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7616643 |
Techniques for integrated routing of call circuit signaling and the internet protocol
Techniques for processing an IP packet at a router that supports SS7 signaling include receiving IP routing data that associates a network link and a destination IP address for a node in a...
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7616578 |
Forwarding traffic flow information using an intelligent line card
Methods and apparatus are provided for monitoring traffic characteristics using intelligent line cards. Selected flows are configured for monitoring based on characteristics such as an initiator...
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7606933 |
Shared memory and high performance communication using interconnect tunneling
A high performance computer system has a number of compute nodes interconnected by an inter-node communication network. Each compute node has a local packetized interconnect coupled to the...
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7606153 |
Storage system and information processing system
Prior to alteration of the communication route connecting the enterprise servers 5 1 to 5 3 , ports a, b and c of the enterprise server 5 1 are each connected with port 1 of the storage...
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7602800 |
PON system
Disclosed herewith is a PON system and a bandwidth controlling method capable of controlling congestion with use of an upstream bandwidth in a PON section efficiently when congestion occurs in a...
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7570648 |
Enhanced H-VPLS service architecture using control word
The present disclosure is generally directed to systems and methods associated with data communications. In a particular embodiment, a method for use of multi-protocol labels switching (MPLS)...
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7564850 |
Method for transmitting layer 2 packet and access device thereof
A method for Layer 2 packet transmission is disclosed, where a corresponding relationship between packet attribute information and public MAC addresses is configured in an access device such that...
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7564791 |
Monitoring packet flows
A method includes receiving on a first switching device a message from a second switching device that indicates to slow packet transmission to the second switching device.
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7545808 |
Memory organization in a switching device
A network device switches variable length data units from a source to a destination in a network. An input port receives the variable length data unit and a divider divides the variable length data...
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7542423 |
Hardware load balancing through a single fabric
The present invention relates to a method and apparatus for balancing loads in a switching fabric. The switching fabric comprises a plurality of data ports through which data frames enter or exit...
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7525973 |
Flexible software-based packet switching path
A software-implemented switching path includes separate control and data planes with the data plane having a graph of feature nodes with each node implementing a feature to be applied to a packet...
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7522624 |
Scalable and QoS aware flow control
The present invention relates to a switching unit with a scalable and QoS aware flow control. The actual schedule rate of an egress queue, wherein the outgoing traffic belonging to a particular...
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7522608 |
Endpoint selection for a call completion response
Techniques for selecting a call completion response from a group of call completion responses based on weights associated with the call completion responses, are provided. A server processes a call...
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7499458 |
Network access system including a programmable access device having distributed service control
A distributed network access system in accordance with the present invention includes at least an external processor and a programmable access device. The programmable access device has a message...
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7489695 |
Automatic LSP stitching with protocol signaling
Explicit signaling mechanisms facilitate automatic stitching for both packet and non-packet label switched paths (LSPs). Extensions to resource reservation protocol signaling are utilized to...
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7486678 |
Multi-slice network processor
A multi-slice network processor processes a packet in packet slices for transfer over a multi-port network interface such as a switch fabric. The network processor segments a packet into cells...
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7477612 |
Topology discovery process and mechanism for a network of managed devices
A process of discovering a topology of devices on a network is disclosed. A discover frame is sent to nodes in communication with a central processing unit, with the discover frame having an...
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7471680 |
Method to enhance routing control in PNNI networks
An embodiment of the invention provides a method for specifying preferred routes for SPVCs across multi-peer group PNNI networks and AINI links. A preferred route for a network connection through a...
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7468975 |
Flexible method for processing data packets in a network routing system for enhanced efficiency and monitoring capability
According to an embodiment of the invention, a network device such as a router or switch provides efficient data packet handling capability. The network device includes one or more input ports for...
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7460494 |
Adaptive signaling in multiple antenna systems
Briefly, in accordance with one embodiment of the invention, a wireless communication system may adaptively switch between a multiple input, multiple output mode and a spatial division, multiple...
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7457256 |
Local area network with one or more virtual groups of core equipments appropriate for layer 2 switching
A local area network comprises a peripheral equipment effecting layer 2 switching and including physical link aggregation means, and first and second core equipments effecting layer 2 switching...
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7433349 |
Automatic compiling of address filter information
Automatic compilation of address filter information permits a cable modem to route incoming data packets to destination devices. A cable modem uses address filter information, such as for example,...
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7424035 |
Method for routing information over a network
A method of operating an optical network is described. The network includes a number of nodes connected by a number of links. A method according to the present invention provisions a virtual path...
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7420962 |
Method for management of voice-over IP communications of various relative priority levels
A method for managing calls of various relative priority levels in an IP network includes polling at least one location in the network to obtain information indicative of a level of utilization...
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7415022 |
Network switching architecture with multiple table synchronization, and forwarding of both IP and IPX packets
A network switch for network communications includes a protocol determining means for determining whether an incoming packet is an IP packet or an IPX packet. L3 lookup tables, IP router tables,...
