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8842575 Method and apparatus for providing a non-overlapping ring-mesh network topology  
Various embodiments provide a method and apparatus of providing a non-overlapping ring-mesh network topology which reduces costs (e.g., the number of network links) while providing resiliency to...
8817598 Hardware based convergence for a ring network  
In accordance with an example embodiment, there is disclosed herein, an apparatus having first and second interfaces for communicating on a ring network. Upon receipt of a first signal on the first...
8774195 Using probabilistic values for routing data packets on a data center network  
A set of virtual local area networks (VLANs) are defined from a set of nodes that comprise a data center network. A set of possible paths are determined for routing data packets from a root node to...
8769015 Content distribution methods for a ring network and related systems and computer program products  
Methods for distributing content in an entertainment system are provided. The entertainment system includes a plurality of clients connected in a bi-directional loop configuration. Each of the...
8761052 Method for forwarding protocol frames in spanning rings and a shared node of multi-rings in the Ethernet  
The present invention provides a method for forwarding a protocol frame in spanning rings, applied to the Ethernet ring network including a crossed or tangent ring and sub-ring. The method...
8718544 Signal transmission device, electronic device, and signal transmission method  
A signal generation unit 107 and a first set value processing unit 7100 are included in a preceding stage of a transmission path connection unit 108 at a transmission side, and a signal generation...
8706105 Fault tolerant distributed mobile architecture  
A method, system and machine-readable storage medium for providing fault tolerance in a distributed mobile architecture (dMA) system. The method includes receiving a message or failing to receive...
8681605 Method and apparatus for using G.8031 extensions to enable coexistence of G.8031-based protection and LAG-like loadsharing for ethernet paths  
An Ethernet protection and loadsharing capability is provided. The Ethernet protection and loadsharing capability enables co-existence of both protection and loadsharing for an Ethernet tunnel,...
8681658 System and method to provision an MPLS/VPN network  
Systems and methods of automatically determining a set of route targets is provided. The method includes receiving network topology data specifying configuration of a network. The method also...
8644134 Dual-homing for ethernet line services  
Techniques are described which provide mechanisms for dual-homing an access ring for virtual private wire service (VPWS) Ethernet line (E-Line) services. The mechanism may provide resiliency...
8644195 Ring-based network and construction thereof  
A ring-based network and a construction method thereof, comprising a plurality of nodes and a plurality of links. In an initial status, each node compares each first link-up packet and fills a...
8634291 Energy efficient management of datalinks  
A system including a first physical network interface card (NIC) include a number of rings, where at least one of the rings is an active ring. The system further includes a host, operatively...
8625411 Robust mesh transport network comprising conjoined rings  
A mesh network architecture is disclosed whose protected services can be restored quickly after the failure of a network element (i.e., a network node, a network transmission facility)....
8619597 Layer 2/layer 3 interworking via physical loopback  
A method for transmitting data in a layer two network having layer three routing capabilities includes transmitting, via a physical loopback, the data from a layer two switching component of a...
8606101 Optical channel intelligently shared protection ring  
An optical ring network has one or more working wavelengths and multiple protection wavelengths adapted to support the working wavelength(s). Routing tables may be used in network nodes to assign...
8599852 Open service discovery and routing mechanism for configuring cross-domain telecommunication services  
Apparatus and method are provided for distributing service domain reachability information across domain boundaries, thereby allowing domain management systems to determine routing for cross-domain...
8595333 Communication apparatus, communication system, communication program, and control method  
In a communication device for monitoring a network system where a frame is transferred, with a maintenance frame for maintenance and management, an input-output section inputs or outputs a frame. A...
8576704 Communication system, communication device, integrated circuit, and communication method  
A communication system includes communication devices that are connected with one another in a ring via a serial link. In the communication system, one communication device issues a standby packet...
8559300 Redundant communications network  
A method for operating a redundant ringlike communications network, that communicates bidirectionally, includes communicating at least one primary participant and at least two secondary...
8467289 Optimized fast re-route in MPLS ring topologies  
A method performed on a network element employing Multi-protocol Label Switching (MPLS) to optimize bandwidth in a ring topology network including a back-up Label Switch Path (LSP) for a protected...
8462795 Method and device for transmitting control message based on multi-ring ethernet  
A method and device for transmitting a control message based on a multi-ring Ethernet are provided, wherein the method comprises the following steps: control virtual local area networks of a main...
8462805 Graceful restart method of router, router and communication network thereof  
A graceful restart (GR) method of a router, and a router and a communication network thereof are provided. The method includes the following steps. A control plane enters a GR state. Label switched...
8456982 System and method for fast network restoration  
An approach is provided for enabling fast network restoration. A node, within a network of multiple protocol label switching (MPLS) nodes, detects a failure condition affecting the node. A...
8433191 Optical channel intelligently shared protection ring  
An optical ring network has one or more working wavelengths and multiple protection wavelengths adapted to support the working wavelength(s). Routing tables may be used in network nodes to assign...
8406127 Precedence-based routing/re-routing  
Precedence-based routing/rerouting algorithms or methods that work proactively and locally at each network node that engenders a collective restoral behavior that is uniquely rapid and...
