the problem of conflicting software version files, and enabling a user not to care for a specific software version file. The system device only downloads the updated software version files without downloading all software version files in the whole base station version package, thereby avoiding meaningless service interruption and simultaneously reducing software updating time.

The provided device increasing communication system reliability comprises: a log record module, a business process module, and a recovery process module. The corresponding method comprises: receiving business requirement from business system, finding system fault, reporting alarm to the manager and automatic switching into emergency procedure; recording and storing the received requirement message, returning the response, and ensuring system business continuity; after recovering the communication system, processing business according to stored message.

The invention discloses a measurement processing method and a device, user equipment of communication events, wherein the method includes the steps of detecting UPH information and SNPL information of user equipment, responding that the detected a UPH value is less than a preset UPH threshold value, and / or a detected SNPL value is less than a preset SNPL threshold value, shortening a preset measurement cycle into the smaller preset measurement cycle, and measuring reported events; responding that measured results of the measured report events can meet triggering conditions of the corresponding measured report events in preset time, and not launching any measured reported message of the measured reported events in the preset time, and reporting the measured reported message of the corresponding measured report events to network equipment, wherein the preset time is less than the triggering time of the reported condition parameters representing the measured report events. When user equipment (UE) services is low in performance, and large in interference of communication systems of adjacent plots, a switch process can be started as soon as possible, service interruption probability and call drop rate are reduced, and the quality of the service is improved.

The invention provides a BRAS (Broadband Remote Access Server) forwarding and control separation backup method and device. The method comprises the following steps: after user equipment passes the authentication, determining session information corresponding to the user equipment, and determining a tunnel backup group corresponding to the user equipment, wherein the tunnel backup group comprises amain tunnel between BRAS-CP (Control Plane) equipment and main BRAS-UP equipment and a backup tunnel between the BRAS-CP equipment and backup BRAS-UP equipment; sending the session information to themain BRAS-UP equipment through the main tunnel, so that the main BRAS-UP equipment performs data transmission according to the session information; and sending the session information to the backup BRAS-UP equipment through the backup tunnel, so that the backup BRAS-UP equipment performs data transmission according to the session information. According to the technical scheme of the invention, when the main BRAS-UP equipment breaks down, the service interruption of the user equipment can be avoided, the user service experience is improved, and rapid switching can be performed between the BRAS-UP equipment, so that the reliability of a forwarding level can be improved.

The invention discloses a data transmission method and device. The method and the device are used for ensuring continuity of local service, and a service interruption problem of UE is prevented from occurring in an inter-base station switching process. The method comprises the steps that in a process that the UE is switched from a source base station to a target base station, the target base station obtains IP address information of the UE and determines local service servers accessed by the UE; and when it is determined that a preset condition is satisfied, the target base station establishes free ARP messages according to the IP address information of the UE and broadcasts the free ARP messages to the local service servers.

The invention provides an looped network protecting method, a transmission node and a main node, the main node is provided with a timer, the transmission node which detects looped network faults and sends the faults to the main node, the main node sends looped network refreshing message after the main node receives looped network fault message, and meanwhile the timer is started, if the main node does not receive response message in predetermined time, and then looped network refreshing message is sent again, wherein, the response message is sent to the main node after the transmission node which detects looped network faults receives the looped network refreshing message. The method, the transmission node and the main node prevent the looped network refreshing message from loosing in the process of transmitting, avoid serious results such as obstructed looped network link circuit, interrupted business and the like which are caused by the lost of the looped network refreshing message.

An embodiment of the invention discloses an OMCH (Operation Maintenance Channel) fault treatment method, device and system. The OMCH fault treatment method comprises sending a DHCP (Dynamic Host Configuration Protocol) request message to a network management entity from a base station when an OMCH fault is detected and receiving a DHCP response message returned from the network management entity and implementing the process that a repair instruction can be issued without a service channel. According to the OMCH fault treatment method, device and system, the operation for repairing a first OMCH is executed through the base station according to the repair information carried by the DHCP response message to enable the first OMCH to return to normal and accordingly the OMCHs can be remotely and manually repaired in case of OMCH and service channel faults and the service interruption caused by the automatic reset of the base station is avoided.

