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US20120201126 Fault Tolerant Network Utilizing Bi-Directional Point-to-Point Communications Links Between Nodes  
A data communication system and an associated network node implementation is disclosed that, in certain embodiments, uses single-channel bi-directional communication links between nodes to send...
US20150249587 METHOD AND APPARATUS FOR TOPOLOGY AND PATH VERIFICATION IN NETWORKS  
A method and apparatus are disclosed herein for topology and/or path verification in networks. In one embodiment, a method is disclosed for use with a pre-determined subset of network flows for a...
US20080025208 WIDE-AREA WIRELESS NETWORK TOPOLOGY  
A wireless communications network topology and its implementation enable the wireless network implementing the topology to be sufficiently robust to avoid or mitigate the consequences of various...
US20080159126 Multiring control method, node using the method, and control program  
The invention enables protection of a ring frame transferred via an inter-ring bridge ring node when a fault occurs at the node in a multiring. Ring nodes form a ring protection domain to enable...
US20100254258 RING-BASED PACKET TRANSMITTING METHOD, NETWORK SYSTEM AND NODE EQUIPMENT  
A ring-based packet transmitting method, network system and node equipment are provided. The ring-based packet transmitting method includes the following steps: a received user packet is...
US20070183316 Method and Apparatus for Detection of Port Name in a Loop Network  
A method and apparatus for detection of a port name in a loop network is provided, particularly a loop network in the form of a Fibre Channel Arbitrated Loop (FC-AL). The loop network (100) has a...
US20090016384 Method and apparatus for distributing synchronization status messages over a Resilient Packet Ring (RPR)  
Packets used for distributing timing information over a Resilient Packet Ring (RPR) are generated by encoding Synchronization Status Messaging (SSM) messages into IEEE 802.3ah OAM packets (or any...
US20080304407 Efficient Protection Mechanisms For Protecting Multicast Traffic in a Ring Topology Network Utilizing Label Switching Protocols  
Efficient protection mechanisms for ring-based label-switching networks, such as multi-protocol label switching (MPLS) networks. The protection mechanisms are designed to protect...
US20070127366 QUALITY OF SERVICE USING VIRTUAL CHANNEL TRANSLATION  
Virtual channels are used to improve quality of service through a large port count switch. Data frames are sent from one small switch to another small switch within the large port count switch on...
US20090296569 Ring network and method for automatic protection swicthing  
A method for automatic protection switching in a ring network detects a link failure at a first interface of a node, generates a first link down message and sends the first link down message along...
US20090323521 Transmission method and transmission apparatus in ring network  
According to the transmission method, labels to be used at the failure occurrence are previously and individually set to links in respective directions among all nodes on the one directional link...
US20100061229 FAST RING REDUNDANCY OF A NETWORK  
The invention relates to a method for operating a network as well as a network comprising at least one switch (400) and network infrastructure devices that are connected to said at least one...
US20120269056 METHOD, DEVICE, AND SYSTEM FOR PROTECTING SEMI-RING NETWORK  
The present invention discloses a method for protecting a semi-ring network. The method includes: running an Ethernet ring network protection protocol at a networking port of each non-closed ring...
US20100254257 METHOD FOR PROCESSING FAILURE OF SLAVE PORT OF MASTER NODE IN ETHERNET RING NETWORK SYSTEM  
The present invention discloses a failure processing method for a slave port of a master node in an Ethernet ring system, comprising the following steps of: (1) the master node detecting a state...
US20060209683 Packet transmission method and station in packet ring telecommunications network  
A station forming part of a packet ring telecommunications network designed to share available bandwidth of packets transmitted in a first direction through a 0-side transmission line based on...
US20050036444 WDM bidirectional add/drop self-healing hubbed ring network  
A WDM hubbed ring network includes a single central office connected to a plurality of remote nodes by one optical transmission line. The central office generates at each wavelength corresponding...
US20070019542 Ethernet ring protection-resource usage optimisation methods  
Reconfiguring a ring network having N nodes and S spans that prevents a maximum usage parameter to be exceeded. The network is configured by selecting a span as a protection span to remain idle....
US20140204731 MULTIPROTOCOL LABEL SWITCHING RING PROTECTION SWITCHING METHOD AND NODE DEVICE  
According to an example, a MPLS ring protection switching method is applied to each node in an MPLS TP ring. In the method, an MPLS forwarding table entry configured for a working LSP and an MPLS...
US20070274208 System for Transmitting Data and User of the System  
A system having at least three users for transmitting data is provided, the system including two transmission paths among the users, the transmission paths forming a first ring and a second ring...
US20150156033 ACTIVE BYPASS SYSTEM FOR RING NETWORKS  
An active bypass system including an active bypass module having a first receiver connected to a first transmitter; and a slave node having a second receiver, a second transmitter, and a process...
US20080068987 Loop network system and data storage devices included therein  
Embodiments of the present invention provide a loop network system and data storage devices connected thereto where the data storage devices (nodes) can perform effective pieces of processing and...
US20050047328 Ring network system  
A ring network system and a method for managing and operating the ring network system. The ring network system comprises at least two operative traffic subnetworks, a first subnetwork comprising a...
US20080123523 Loop network system, a device included therein, and a method for determining connecting status of the device to the network  
Embodiments in accordance with the present invention relate to determination of a connecting status of a device in a system constituted by a plurality of devices connected via information...
US20120314565 METHOD FOR PROTECTION AGAINST SUPERLOOPS IN AN ETHERNET RING  
The present invention relates to a method in an interface node for protecting an Ethernet ring from a superloop going through the Ethernet ring, wherein the Ethernet ring comprises a pair of...
US20050157642 Method of optimizing packet flow in a ring stackable network architecture  
The present invention is to provide a method of optimizing packet flow and fully utilizing available bandwidth in a packet transfer path of duplex ring stackable switch, which comprises...
US20070291642 NAS system and information processing method for the same  
Enhancing expansion of a NAS system without restrictions from a communication network. In the NAS system having existing NAS units and disk storage apparatuses, when adding another NAS unit and...
US20070091791 RPR span BW protection scheme for RPR transported over SONET paths  
A communication system and method provide fractional protection of Resilient Packet Ring (RPR) span bandwidth (BW) by provisioning the number of SONET paths in a given span to greater than the RPR...
US20060023627 Computing system redundancy and fault tolerance  
A computing environment includes a number of nodes, one of which is a primary node that controls the operation of the computing environment and another of which is a backup node that is capable of...
US20060291380 NUT table automatic updating system coupled with RPR establishment  
A device, to which an RPR setting instruction is input by a network administrator, comprises an RPR controller and information (RPR information) that the RPR should be set is transmitted to all...
US20070217330 Ring network system, node device, and protection band testing method for the ring network system  
In a ring network system, a first node device includes means for sending out a control signal for controlling one of a plurality of second node devices so as to allow signals transmitted over a...
US20060193251 Online reservation processing system and method  
An online reservation processing system comprises a receiving module and a translating module. The receiving module receives a reservation application datum, which comprises an initial time and a...
US20160191271 Control System for a Rail Vehicle  
A control system for a rail vehicle with a plurality of cars has at least one central control device for controlling vehicle-wide functions based on global information, and a set of decentralized...
Matches 1 - 32 out of 32