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6885637 |
Distributed determination of explicit rate in an ATM communication system
In an ATM satellite communication system, congestion parameters for the downlink from the satellite are measured in the satellite and are broadcast to the downlink terminals or to the downlink and...
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6882622 |
Flow control system for network devices
A network device which includes means for receiving data packets over a link, a memory for the packets, means for providing an indication that the occupancy of the memory is less than a first...
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6879993 |
Apparatus and method for binding a connection-oriented client to a communication channel
Each connection-oriented client in a network device is bound to its own communication channel. The communication channel may be an X.25 logical channel having a single virtual circuit.
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6874021 |
Techniques for configuring network devices with consistent forms for getting and setting device properties
A page for sending to a client process from a server during network management incorporates a form having a plurality of input fields and a submit button. The form is associated with either a first...
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6874032 |
Method and system for burst congestion control in an internet protocol network
A method and system for controlling congestion in an IP network comprises the steps of preallocating, for a predetermined interval of time, a set of burst access parameters to a set of...
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6870834 |
Communication server apparatus providing XDSL services and method
A communication system ( 500 ) includes a plurality of subscriber systems ( 510 ) coupled to a plurality of twisted pair data lines ( 520 ). Each subscriber system ( 510 ) has an availability...
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6870809 |
Fair scheduling in broadcast environments
Fair scheduling in broadcast environments is disclosed. In one embodiment, a computerized system includes a link through which packets are transmitted, and a plurality of nodes. Each node transmits...
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6870810 |
Apparatus and method for managing network congestion
A method for managing congestion on a network, the method including establishing a buffer ( 20 ) threshold bounding a first and a second buffer region ( 22, 24, 26 ), maintaining a rejection...
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6870487 |
Method for transmitting data packets between motor vehicles
A method for transmitting data packets between motor vehicles includes transmitting individual data packets including vehicle data and generation data for the individual data packets. Other motor...
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6865154 |
Method and apparatus for providing bandwidth and delay guarantees in combined input-output buffered crossbar switches that implement work-conserving arbitration algorithms
A system is described where delay and bandwidth guarantees are implemented with a crossbar switch. A rate controller is provided as a front-end to a crossbar switch with an arbiter running a...
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6862455 |
Signalling radio service requirements
A method of establishing transmissions to a mobile station in a wireless radio communications system where an indication of the radio service requirement is provided to the mobile terminal. A...
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6862607 |
Method to provide information in an internet telecommunication network
The invention concerns a method to provide information (INF) in an Internet telecommunication network from a server (S) to a terminal (T) of a user. The method comprises the steps of requesting...
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6862264 |
Hybrid access system employing data acknowledgement suppression
A hybrid access system and method using a hybrid access system point of presence router and a remote link adapter to connect a user computer terminal to a network for fast downstream information...
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6859432 |
Packet switch for providing a minimum cell rate guarantee
A packet switch includes a memory unit for storing a flag for indicating a state of existence of a packet in a buffer memory, a peak cell rate packet interval value for restricting a read-out rate...
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6856595 |
Method and apparatus for providing input back pressure in an output buffered switch
A switch applies back pressure to an ingress port while an output queue is congested. The switch includes an output queue associated with an egress port in the switch. The output queue stores...
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6853649 |
Method for controlling packet-oriented data forwarding via a coupling field
In the context of making a cell-loss-sensitive connection between an originating subscriber device and a destination subscriber device via an ATM coupling field, a connection is set up only if the...
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6850711 |
Unused band use right acquisition controlling method and passive optical network for the same
A passive optical network (PON) including an optical line termination (OLT) and a plurality of optical network units (ONUs) which are connected. The optical line termination includes a band setting...
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6847612 |
Method for removing ATM cells from an ATM communications device
A decision algorithm for discarding frames is disclosed. A method is disclosed including the application of rules which results in the limited use of the Partial Packet Discard (PPD) method and...
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6847609 |
Shared management of a network entity
A telecommunications network is provided. The network includes at least one service delivery unit having a data port and a network interface port and a memory that stores data for managing the...
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6842788 |
Computing and using resource colors for composite links
A router can consider two color vectors for a path including multiple links through a network. One color vector indicates colors that all of the multiple links include. Another color vector...
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6839794 |
Method and system to map a service level associated with a packet to one of a number of data streams at an interconnect device
A method and system automatically map a service level to a data stream within an interconnect device. A plurality of data streams is selected, each of the plurality of data streams being associated...
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6839768 |
Startup management system and method for rate-based flow and congestion control within a network
A startup management system and method, particularly adapted for use in computer and other communication networks, is presented. Rate-based flow and congestion control mechanisms have been...
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6834039 |
Apparatus and method for efficient TDMA bandwidth allocation for TCP/IP satellite-based networks
A communication system balances message traffic between return channel groups and within the groups, so that the user does not control the specific transmission frequency used. Uplink frequencies...
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6831890 |
Measuring network performance parameters in data communication networks
Data cells traversing an Asynchronous Transfer Mode (ATM) network ( 10 ) are passively monitored by probes at two spaced points ( 12,14 ). A filtering characteristic is applied to select cells...
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6832252 |
Methods and apparatus for caching network data traffic
Methods and apparatus for facilitating data transmission in a network are described. A first data request is received at a first intermediate platform, the first data request indicating a source...
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6831891 |
System for fabric packet control
A method for managing data traffic in nodes in a fabric network, each node having internally-coupled ports, follows the steps of establishing a managed queuing system comprising one or more queues...