8401684 Audio signal processor and network system  
In the case where an audio network system that performs transport of audio signals between a plurality of processors is constructed such that the plurality of processors each including two sets of...
8339992 System and method to provision MPLS/VPN network  
Systems and methods of automatically determining a set of route targets is provided. The method includes receiving network topology data specifying configuration of a network. The method also...
8305881 Method and system for maximizing wavelength reuse in optically protected WDM networks  
A method and system for maximizing wavelength reuse in an optically protected wavelength-division-multiplexed (WDM) network, the WDM network supporting a plurality of service connections, includes...
8264952 Method and apparatus for providing packet ring protection  
For a ring protection method in a packet transport network a failure is detected at a first network node (N4) in the ring (1, 2). The failure is communicated along the ring (1, 2) using an...
8243590 Method and system for seamless dual switching in a port bypass controller  
Certain aspects of the invention for seamless port bypass controller operations for storage systems, for example, and may comprise a first port of a port bypass controller that receives an input...
8230146 Communication method and master-slave system for a field bus configured according to the AS-interface standard  
A communication method and a master-slave system, for a field bus configures according to the AS-interface standard, are disclosed. Such a master-slave system for a field bus configured according...
8218965 Optical failover routing  
Apparatuses, systems, and methods of routing data through an optical network are disclosed. One such method includes transmitting optical data via a first fiber optic network from an originating...
8200850 Method, apparatus and computer program product for ring network communication  
Communication modules are coupled in a communication ring and are operable to send and receive data from peripheral devices. The modules are operable to send and receive data streams on paths of...
8179786 Dynamic traffic rearrangement and restoration for MPLS networks with differentiated services capabilities  
At least one substitute path is provided in place of a plurality of existing paths of a network to reallocate traffic carried by the plurality of existing paths. The total bandwidth needed to carry...
8154994 Header conversion technique  
A header conversion device allowing reduced amount of hardware and memory and high-speed line switching is disclosed. In an ATM switching device having redundant incoming line systems, a header...
8149693 Method of implementing association in automatic switched optical network (ASON)  
A method of implementing association in an Automatic Switched Optical Network. When an initial node of the 1+1 protection service is outside the ASON, it associates the primary service and the...
8139936 Method and apparatus of routing convergence in control plane of an intelligent optical network  
The embodiments of the invention provide a method of routing convergence in a control plane of an intelligent optical network, which includes: a function unit perceiving a service link state...
8131151 Testing and measurement in optical networks  
An optical node may include a plurality of optical input components operable to receive a plurality of signals communicated in an optical network and a plurality of optical output components...
8103161 Method, device and system for group optical channel shared protection  
The present invention discloses a method and system for group optical channel shared protection. In the invention, when a failure occurs, operations are performed on an optical wavelength group,...
8089865 Multicast path management and protection  
Provided is a multicast path management method for a connectionless communication. Also provided is a path protection function which is effective when a path has failed. A network is formed by a...
8085670 Method and system for originating connectivity fault management (CFM) frames on non-CFM aware switches  
A system for originating connectivity fault management (CFM) frames on non-CFM aware switches is disclosed. In the disclosed system, an OAM (Operations Administration and Management) proxy...
8072878 Packet ring network system, packet transfer system, redundancy node, and packet transfer program  
In a ring network to which a plurality of nodes are connected, even though a failure occurs in a link between a node and a client apparatus (a user terminal) or a node itself, communication between...
8055765 Service take-over method based on apparatus disaster recovery, service transfer apparatus and backup machine  
A service take-over method based on apparatus disaster recovery, the method includes: transferring, by a service transfer apparatus, a service control message originally sent to a production...
8031589 Metropolitan area local access service system  
A local access fiber optical distribution network is disclosed in which a dedicated pair of diversely routed optical fibers is routed in the distribution network for each customer. In a preferred...
8018842 Counter multi-failure system and common link terminal device used therein  
Arrangements dealing with multiple link failures occurring in a communication network including a first ring and a second ring connected to the first ring by sharing part of a link in the first...
8014276 Scheduling system and scheduling method for the same  
A scheduling system may include a read sequence management table that includes a group of positions for arranging data received from a group of lines and a schedule management table to store a...
8004967 Ring network routing method and ring network node  
The present invention discloses a method for routing in a ring network, the ring network comprising multiple connected nodes, wherein, the method includes: each node in the ring network acquiring...
8000232 Method for controlling redundancy and transmission device using the same  
A redundancy control method is disclosed that controls a first redundancy function that switches between a working line and a protection line in response to a detection of a line error and a second...
7990851 Method, apparatus and computer program product for redundant ring communication  
Sets of communication modules each have a pair of ring-channel ports for a ring-configured channel in a network, a peripheral device port for peripheral device data, and dual-ring ports for an...
7987313 Circuit of on-chip network having four-node ring switch structure  
A hierarchical ring architecture is constructed with on-chip networks. The on-chip network includes two type-0 ring nodes and two type-1 ring nodes. Multiple data transfer is provided in parallel...
Matches 1 - 50 out of 282 1 2 3 4 5 6 >