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Patent # Description
US-6,449,647 Content-aware switching of network packets
A content-aware flow switch intercepts a client content request in an IP network, and transparently directs the content request to a best-fit server. The...
US-6,449,255 Method and apparatus for managing packets using a real-time feedback signal
A technique manages packets in a data communications device having a memory using a real-time feedback signal. The technique involves transmitting an initial set...
US-6,449,252 ATM path cell scheduling for constant and variable bit rate traffic
A system schedules both CBR and non-CBR traffic on one or more virtual paths in accordance with associated aggregate peak cell rates by including in a stream of...
US-6,449,171 Telecommunications modular cardholder with integral handle
A method for forming a telecommunications modular cardholder comprises providing a generally flat workpiece; cutting a handle in the workpiece while leaving the...
US-6,449,150 Method and system for cooling a card shelf
A method and system for cooling a card shelf includes a backplane, a plurality of side support members disposed proximate the backplane, a top support member...
US-6,446,230 Mechanism for enabling compliance with the IEEE standard 1149.1 for boundary-scan designs and tests
A mechanism for enabling compliance with the IEEE boundary-scan standard 1149.1 includes, in a first preferred embodiment, a compliance enabler working with...
US-6,446,122 Method and apparatus for communicating quality of service information among computer communication devices
A method and apparatus allows a switch or other network equipment device to provide Quality of Service information to a router or other user equipment devices...
US-6,446,121 System and method for measuring round trip times in a network using a TCP packet
An embodiment of the present invention is a system and method for measuring round trip times in a network, such as the Internet, by utilizing a packet, such as a...
US-6,445,793 Adjustable telephone system and method
An adjustable telephone system includes a base and a support coupled to the base. The support is operable to dispose the base in a plurality of positions...
US-6,445,715 Dynamic trunk protocol
A dynamic trunk protocol enables dynamic negotiation of trunk encapsulation types between ports connecting intermediate stations in a computer network. The...
US-6,445,704 Method and apparatus for virtualizing a locally initiated outbound connection from a connection manager
A system and method are disclosed for virtualizing locally initiated outbound connections from a physical machine used to implement a virtual machine. The method...
US-6,445,697 Audio codec reselection for increased port density
An Internet telephony gateway and method for operating a gateway are disclosed. The gateway is designed with a port to support a predefined maximum number of...
US-6,445,314 System and method for the decoding of variable length codes
A system for decoding variable length codes comprises a window buffer, a unique variable length code look-up table and a decoder. The window buffer is coupled to...
US-D462,237 Beer glass
US-6,442,714 Web-based integrated testing and reporting system
A centralized product testing system and method for its operation are disclosed. The system has a test application server that communicates with remote users as...
US-6,442,669 Architecture for a process complex of an arrayed pipelined processing engine
A processor complex architecture facilitates accurate passing of transient data among processor complex stages of a pipelined processing engine. The processor...
US-6,442,610 Arrangement for controlling network proxy device traffic on a transparently-bridged local area network using...
A transparently-bridged wide area network connecting Ethernet/IEEE 802.3-based local area networks uses redundant proxy devices one each LAN for internetwork...
US-6,442,608 Distributed database system with authoritative node
An authorizing apparatus for use with a client that connects to a first server in a network is described. The authorizing apparatus includes a second server that...
US-6,442,165 Load balancing between service component instances
Service requests, which are used to properly process a network access request received from a client, are processed by routing the service requests between at...
US-6,442,130 System for interference cancellation
A spatial processor that exploits signals that arrive via multiple outputs of a communication channel to provide soft decision values useful to a trellis or...
US-6,438,678 Apparatus and method for operating on data in a data communications system
A programmable data communications device is provided to process multiple streams of data according to multiple protocols. The device is equipped with a...
US-6,438,606 Router image support device
A multi-network system is provided with a facility for storing an old or superseded router image without the need for increasing router memory. A local storage...
US-6,438,133 Load balancing mechanism for a translational bridge environment
Mechanism for use in an internetworking device incorporating a translational bridging function to provide load balancing across multiple instances of the same...
US-6,438,123 Method and apparatus for supporting header suppression and multiple microflows in a network
A first packet processing node in a header suppression mode suppresses transmission of one or more packet headers. A second packet processing node receives the...
US-6,438,102 Method and apparatus for providing asynchronous memory functions for bi-directional traffic in a switch platform
A method and apparatus for providing asynchronous memory functions for bi-directional cell traffic in a switch platform are provided, wherein a parameterized...
