Matches 151 - 200 out of 339 < 1 2 3 4 5 6 7 >
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6266325 Method of controlling path audit in switches  
In a path audit control method, (1) a unit (a discrete unit or common unit) within a switch holds bitmap information indicating whether each channel identifier is being used to establish a path;...
6262986 Method and apparatus for packet scheduling using queue length and connection weight  
A packet scheduling scheme capable of realizing a fair scheduling regardless of weights of connections. A packet scheduler has a plurality of packet queues for temporarily storing entered packets,...
6262985 Method and apparatus for full range translation of large external identifier to small internal identifier  
Methods and apparatus are described for translating identifiers that are used by computers to reference various entities such as data structures, external objects, or connections in a...
6260083 System for Java data block transfers of unknown length for applets and applications by determining length of data in local buffer and passing length of data combined with data out of program  
In an information processing system, a method to perform I/O (Input/Output) operations for an interpretative based program that is executing on an Interpretative Machine (IM). The method comprises...
6253242 Group sampling method for connectionless networks  
A bin based method for determining a group size estimate for applications utilizing connectionless networks. The method places an indicator of group participants who match the key under a mask into...
6249522 Path merging type communication apparatus, method thereof, and storage medium thereof  
A path merging type communication apparatus comprises a leaf interface unit, a root interface unit, a controlling unit, and a converting unit. The leaf interface unit and the root interface unit...
6240463 Router placement methods and apparatus for designing IP networks with performance guarantees  
Methods and apparatus are provided for designing IP networks with substantially improved performance as compared to existing IP networks such as, for example, those networks designed under...
6236655 Port and link identification  
A system (10) is provided for identifying a processing port (12) and a link (22) at which a cell (24) is received. The system (10) includes a logical link table (14) having a plurality of logical...
6223218 System and method for automatically setting VLAN configuration information  
An automatic VLAN configuration information setting system comprising an automatic VLAN configuration information setting device and one or more switching hubs, for setting VLAN configuration...
6222844 Frame relay interworking service control method with ATM network using a permanent virtual connection  
The present invention relates to a frame relay interworking service control method using a permanent virtual connection, whereby a frame relay subscriber's service information is registered to ATM...
6215789 Local area network for the transmission and control of audio, video, and computer data  
An Ethernet Local Area Network uses a star topology connecting user stations to a Communications Switching Module (CSM) with 10Base-T or 100 Base-TX UTP cable. Each user station typically has a...
6195355 Packet-Transmission control method and packet-transmission control apparatus  
The invention relates to a packet-transmission control method for controlling transmission of packets, the method comprising, a judgment step of forming a judgment as to whether or not the number...
6188691 Multicast domain virtual local area network  
A method whereby local area network (LAN) multicast traffic flows are defined and set up by the network management system (NMS). Network efficiency is maximized and performance degradation of the...
6188692 Integrated user network interface device for interfacing between a sonet network and an ATM network  
A user network interface device for interfacing between synchronous optical network (SONET)/synchronous digital hierarchy (SDH) which is characterized by a continuous stream of frames of data and...
6178169 Method of transmitting an ATM cell over an ATM network  
An ATM network includes a set of interconnected switches and gateways. The ATM network is capable of providing both a conventional connection-oriented service or a connectionless service. Where a...
6169736 Interfacing device to extract M sets of bits out of N sets of bits, control unit and logical cell  
An interfacing device (INT) which extracts M outgoing sets of bits (OS1, OS2, . . . , OSM) out of N incoming sets of bits (IS1, IS2, . . . , ISN), M being smaller than N, includes: a. an...
6167052 Establishing connectivity in networks  
A network includes a number of domains ("layer 2 domains") interconnected by routers. Within each domain, traffic is forwarded based on MAC addresses (or other data link layer addresses). The...
6163542 Virtual path shaping  
An apparatus and a method for shaping ATM cell traffic emitted onto a virtual path connection in an ATM network are described. Component virtual channel connections are arbitrated at an aggregation...
6144661 Network node apparatus and virtual connection control method for providing various service attributes in multicast communication  
A system for forming one point-to-multipoint connection provides various service attributes in an ATM network in response to differences in service attributes requested by receiving parties or...
6122253 ATM network switch with congestion control  
An ATM network switch (11) including a buffer (24) for buffering the flow of ATM cells and a congestion control mechanism (23). The congestion control mechanism establishes a value Max,...
6118783 Exchange apparatus and method of the same  
An exchange apparatus for exchanging packets based on a predetermined exchange system, including a plurality of input ports into which the packets are input, an input port identifier adding circuit...
6115382 Permanent virtual connection reservation control system  
A path defining/changing/deleting section sets in advance the definition of the setup of a PVC connection in a PVC connection object management table as a PVC connection object. Each PVC connection...
6111882 On-demand system  
An on-demand system controlling on-demand services between a media server and subscriber terminals, the system includes an ATM-HUB unit which performs a path setting operation in accordance with a...
6078586 ATM virtual private networks  
A network architecture and service platform for providing virtual private network services ("VPN") over an ATM network. The architecture provides services for voice, video, and data traffic among...
6069894 Enhancement of network operation and performance  
A set of logical networks is established on top of a physical network Next, a predefined objective function, closely related to the operation and performance of the physical network, which physical...
6069895 Distributed route server  
A design for a network route server in which network routing functions are distributed throughout the processing elements that constitute a switching node, while maintaining the global identity and...
