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7206280 |
Method and apparatus for asynchronous incremental redundancy reception in a communication system
An ARQ method using Incremental Redundancy that can be used in either synchronous or asynchronous communication systems. Information received by receiving equipment contains a one-bit NEW/CONTINUE...
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7207062 |
Method and apparatus for protecting web sites from distributed denial-of-service attacks
An Internet Service Provider (ISP), in consideration of being remunerated in some manner by a site, determines whether packets destined to that site conform to a profile provided to the ISP by that...
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7203171 |
Ingress discard in output buffered switching devices
Disclosed herein is a packet switching device coupled to receive inbound packets from a network, switch the packets through a switching fabric, and provide outbound packets to a network. Multiple...
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7203162 |
Link state retransmission mechanism
The present invention enhances reliable flooding of link state advertisements (LSAs) using retransmission. In accordance with the present invention, a technique is disclosed to make a...
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7200111 |
Method for improving TCP performance over wireless links
A protocol for differentiating congestion-related packet loss versus random packet loss in a wireless data connection. The protocol monitors changes in the length of a transmission queue in a...
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7193972 |
Data transmission method and data transmitter
An arrival time of each piece of data is calculated from an occurrence time of the piece of data and a transmission unit time period of the piece of data, and pieces of data are transmitted in the...
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7190668 |
Method of anchoring flows
A method is described for anchoring IP flows in a network. An IP flow is transmitted by a mobile node and received at a access router attached to the mobile node. The IP flow is transferred to an...
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7190670 |
Method and apparatus for multimedia streaming in a limited bandwidth network with a bottleneck link
A method used for communicating packets or other information units from a server ( 11 ) to a client ( 15 ) over a communication path including a packet scheduler ( 14 - 1 ) followed by a bottleneck...
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7190667 |
Link level packet flow control mechanism
Some embodiments of the present invention include data network comprising a host system having a host-fabric adapter; at least one remote system; a switch fabric which interconnects said host...
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7190669 |
System, method and computer readable medium for flow control of data traffic
A method of controlling the flow of data traffic from a source node to a destination node through a flow-controlling node in a data communication network is disclosed. The flow-controlling node...
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7184397 |
Real-time source activated shaping
A network device. The network device includes an input port to receive input data and a transmission port to transmit data. The device also includes a detector to detect real-time input data and a...
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7184439 |
Method and system for optimizing switch-transaction processing in a telecommunications network
A method, system and article for optimizing the processing of switch transactions and updating multiple switches of a communications network based on a single transaction is provided. When a switch...
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7180898 |
Communication system
A communication system is provided of selecting the most approximate line from two or more connectable lines and connecting with a provider through the selected line in the mobile communication...
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7181527 |
Method for transmitting load balancing in mixed speed environments
A method for transmitting load balancing in mixed speed environments such as physical interface speed changes and client flow speed changes is disclosed. Components such as an association module, a...
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7180858 |
Tool for measuring available bandwidth in computer networks
The available bandwidth of a communication path between two nodes of a computer network is determined using probe packages that are transmitted between a sender one of the nodes and a receiver one...
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7177271 |
Method and system for managing admission to a network
A method and system for managing admission to a network considers the packet delay of the network in making an admission decision. The packet delay of the network is periodically probed. To avoid...
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7177272 |
System and method for optimizing link throughput in response to non-congestion-related packet loss
A system, apparatus, and method for providing secure loss recovery for packet loss due to bit errors and other non-congestion-related packet loss occurring over the communication link. An...
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7177270 |
Method and apparatus for minimizing network congestion during large payload delivery
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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7177942 |
Method for changing fibre channel speed of a drive loop with ESM-controlled drive boxes using redundant drive channels
The present invention discloses a system for adjusting the speed of operation of a channel for communicating with disk drives in a multi ported system, comprising a bridge controller having a first...
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7170855 |
Devices, softwares and methods for selectively discarding indicated ones of voice data packets received in a jitter buffer
Devices, softwares and methods for selectively discarding indicated ones of voice data packets received in a jitter buffer. A comparative discardability code is extracted from one of the stored...
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7167478 |
Versatile system for message scheduling within a packet operating system
The present invention provides a system for producing a packet delivery schedule, based on desired priority and weighting characterizations of the packet traffic. A number of prioritization schemes...
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7165127 |
Flow control for interfaces providing retransmission
A method and apparatus is described, by means of which a host data communication device obtains the effects of a desired data communication protocol, such as flow control, that may not be supported...
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7164425 |
Method and system for high speed network application
A method and system for monitoring frame flow in a Fiber Channel network is provided. The method includes, deleting fill words before any frame data is allowed to be stored in a buffer memory;...
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7164687 |
Queue control method and relay apparatus using the method
A queue control method used in a relay apparatus which includes a plurality of ports for sending and receiving and performs relay of flows between networks is provided, in which the queue control...
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7164917 |
Radio access network apparatus and mobile communication system using the same
The radio access network for allowing to construct a system abundant in scalability in a W-CDMA mobile communication system. A RNC in the radio access network is physically separated into a C plane...