The embodiment of the invention provides a data storage method, a storage array and a host computer server, relates to the technical field of storage, and solves the problem of data corruption or service interruption caused by the fact that the change of a mapping relation between a logical disk in the storage array and a virtual disk in the host computer server cannot be updated in real time on the host computer server after the change of the mapping relation cannot be solved completely in the prior art. The method comprises the following steps: receiving an I / O request sent by the host computer server by the storage array, wherein the I / O request is carried with a first token; matching the first token with a plurality of current tokens by the storage array; if one current token same as the first token exists in the current tokens, processing the I / O request through the logical disk corresponding to the current token same as the first token by the storage array, and sending a message that the I / O request is successfully processed to the host computer server; and if the one current token same as the first token does not exist in the current tokens, sending a message that the I / O request is unsuccessfully processed to the host computer server by the storage array.

The invention discloses a master-slave switching communication system and a master-slave switching communication method. The method comprises the following steps that: a control plane veneer detects states of a master first processing unit and a slave second processing unit of a master-slave set; when the first processing unit is currently abnormal, the control plane veneer updates the state of the first processing unit into an abnormal state in a master-slave set information table maintained by the control plane veneer and sends a master-slave switching command and a state updating command to the second processing unit; according to the state updating command, the second processing unit updates the state of the first processing unit into the abnormal state in master-slave set information maintained by the second processing unit; and according to the master-slave switching command, a slave example linked list is operated and is added into a second master example linked list to participate in service dispatching. According to the master-slave switching communication system and the master-slave switching communication method which are provided by the invention, the backup and the load sharing of service data are implemented, the phenomenon of interruption of a service is effectively prevented, and the resource utilization rate of the system is improved on the basis of ensuring the reliability of the communication system.

The invention, which relates to the communication field, provides a fault processing method, an apparatus thereof and a system thereof. Therefore, a problem of frequent switching between sites of a current disaster recovery architecture can be solved. The method comprises the following steps that: modules in two sites are divided into core modules and non-core modules; when there is a fault on a core module of the first site in the two sites, a service at the first site is switched to the second site in the two sites; and when there is a fault on a non-core module of the first site, fault processing is carried on at the local site. According to the invention, the above-mentioned technical scheme is suitable for a disaster recovery architecture and stability of the disaster recovery architecture can be improved.

The invention discloses a route notification method and equipment. The method comprises: intermediate network equipment receiving a route released by route notification equipment when the route notification equipment releases the route, lowering the priority of the route through routing policy, and notifying the route with the lowered priority to route receiving equipment; and notifying the route to the route receiving equipment when the intermediate network equipment determines that the route receiving time reaches a preset delay wait time. The route notification method provided by the invention can obviate traffic interruption so as to obviate the service interruption caused thereby.

The application provides a session aging method and device for a multi-channel protocol. The method is applied to the network security equipment, and comprises the following steps: traversing a local session list, and storing the session table item with aging timeout to the preset aging linked list; reading the session table item from the preset aging linked list, and judging whether the read session table item is the main session table item; if the read session table item is the main session table item, judging whether the session table item is associated with a slave session table item; and deleting the session table item with aging timeout when the session table item is not associated with the slave session table item. By adopting the method provided by the application, the business interruption caused by different aging time of the main session table item and the slave session table item can be prevented.

Said invention refers to service route adjusting optimistic method optimistic method to avoid generating service interruption problem. Said includes A, establishing one new route composing sub network connection protecting protection group between new route and original route, to form new route service crossing, selecting service on special route, B, dismantling original route original route.

This invention relates to a method for testing faults by near-end nodes including: A, a remote node of a LSP sends a test report to a near end node, B, the near end node of said LSP analyzes said test report to get the test kind and frequency of the report, C, said near node uses said kind and frequency to start up operation management and maintains the OAM test.

The invention discloses a fault treatment method and a device. The method comprises the following steps: judging the state of VPLS VLAN corresponding to a sub-interface in an instance, if the state is blocked, blocking the sub-interface; judging the state of VLAN corresponding to an interface in the instance, if the state is blocked, not advertising routes outward. The device comprises a state judgment module, an interface blocking module and a routing module. The invention gets rid of the ring circuits generated in VPLS and L3VPN networks when CE double returns to PE, solves the problem of incorrect direction of MAC table caused by the ring circuits, avoids service interruption caused by incorrect advertising of routes and greatly improves the reliability of the communication systems.

The invention discloses a method for preventing denial of service attack in network address conversion, comprising: determining the maximum number of sessions that the stream with the characteristic of denial of service attack is allowed to build in the network address conversion; when the number of sessions that the stream builds is up to the maximum session number in the netwrok address conversion, limiting the session building of the stream to prevent denial of service attack. In addition, the invention discloses a corresponding device. And the invention can assure normal user service.