6067545 Resource rebalancing in networked computer systems  
Methods for load balancing a network are disclosed. Resource rebalancing includes remapping of pathways between nodes, e.g. servers, and resources, e.g. volumes/file systems. Resource rebalancing...
6061355 ATM transmission system and method having variable transmission process functions and route configuration  
An ATM transmitter distributes an ATM transmission process function to plural electronic circuit packages and performs transmission process by forming routes between the plural circuit packages....
6058429 Method and apparatus for forwarding traffic between locality attached networks using level 3 addressing information  
A method and apparatus for layer 3 switching packets between locally attached virtual local area networks without using a routing protocol are provided. A learning internetwork switch is connected...
6052373 Fault tolerant multicast ATM switch fabric, scalable speed and port expansion configurations  
A fault tolerant multicast ATM switch fabric is constructed as a multistage interconnection network through which cells move from input to output along a pre-established data path. The control...
6049526 Enhanced integrated rate based available bit rate scheduler  
An available bit rate scheduler for asynchronous transfer mode communication of a plurality of cells over a communication network in which each cell is characterized by a virtual circuit...
6044077 Method and apparatus for ATM switching  
A switch for use in an ATM network is disclosed. The switch is designed to perform a function beyond that normally achievable with a virtual path switch functioning in accordance with the ATM...
6044415 System for transferring I/O data between an I/O device and an application program's memory in accordance with a request directly over a virtual connection  
A virtual connection created between an application program and a selected I/O device is used as a communications medium for controlling I/O processing of the I/O device by the application program....
6041050 Cell selector method and apparatus for use in time division multiplexers and switches  
The method of the present invention achieves a desired assignment of the physical cell slots comprising a time division multiplexed frame to embedded channels by ascribing an element address to...
6034956 Method of simultaneously attempting parallel path connections in a multi-stage interconnection network  
The multi-stage interconnection network of the present invention includes the use of switches in the first stage that have parallel path seeking capabilities. With these switches, a directed...
6034962 Communication method with attaching identifiers to receive request and transmit request  
In a method of increasing the network use efficiency of computer communication and reducing the limitation of byte stream in a transmit/receive request, a virtual circuit is established between...
6031820 Cell transfer control method and cell transfer control device  
A method and device for controlling transfer of cells in an ATM equipment, using the statistical multiplexing effect to control the transfer speed at regular intervals, so as to realize an...
6028861 Method and apparatus for performing packet synchronized switch-over  
A method and apparatus for performing packet synchronized switch-over is disclosed. The present invention eliminates packet loss by preventing frame integrity from being broken. Switch-over...
6028863 Method and apparatus for negotiating connection identifier  
A device at the terminal unit and a device at the network support an interim local management (ILMI) protocol. When the power is applied to the device at the terminal unit, it notifies the device...
6026090 Method and system for receiving ATM cells from an ATM network by a host  
An ATM communications system. The system includes an ATM network on which ATM cells of ATM packets travel. The system includes a host having a host memory mechanism preferably having cache lines...
6014382 ATM switching system including a switching control portion for distributing call set-up requirement signals  
An ATM switching system provided with a plurality of call processing devices, a plurality of line interfaces for inputting and outputting an ATM cell, an ATM switch connected to the plurality of...
6014367 Method for weighted fair queuing for ATM cell scheduling  
A method is provided for the implementation of a fair queuing ATM cell scheduler that can precisely pace virtual channel (VC) traffic by an assigned weight which defines the available bandwidth to...
6002688 Circuit for calculating number of idle virtual path identifier and virtual channel identifier  
A circuit for calculating the number of idle virtual path identifiers and virtual channel identifiers which includes a counting unit for counting clock cycles indicating the number of idle virtual...
5999514 Virtual connection on establishment controlling apparatus in a cell switching system and subscriber service providing method, for use in a cell switching system  
A unique VPCI is defined for each of subscriber lines #A and #B, which are accommodated in an ATM switch. Conventionally, attribute data indicating subscriber attributes can be defined only for...
5978372 Private line connection controlling method in fixed-length cell handling-type exchange and fixed-length cell handling-type exchange  
In a fixed-length cell handling-type exchange, a private line connection is set by automatically reserving a usable path and a necessary band at a designated time. The exchange includes a storage...
5974045 OAM processing device in an ATM network  
An OEM processing device for supporting operations, administration, and maintenance (OAM) in an ATM network, whose control circuit has a simplified configuration that avoids duplexity of common...
5963556 Device for partitioning ports of a bridge into groups of different virtual local area networks  
A network device for interconnecting computer networks, the device including a bridge having a plurality of ports through which network communications pass to and from the bridge, the bridge also...
5959994 ATM/SONET network enhanced as a universal computer system interconnect  
An enhanced ATM switch with CPU node interconnect functionality and peripheral interconnect functionality and network functionality. The ATM switch provides low latency transfer between computer...
5949756 Method for switching narrowband line bundles between communication systems via an ATM communication network  
Line bundles (LB1 . . . 4) containing combined narrowband connections to be switched between time division multiplex communication systems (KS) are converted into a cell-oriented information stream...
5949784 Forwarding mechanism for multi-destination packets to minimize per packet scheduling overhead in a network forwarding engine  
A technique for designating output interfaces through which a data unit is transmitted in point-to-multipoint transmission is disclosed. An indicating word having a flag field, a group indicator...
Matches 151 - 200 out of 339 < 1 2 3 4 5 6 7 >