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6831895 |
Methods and devices for relieving congestion in hop-by-hop routed packet networks
Congestion across links in a network, such as the Internet, is reduced by diverting traffic from the congested link to alternative, shortest paths by adjusting splitting factors associated with the...
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6831893 |
Apparatus and method for wire-speed classification and pre-processing of data packets in a full duplex network
A network interface that processes data packets transmitted on a network is provided. The network interface includes a first data path, a second data path, a header processor, a classifier unit,...
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6826147 |
Method and apparatus for aggregate flow control in a differentiated services network
In accordance with a method and apparatus for managing aggregate flows of data in a differentiated services (DS) network, fairness issues are improved by enforcing congestion control at the edges...
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6820128 |
Method and apparatus of processing packets having varying priorities by adjusting their drop functions according to a predefined fairness relationship
An apparatus and method of managing received packets to be transmitted from a network device stores the received packets on one of two different buffers. In particular, the received packets are one...
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RE38650 |
System for performing deadlock free message transfer in cyclic multi-hop digital computer network using a number of buffers based on predetermined diameter
In brief summary, the invention provides a new message packet transfer system, which may be used in, for example, a multiprocessor computer system. The message packet transfer system comprises a...
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6813242 |
Method of and apparatus for fast alternate-path rerouting of labeled data packets normally routed over a predetermined primary label switched path upon failure or congestion in the primary path
A new technique for fast alternate-path automatic rerouting of labeled data packets normally routed over a predetermined primary label switched path upon failure or congestion in the primary path.
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6813642 |
Communication process by connecting server end in series with system under verification in a network
A communication process by connecting a server end in series with a system under verification (SUV) in a network. The process initializes a communication port connected to server end and SUV and...
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6804194 |
Network switching architecture utilizing cell based and packet based per class-of-service head-of-line blocking prevention
A network switch for network communications includes a first data port interface which supports a plurality of data ports which transmit and receive data at a first data rate. A second data port...
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6804717 |
Providing quality of service by transmitting XML files indicating requested resources
Providing quality of service includes reserving resources to transmit data from a source location to a destination location and transmitting the data from the source location to the destination...
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6804228 |
Method for transmitting data via a number of interfaces
The present invention is directed to a method for transmitting data via a number of interfaces arranged in parallel. The interfaces respectively have a receiver unit for receiving data packets and...
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6801499 |
Diversity schemes for packet communications
A process ( 111,101 ) of sending packets of real-time information at a sender ( 311 ) includes steps of initially generating at the sender the packets of real-time information with a source rate (s...
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6798741 |
Method and system for rate shaping in packet-based computer networks
The flow of packet-based traffic is controlled to meet a desired rate by calculating, as a moving average, a current rate of packet-based traffic on a link, calculating the sum of the error between...
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6795865 |
Adaptively changing weights for fair scheduling in broadcast environments
Adaptively changing weights for fair scheduling in broadcast environments. In one embodiment, a computer-implemented method allocates bandwidth among a plurality of flows, such as nodes, sharing an...
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6791942 |
Dynamic ethernet power management
To reduce power consumption of a communications interface between a network and a processor, a method for controlling the interface monitors data traffic from sides of the interface. Upon detecting...
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6791941 |
Learning-based admission control adjustment in data networks
Tuning for connection admission control (CAC) algorithms in broadband ATM networks is accomplished using an overbooking technique based on aggregate effective bandwidth, AEBW, as an approximation...
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6791998 |
Polling period controlling apparatus
A polling period controlling apparatus capable of polling with a period traceable temporal variations of management information values of a managed unit is provided with a polling period calculator...
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6789203 |
Method and apparatus for preventing a denial of service (DOS) attack by selectively throttling TCP/IP requests
According to the present invention, method, apparatus, and computer readable medium for preventing a DoS attack without notifying the DoS attacker are disclosed. In one embodiment, in a...
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6789050 |
Method and apparatus for modeling a web server
A method and apparatus for modeling a web server is described. The web server is modeled by identifying a plurality of sub-systems for the server. Each sub-system is represented as a queue, with...
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6788646 |
Link capacity sharing for throughput-blocking optimality
The invention concerns an efficient strategy for sharing link bandwidth in a mixed rigid-elastic traffic environment, as well as a strategy for sharing bandwidth among elastic traffic flows. The...
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6785227 |
Method and apparatus for multi-layer resource management in wireless communications systems
A method and apparatus are provided for dynamically controlling a high speed wireless communication system capable of transmitting a message via a communication channel, to minimize the...
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6785286 |
Port mirroring across a trunked stack of multi-port communication devices
A stackable multi-port communication device for a packet-based data communication system, having a multiplicity of physical ports for the reception and dispatch of data in the form of packets,...
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6778825 |
Path discovery method for return link communications between a mobile platform and a base station
A polling system and method for establishing forward and return communications links with a plurality of mobile platforms operating within a given coverage region. The system and method combines...
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6778493 |
Real-time media content synchronization and transmission in packet network apparatus and method
A system for transmitting and synchronizing real-time multimedia content includes a multimedia server for generating a multimedia packet; a packet-based communication network connected to the...
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6775541 |
Method and apparatus for controlling data rates to preserve voice quality in a CDMA system
A method of protecting voice calls in danger of being dropped from a cell of a wireless communication system due to high speed data users. The method including the steps of calculating a...
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