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7616589 |
Virtual LAN creation device
A spanning tree creation unit creates a plurality of spanning trees based on the network topology, and registers the spanning trees to a spanning tree information table. A spanning tree selection...
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7564786 |
Multicast method in zigbee network
A method to manage nodes in a ZigBee network. In a ZigBee network including a plurality of nodes, a multicast group is generated including at least two nodes among the plurality of the nodes. A...
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7546362 |
Automatic planning of network configurations
The invention relates to a device and a method, which reduce the outlay required when searching for a suitable network configuration, in particular in the field of automation. The device for the...
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7545757 |
STP root guard
A method of managing a computer network switch is disclosed. The method has the steps of: setting a port of the switch to root guard protected status (RG status); selecting by a spanning tree...
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7543074 |
Systems for distributing content data over a computer network and method of arranging nodes for distribution of data over a computer network
The invention is a system for distributing content data over a computer network and a method of arranging receiver nodes in a computer network such that the capacity of the server is effectively...
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7539781 |
Use of queue pairs for local communication in a network storage system
A network storage system includes a non-volatile memory to store data including a log of received data access requests, and a cluster interconnect adapter through which to send data to a cluster...
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7516240 |
Managing a content distribution system using virtual content-distribution trees
A technique can be used to obtain content (e.g., a live feed, pre-positioned content, etc.) from a content-originating device (a content source). The technique involves identifying a tree-based...
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7509405 |
Method and apparatus for inferring topology of a network
Network topology is inferred by (a) determining which non-interconnect devices are visible to each adapter in the network; (b) determining sets of adapters having visibility to identical sets of...
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7505422 |
Preference programmable first-one detector and quadrature based random grant generator
A preference programmable first-one detector and quadrature based random grant generator in a crossbar switch is disclosed. The crossbar switch emulates a FIFO switching function in a single chip...
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7496055 |
Layer 2 loop detection system
A layer 2 loop detection apparatus includes a unit recognizing a topology of an L2 network at normal time by collecting MIB information including information concerning ports of a plurality of L2...
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7484012 |
User enrollment in an e-community
An Internet user transfers directly to a domain within an e-community by providing a home identity cookie having an extensible data area and enrollment token to a web browser by a home domain...
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7478145 |
System and method for analyzing a network and/or generating the topology of a network
The invention relates to a system and method called autotopology of a network or advertising based network management which enables the analysis and automatic graphical and hierarchical...
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7469268 |
Managing data received from processes of a distributed computing arrangement
Data is received from a plurality of processes of a distributed computing arrangement. The computing arrangement contains a plurality of processing nodes. In a first processing node of the...
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7463638 |
Up-tree topology trace for network route tracing
A network route tracing system traces a path through a network and identifiesnetwork components and communications links affected by the path. According to one embodiment of the present invention,...
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7457257 |
Apparatus, system, and method for reliable, fast, and scalable multicast message delivery in service overlay networks
A method to organize nodes into an overlay network and to disseminate multicast messages within this overlay both through an efficient tree embedded in the overlay and through gossips exchanged...
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7454569 |
Hierarchical system and method for performing storage operations in a computer network
A system for performing storage operations using hierarchically configured storage operation cells, the system comprising: a first storage manager component; and a first storage operation cell, the...
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7454484 |
Method and apparatus for producing a multicast tree
A method and apparatus for producing a multicast tree in a network traces such tree based upon information retrieved from a multicast database that is protocol independent. More particularly, the...
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7433936 |
Connectivity objects under a mobile device management tree
The present invention is provides a system and method for managing connectivity objects and their associated parameters for a mobile device. The connectivity parameters are stored in a tree...
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7428237 |
Fast convergence with topology switching
A system for rapidly switching at least one virtual local area network (VLAN) from a first loop-free topology to a second loop-free topology in response to a failure within the first loop-free...
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7403980 |
Methods and apparatus for scalable, distributed management of virtual private networks
A groupware management system for collaborative groups is disclosed that is scalable to support large, dynamic, multiple, and other virtual VPNs. The system may introduce a graph (or hierarchical)...
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7379777 |
System and method for automatically updating the memory map of a programmable logic controller to customized hardware
System and method for automatically updating a memory map coupled to or included in a programmable logic controller (PLC). A PLC may automatically detect at least one programmable hardware element...
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7359340 |
Method and device for automatically attributing addresses to a plurality of modules interconnected by a communication network with complex topology
The invention concerns a method whereby each module is determined from the address of the module located immediately upstream in the networked relative to the central unit, the detected address...
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7343429 |
Scalable communication within a distributed system using dynamic communication trees
There is disclosed a technique for achieving scalable communication within a distributed system using dynamic communication trees. In a client server environment, and particularly in such an...
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7340536 |
Method and apparatus for determining unmanaged network devices in the topology of a network
A network management apparatus and method for determining the topology of a network 1 is described. The present invention uses data relating to discovered devices on the network 1, typically...
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7330924 |
Network media access controller embedded in a programmable logic device—physical layer interface
An aspect of the invention is physical layer interface for a network interface including a plurality of input/output pins. The input/output pins are coupled for being multiplexed into a physical...
