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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 7016313 | Methods and apparatus for generating network topology information According to a specific embodiment of the present invention, methods and apparatus are disclosed for generating network topology information. A first link state packet associated with a first node is identified. A second link state packet associated with a second no... | 03/21/2006 |
| 7016949 | Network training system with a remote, shared classroom laboratory A system and method for providing network training to students operating communication nodes at locations remote from a classroom laboratory equipped with operational servers, routers, and other computer networking devices used to implement an IT network. The networ... | 03/21/2006 |
| 7016958 | Methods and apparatus for redirecting network cache traffic A method for routing a data request received by a caching system is described. The caching system includes a router and a cache, and the data request identifies a source platform, a destination platform, and requested data. Where the source and destination platforms... | 03/21/2006 |
| 7016306 | System and method for performing multiple network routing and provisioning in overlapping wireless deployments A system and method for transmitting data in a wireless network is provided. Routing table information includes a system weight associated with each available node. An optimal node is selected based at least in part on the system weight, quality of service requireme... | 03/21/2006 |
| 7016365 | Switching fabric including a plurality of crossbar sections A switching fabric for transmitting digital data from a plurality of sources to a plurality of destinations is described. The switching fabric includes a plurality of input ports, a plurality of output ports and a plurality of switching sections. Each of the input p... | 03/21/2006 |
| 7013255 | Traffic simulation algorithm for asynchronous transfer mode networks The present invention is directed to a traffic simulation algorithm for an asynchronous transfer mode communications (ATM) network. The algorithm recognizes that packets in ATM networks can have interarrival times that are lognormally distributed or lognormally and ... | 03/14/2006 |
| 7013482 | Methods for packet filtering including packet invalidation if packet validity determination not timely made Methods and systems for firewall/data protection that filters data packets in real time and without packet buffering are disclosed. A data packet filtering hub, which may be implemented as part of a switch or router, receives a packet on one link, reshapes the elect... | 03/14/2006 |
| 7012925 | System for transmitting local area network (LAN) data frames A data transmission system, which includes multiple local area networks (LANs) coupled by a hub via multiple LAN adapters and an ATM crossbar switch coupling all LAN adapters. At least a requesting LAN transmits LAN data frames to at least a destination LAN. The LAN... | 03/14/2006 |
| 7012892 | Method and apparatus for supporting connection type partitioning in a communications network A method and apparatus for communicating and utilizing link connection type characteristics in a communications network begins by determining the connection type characteristics for a link within the network. The connection type characteristics preferably include th... | 03/14/2006 |
| 7010601 | Server reservation method, reservation control apparatus and program storage medium To allow many users to efficiently use the functions of a processing server that performs predetermined processing, via a network and also to prevent interference by illegal users. In a content supply system 100, in order to use a streaming server 102 ... | 03/07/2006 |
| 7009974 | Method and apparatus for updating addresses in network processing device A network processing device includes multiple control processors or applications. One or more of the multiple processors generates an address resolution request. A network interface is adapted to detect a reply to the address resolution request and broadcast the det... | 03/07/2006 |
| 7009977 | Method and system for expanding services in a digital loop carrier system Expanding the number of telecommunication services ports, such as ATM-compatible ports, by linking a master unit comprising a fixed number of ATM-compatible ports with one or more expansion units comprising supplemental ATM-compatible ports. A flexible expansion lin... | 03/07/2006 |
| 7009987 | Router device and cut-through path control method for realizing load balancing at intermediate routers A router device and a cut-through path control method capable of carrying out the load balancing at an intermediate router device which actually has a multi-path information, without requiring a special processing at the edge router are disclosed. At a router device... | 03/07/2006 |
| 7010591 | Self-configuring trunking on a network device A system automatically establishes a trunk between first and second network devices. The system monitors a source address and destination addresses in packets destined to or received from the second network device and determines whether a communication pattern exist... | 03/07/2006 |
| 7006493 | Virtual voice port configured to connect a switched voice call to a permanent voice call A method for routing integrated traffic from a remote site to a voice over packet system is disclosed. The method comprises receiving control signals at a virtual voice port of the voice over packet system. The method also comprises translating the controls signals ... | 02/28/2006 |
| 7006499 | Source identifier for MAC address learning A header value or label, referred to herein as a source station identification (SSID), is added to an encapsulated packet header, such as by adding the SSID as a label to the bottom of a stack of MPLS labels. The SSID comprises a unique identifier that identifies th... | 02/28/2006 |
| 7006438 | Distributed control of data flow in a network switch The network switch described herein provides a cell/packet switching architecture that switches between line interface cards across a meshed backplane. In one embodiment, the switching can be accomplished at, or near, line speed in a protocol independent manner. The... | 02/28/2006 |
| 7006444 | Self-configuring communication network Methods for configuring, maintaining connectivity in and utilizing an ATM network. Neighboring switches share topology information and enable links to neighboring switches for tag switching. Point-to-point tagged virtual connections are established between switches ... | 02/28/2006 |
| 7002958 | Method for load-balancing with FIFO guarantees in multipath networks A method for routing packets in a multipath network of nodes balances the loading of system resources while guaranteeing a FIFO network (i.e., First In First Out). Acyclic directed graphs based on local network information are used at each node with routing bias tab... | 02/21/2006 |
| 7002917 | Method for path selection in a network A method for finding a path in a network is disclosed. The network includes a plurality of nodes and a plurality of links and each one of the plurality of nodes is coupled to at least one other of the plurality of nodes by at least one of the plurality of links. Suc... | 02/21/2006 |