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7161957 |
Video packets over a wireless link under varying delay and bandwidth conditions
An apparatus in a wireless network includes a video encoder for encoding uncompressed video information into packets with variable length of compressed frames, and a decision processor for...
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7161902 |
Reducing network traffic congestion
Congestion control in a communications network, e.g. an Internet Protocol (IP) network, is effected by controlling the egress rate of traffic from the output buffer of the system routers or...
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7162507 |
Wireless network site survey tool
A tool for providing a site survey of a wireless network. In one embodiment the tool includes a network server, a plurality of access points and a mobile client. The network server is used to...
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7161901 |
Automatic load balancing in switch fabrics
A load balancing system and method for network nodes is provided. The load balancing system includes crossbar devices, queues to receive data and a load balancer. The load balancer determines the...
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7158479 |
Method and apparatus for non contiguous sliding window
A method that limits data flow between two network nodes to an amount within a window where a first portion of data within a first segment of the window is separated from a second portion of data...
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7159061 |
Link layer device with configurable address pin allocation
Techniques are disclosed for flexible allocation of address pins of an interface bus to particular sub-buses of the interface bus. The interface bus is between at least one physical layer device...
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7159219 |
Method and apparatus for providing multiple data class differentiation with priorities using a single scheduling structure
A scheduler for shared network resources implementing a plurality of user selectable data scheduling schemes within a single hardware device. The schemes include strict priority, priority for one...
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7155438 |
High availability for event forwarding
High availability event forwarding can be obtained utilizing distributed queues in a server cluster. Each server can receive an event from a data system, such as a database or SAP™ system. Event...
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7155723 |
Load balancing service
A load balancing service for a plurality of customers performs load balancing among a plurality of customer Web servers. Requests for Web content are load balanced across the customer Web servers....
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7154849 |
Packet forwarding apparatus with packet controlling functions
A packet forwarding apparatus which quickly selects a plurality of control information entries to be applied according to header information of an input packet and concurrently performs various the...
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7151778 |
Frame filtering of fibre channel packets
The present invention provides a system and a method for filtering a plurality of frames sent between devices coupled to a fabric by Fiber Channel connections. Frames are reviewed against a set of...
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7151743 |
Method of transmitting a data packet
In a multiple access system, transmit authorizations are transmitted at a high rate in order to fulfil the requirements relating to the delay jitter. However, the transmit authorizations are...
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7149183 |
Network channel access protocol - slot allocation
Network channel access protocol is disclosed. More particularly, a distributed, locally determined, channel access protocol that adapts to load, avoids interference and controls access by a group...
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7149228 |
Method for changing the route of a data transfer connection and for increasing the number of connections over a data transfer link
A method for changing a data transfer rate on a communications connection, wherein information is processed using a processing method at a first point of the communications connection. The...
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7145869 |
Method for avoiding out-of-ordering of frames in a network switch
A method for avoiding out-of-ordering of frames in a network, wherein the method includes the steps of providing at least one first type of queue in a network switch, providing at least one second...
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7146438 |
Device and method for controlling packet flow
In a device and method for controlling packet flow, priority data of a packet received by one of a plurality of ports are determined. A packet memory is monitored to determine whether an address...
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7145868 |
Congestion management in a multi-port shared memory switch
A method and system for detecting and controlling congestion in a multi-port shared memory switch in a communications network. The proposed congestion management scheme implements a local and a...
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7145870 |
Method and apparatus for combining dedicated and shared networks for efficient data transmission
The utilization of an overflow link is envisioned within a communication network to increase bandwidth. In order to increase bandwidth when necessary, an alternate overflow network is utilized to...
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7145871 |
Automatic router configuration based on traffic and service level agreements
An arrangement where a policy manager automatically generates configuration file updates for the routers in the network, as necessary, sends those updates to the appropriate routers, and causes the...
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7142548 |
Communicating in a reverse wireless link information relating to buffer status and data rate of a mobile station
A wireless communications network includes a mobile station and base station that are capable of communicating over a wireless link. Information relating to a status of a buffer in the mobile...
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7142507 |
Traffic monitoring equipment and system and method for datagram transfer
The purpose of the present invention is to provide a datagram transfer network that can operate stably by avoiding a state of congestion collapse by utilizing information derived from evaluating...
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7142547 |
Scheduling device and cell communication device
A scheduling device and a cell communication device capable of reducing a total storage region required for a scheduling function. Cell output control is performed by the scheduling function. The...
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7142506 |
Method and apparatus for transmitting packets
There is disclosed an apparatus and methods for adjusting of bit rate transmission in a communication network by monitoring the state of the network, detecting the state of the network and...
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7136353 |
Quality of service management for multiple connections within a network communication system
Improved quality of service management for multiple connections between a sender and a receiver may be achieved by allocating a host-level transmission rate among the multiple connections based on...
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7133360 |
Conditional bandwidth subscriptions for multiprotocol label switching (MPLS) label switched paths (LSPs)
A method and system for providing conditional bandwidth subscriptions to MPLS LSPs. Traffic is policed and/or marked at an ingress node to ensure that traffic that exceeds the LSP's conditional...
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