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7415006 |
Method and system for transporting data packets of a data stream
For transporting data packets of a data stream between a packet-oriented network (LAN) and a channel-oriented data stream processing module (VMOD), a data stream controller (ST) is provided which,...
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7414978 |
Minimum-cost routing with network coding
A method and computer program product for performing minimum cost routing with network coding is presented. The method and system model a network as a directed graph. A cost per unit flow is...
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7412506 |
Storage network system, managing apparatus managing method and program
A storage network system includes computers, storage systems, connection devices that control connection relations between the computers and the storage system, and a managing device that manages...
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7408936 |
Scalable VLAN grouping in a provider Metro Ethernet
A method of routing packets in network system where the network system comprises a plurality of edge nodes and a plurality of core nodes. Selected core nodes are coupled to communicate with...
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7403523 |
Methods and systems for tunneling packets of a ring-topology-based link level communications protocol over a network having a star topology using a star-topology-based link level communications protocol
Methods and systems for distributing messages of a ring-topology-based link level communications protocol over a star-topology using a star-topology-based link level communications protocol are...
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7391781 |
Providing a corrected delivery address
Providing a corrected delivery address comprises receiving a plurality of first data elements, each of the plurality of first data elements comprising a first portion and a second portion. Next...
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7369561 |
Apparatus and method for route summarization and distribution in a massively parallel router
A router for interconnecting external devices coupled to the router. The router comprises a switch fabric and a plurality of routing nodes coupled to the switch fabric. Each routing node is capable...
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7366184 |
SVC/SPVC with L3 IP forwarding
In a multi-service network, layer 2 traffic such as IP traffic according to the invention is carried over ATM SVCs or SPVCs. Methods of setting up such connections using the PNNI protocol are also...
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7366171 |
Network switch
A network switch for switching packets from a source to a destination includes a source port for receiving an incoming packet from a source, a destination port which contains a path to a...
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7362762 |
Distributed packet processing with ordered locks to maintain requisite packet orderings
Sequences of items may be maintained using ordered locks. These items may correspond to anything, but using ordered locks to maintain sequences of packets, especially for maintaining requisite...
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RE40148 |
Switched connections diagnostics in a signalling network
A method is disclosed for detecting and diagnosing faults in a network. The network has a plurality of nodes through which switched virtual connections can be established. First, all attempts at...
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7339938 |
Linked network switch configuration
System and method for integrating communications between two switches. The system includes a first switch, a second switch and a CPU. The first switch has a first plurality of ports, and the second...
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7339935 |
ATM switch for distributing cells to avoid blocking in the ATM switch
An ATM switch includes a first stage, a second stage and a third stage each of which stages includes at least one basic switch, wherein the first stage, the second stage and the third stage are...
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7336668 |
Communication management system with line status notification for key switch emulation
A real time communication device is provided for operation with a packet switched network interconnecting the real time communication device with a control unit and a plurality of remote real time...
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7330661 |
Method and apparatus for optical communication between devices
A method and apparatus for processing a data signal for transmission to a remote device transmits at least two synchronized copies of the data signal, in optical form, in different directions. To...
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7327741 |
Detecting and breaking cycles in a computer network
Various embodiments of a system and method related to a computer network capable of detecting and breaking cycles are disclosed. First routing information usable to send messages to a first address...
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7325060 |
Management system for hardware network devices
A management system for supporting management functions of managed network devices is formed by a backend management network providing processing capability to handle management transactions. In...
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7304999 |
Methods and apparatus for processing packets including distributing packets across multiple packet processing engines and gathering the processed packets from the processing engines
Methods and apparatus are disclosed for processing packets, for example, using a high performance massively parallel packet processing architecture, distributing packets or subsets thereof to...
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7298973 |
Architecture, method and system of multiple high-speed servers to network in WDM based photonic burst-switched networks
A modular reconfigurable multi-server system for use in a wavelength-division-multiplexed based photonic burst switched (PBS) network with variable time slot provisioning. An optical high-speed I/O...
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7283538 |
Load balanced scalable network gateway processor architecture
A network gateway processor architecture including a scalable array of compute processors that function to convert inbound data packets to outbound data packets, an ingress processor coupleable to...
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7281038 |
Dynamic binding of network services
A method and apparatus for dynamic binding of network services is described. A network device comprises at least one processor, memory, I/O, and at least one virtual network machine in the memory,...
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7272143 |
ATM communication system, process migration method in the ATM communication system, and handover processing method
An ATM communication system has a connection setting section for controlling a plurality of ATM switches to set an n:n bidirectional ATM connection having n terminals of a plurality of constituent...
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7239628 |
Line-powered network interface device
A network interface device includes a first interface, a power extractor, a transceiver, and a second interface. The first interface receives a signal that includes both power and packetized...
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7236455 |
Communications between modules of a computing apparatus
A computing apparatus comprises a plurality of hardware modules ( 102,104,106 ) and a shared communication infrastructure ( 110 ) by which the modules can communicate with each other in the usual...
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7233596 |
Switching method and apparatus
The present invention relates to a switching method and apparatus for performing a switching operation in a telecommunication network, wherein a side information and a service information generated...
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