| 7000055 | Multi-interface symmetric multiprocessor A symmetric multiprocessor system includes a first processor and a second processor for executing a multi-threaded process on packets, a first inbound interface and a first outbound interface associated with the first processor, a first task queue accessible for rea... | 02/14/2006 |
| 7000006 | Implementing network management policies using topology reduction A method and apparatus for implementing network management policies is provided. A communication path is determined that passes through a domain of a network. The communication path characterizes the first domain as a node, but does not lose information. A managemen... | 02/14/2006 |
| 6999466 | Switching concentrator An m-to-n concentrator constructed from smaller concentrator/sorters wherein m is not necessarily equal to 2n. For instance, the m-to-n concentrator can be implemented from an └m/2┘-to-n concentrator/sorter, an ┌m12┐-to-n concentrator/sorter, and n sorting c... | 02/14/2006 |
| 6999452 | Ethernet units adapted for loop configuration and method of operating same A packet-switched network system comprises a multiplicity of multi-port network units each of which has first and second ports and other ports and transmission links coupling the first and second ports of said unit in a closed ring. The first and second ports and tr... | 02/14/2006 |
| 6996110 | Distributed MPLS architecture A system and method for processing packets of information includes an ingress module. The ingress module receives a plurality of packets of information from a first network. The ingress module determines the type of each of the plurality of packets. A route server m... | 02/07/2006 |
| 6996103 | Method and system for multicasting A method for transmitting data to multiple destinations includes storing a data portion in association with a current destination and a next destination. The method also includes (a) transmitting a copy of the data portion to the current destination, (b) updating th... | 02/07/2006 |
| 6996059 | Increasing duration of information in a packet to reduce processing requirements A device forms packets for a stream of information being transmitted over a packet switched network (such as the Internet) in the normal manner. The device responds to a predetermined event by deliberately forming packets to provide a different quality of service, a... | 02/07/2006 |
| 6995656 | Switching device comprising local decoding means The invention relates to a switching device comprising a plurality of inputs and outputs which are interconnected by a matrix of interconnection points for transmitting electric signals supplied from the inputs to the outputs via transmission lines in accordance wit... | 02/07/2006 |
| 6993027 | Method for sending a switch indicator to avoid out-of-ordering of frames in a network switch A method for preventing out-of-ordering of frames in a network switch, wherein the method includes the steps of receiving a first portion of a string of packets from a source port on a first port, transferring the first portion of the string of packets to a second p... | 01/31/2006 |
| 6993043 | End-to-end prioritized data delivery on networks using IP over frame relay The invention provides methods and systems for providing priority processing to critical data as the data is transmitted across a network. A plurality of Internet protocol (IP) packets, each of which contains data and priority information, are received at a first ro... | 01/31/2006 |
| 6982950 | System and method for connecting a call in a tandem architecture A system and method for connecting a call in a tandem architecture comprises a signaling processor for processing call signaling to determine connections for the user communications. A controllable asynchronous transfer mode (ATM) matrix accepts control messages for... | 01/03/2006 |
| 6980521 | Method and apparatus for per session load balancing with improved load sharing in a packet switched network Systems and methods for implementing per-session load balancing of packets that increase traffic sharing and reduce systematic unequal distribution of traffic are provided by virtue of one embodiment of the present invention. A method for operating a selected router... | 12/27/2005 |
| 6980547 | Distributed switch/router silicon engine A method and system for providing a remote switching engine to monitor and control network traffic and utilizing appended word source address port mapping is provided. The system comprises a number of ports, at least one local switching device, at least one local fo... | 12/27/2005 |
| 6981063 | Method for time synchronization of a computer network, and computer network with time synchronization A method for time synchronization of a computer network by a main computer, in which case, for synchronization with an N-th interrupt, a time signal corresponding to the instant of the interrupt plus a time interval between the interrupts is transmitted on an ATM bu... | 12/27/2005 |
| 6977885 | Packet transmitting and receiving method and apparatus therefor According to the present invention, an information network wherein, packets can be forwarded between entities on a network along a plurality of lines, each line carrying separate copies of information. If a portion of one copy of the information is lost due to line ... | 12/20/2005 |
| 6977895 | Apparatus and method for rate-based polling of input interface queues in networking devices The congestion control in a networking device having a plurality of input interface queues includes (a) estimating the data arrival rate on each of the plurality of input interface queues, and (b) determining, for each polling round, the sequence in which the plural... | 12/20/2005 |
| 6976208 | Progressive adaptive time stamp resolution in multimedia authoring Environments with unreliable delivery may result in faltering presentation of multimedia objects, due to missing time stamp deadlines. This may be alleviated by introducing more flexible time stamping. To avoid this, additional MPEG-4 object time information is sent... | 12/13/2005 |
| 6975626 | Switched network for low latency communication A switched network includes a buffer-less switch coupling the sending nodes and the receiving nodes. The switch transmits packets successfully delivered to the receiving nodes through the buffer-less switch with a fixed forwarding rate. The switched network resolves... | 12/13/2005 |
| 6975581 | VLAN protocol A method of broadcasting a packet to the ports belonging to one VLAN of a network, whereas the network has multiple network switches. Each network switch has its own local ports and a local VLAN table. Each local VLAN table stores local port membership of its networ... | 12/13/2005 |
| 6972786 | Multimedia services using central office A system for providing video communication services to one or more premises with video communications-services users, comprising a first premises network, a plurality of user workstations interconnected by the first premises network, and a multimedia central office ... | 12/06/2005 |