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7313795 |
Method and system for managing resource allocation in non-uniform resource access computer systems
A method and system of managing resource allocation in a non-uniform resource access computer system is disclosed. A method comprises determining access costs between resources in a computer system...
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7310688 |
Relative addressing for network elements
A relative address protocol for communicating message packets along a linear chain network or quasi-linear chain network is disclosed. The protocol includes a relative destination address field...
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7260655 |
Optical routing using star switching fabric with reduced effective switching time
In one embodiment, a router includes a star switching fabric operable to receive a plurality of optical signals each having a wavelength and each associated with a payload received by the router...
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7260437 |
Network system using management frames for supervising control units
In a network system, each ECU transmits a start control frame when to start, and is started when it receives the start control frame from any other ECU during the stop of its operation. Besides,...
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7251222 |
Procedures for merging the mediation device protocol with a network layer protocol
A process for merging and using the Mediation Device Protocol with a network layer protocol. Under the merged protocol, each device joining a network enters into two stages: the Set-Up Stage and...
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7243164 |
Personal mobile internet
A client-server based system for providing location related information and services to mobile users is disclosed. A plurality of servers, wherein a server is a provider of information and services...
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7225117 |
Method for generating a simulated network using a graphical user interface
A method for generating a simulated network using a graphical user interface (GUI). A network topology generated at a GUI by a user is received, wherein the network topology includes a plurality of...
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7219156 |
System and method for a hierarchical system management architecture of a highly scalable computing system
A modular computer system includes at least two processing functional modules each including a processing unit adapted to process data and adapted to input/output data to other functional modules...
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7203743 |
Hierarchical tree-based protection scheme for mesh networks
In a hierarchical tree-based protection scheme, a node in a mesh network is designated as a root node of a spanning hierarchical protection tree and subsequently invites each adjacent node to...
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7200684 |
Network data packet classification and demultiplexing
The present invention provides methods and apparatus for classifying and demultiplexing packets in a network protocol stack. It provides extendibility for packet processing in the network protocol...
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7174474 |
Distributed autonomous control system for multi-axis motion control
A distributed multi-axis motion control system comprises a multicast communications network having several node components. Each of the node components includes a clock and an actuator. The...
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7159029 |
System for personalized information distribution
System for personalized information distribution (PID) from an information source server ( 1 ) to several user terminals ( 2 ) via an information distribution network ( 3 ) comprising several...
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7145909 |
Packet switching access platform
This invention relates to apparatus and associated methods for providing access to and switching of information in a packet data network. More particularly, the invention is directed to a platform...
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7143301 |
System for motion control, method of using the system for motion control, and computer readable instructions for use with the system for motion control
A motion control system and method that includes a central controller configured to generate first and second demand control signals to be used to define actuation motion of respective first and...
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7124179 |
Single management point for a storage system or storage area network
There is disclosed a system, method, apparatus and computer program product for managing a storage system including a SAN within a computer network. The storage system can be managed in...
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7117273 |
Methods and apparatus for maintaining a map of node relationships for a network
The invention is directed to techniques for maintaining a map of node relationships for a network of nodes (e.g., network of computers). In one example, the map of node relationships represents...
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7099959 |
Network comprising a plurality of network nodes and at least one star node
The invention relates to a network comprising a plurality of network nodes. At least part of the network nodes are directly intercoupled via at least one star node. The star node contains a...
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7076563 |
Digital content downloading system using networks
An optical network unit of each consumer is connected to an optical line terminator of a network operator through a subscriber line formed of an optical fiber. When a particular consumer desires to...
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7072952 |
Spanning tree bypassing method and apparatus
A route bypassing a root node is constructed in a network in which a spanning tree is formed. A received frame is sent out on a designated port as well as on a root port by using a designated-port...
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7047287 |
Method and apparatus for automatically adapting a node in a network
Large payload files are selectively partitioned in blocks and the blocks distributed to a plurality of distribution stations at the edge of the network qualified to have the data. Each qualified...
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7035224 |
Activity detection in a star node with a plurality of coupled network nodes
The invention relates to a network comprising a plurality of network nodes and one star node, which star node is provided for the direct coupling of at least two network nodes. The star node...
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7032135 |
Equipment protection using a partial star architecture
Communication apparatus includes a plurality of interface cards, including a central interface card and spoke interface cards, which are adapted to link communication lines to a network. A...
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7028087 |
Network documentation system with electronic modules
A documentation system for a network having a source device which is connected to multiple network paths which are connected to destination devices, the documentation system comprising, a data port...
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7027453 |
Spanning tree alternate routing bridge protocol
Bridges ( 10, 12, 14 ) are used to interconnect local area networks transparently. In the IEEE 802.1D standard for bridges, a spanning tree is built among the bridges for loop-free frame forwarding...
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7012917 |
Service unit for a hub having multiple star interconnect configurations
Architecture for a SONET network element. The architecture includes an interconnection system for a network element, including a line unit slot, a switch fabric slot, and service unit slots. The...
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