US-6,437,906 All-optical gain controlled L-band EDFA structure with reduced four-wave mixing cross-talk
An approach for minimizing four-wave mixing (FWM) cross-talk (XT) in a WDM (wavelength division multiplexing) optical communication system is disclosed. An...
US-6,434,703 Event initiation bus and associated fault protection for a telecommunications device
A telecommunications device includes an event initiation bus, at least one card coupled to the bus that can execute an event, and at least one controller also...
US-6,434,700 Authentication and authorization mechanisms for Fortezza passwords
A method and apparatus that provide network access control are disclosed. In one embodiment, a network access control apparatus is configured to receive and...
US-6,434,627 IP network for accomodating mobile users with incompatible network addressing
An flexible address translation method allows a computer network to automatically learn that a visiting node has attached and then automatically establish a...
US-6,434,624 Method and apparatus for identifying network data traffic flows and for applying quality of service treatments...
A system within a computer network identifies specific traffic flows originating from a given network entity and requests and applies appropriate policy rules or...
US-6,434,612 Connection control interface for asynchronous transfer mode switches
A connection control interface for switches in a network is provided. The connection control interface allows the multiservice switch to provide a number of...
US-6,434,608 Methods and apparatus for caching network traffic
Methods and apparatus are described for caching a first data object in a cache. In response to a data request for the first data object, it is determined whether...
US-6,434,185 Correlation system for use in wireless direct sequence spread spectrum systems
A correlation system for use in wireless direct sequence spread spectrum systems includes a RF down converter which receives an encoded RF signal and generates...
US-6,434,166 Method for universal channel allocation based on DS-0 channelized format
A universal DS-0 channelized format is provided wherein selected states of CAS bits are used to indicate to the transport mechanism when DS-0 channels are not...
US-6,434,120 Autosensing LMI protocols in frame relay networks
The invention provides a method and system for autosensing LMI protocols in frame relay networks. When a router is first coupled to a frame relay network, it...
US-6,431,765 Distributed network repeater module and method
A repeater, useable for connecting switches in a data communication network, is provided in a distributed and/or modular fashion. The repeater includes a...
US-6,430,700 System and method for fault recovery for a two line bi-directional ring network
The present invention provides a protection protocol for fault recovery, such as a ring wrap, for a network, such as a two line bidirectional ring network. An...
US-6,430,633 Method and apparatus for automatic activation of bus termination on a fast ethernet repeater stack
An automatically activated bus termination circuit in a repeater that is suitable for inclusion in a repeater stack including an end unit determination circuit...
US-6,430,619 Virtual private data network session count limitation
A data communications network with a plurality of PoPs maintains a local database associated with each PoP and a central database somewhere on the data...
US-6,430,595 Method and apparatus for establishing a database used for correlating information gathered via SNMP
A technique efficiently creates a database used to correlate information identifying data session traffic exchanged between entities of a computer network with...
US-6,430,196 Transmitting delay sensitive information over IP over frame relay
A method of transmitting delay sensitive information over Internet Protocol (IP) over Frame Relay including storing the information in an IP packet, storing the...
US-6,430,193 Communication of physical layer control parameters
Systems and methods are provided for transferring physical layer control information from a central access point to individual subscriber units while maintaining...
US-6,430,191 Multi-stage queuing discipline
In a digital switch, incoming cells are placed into a queue in a cell memory. The switch maintains various cell queues, including VC queues that correspond to...
US-6,430,190 Method and apparatus for message routing, including a content addressable memory
A router coupled to a plurality of networks receives a data packet from a first one of the networks and routes the data packet to a second one of the networks....
US-6,430,159 Forward error correction at MPEG-2 transport stream layer
The invention is for a system and method for performing forward error correction on an MPEG-2 transport stream that has optional error correction information...
US-6,430,155 Congestion avoidance on communications networks
An interface (12, 14, or 16) in a service-provider network's transit label-switching router (P2) employs resource-management messages to inform neighbor routers...
US-6,430,153 Trunk delay simulator
A network cell is delayed by a predetermined time by injecting one or more delay cells ahead of the cell into a queue in a network (e.g., an ATM network). The...
US-6,430,052 Techniques for cooling a circuit board component
A circuit board assembly has (i) a circuit board including a section of circuit board material and a circuit board component mounted to the section of circuit...
US-6,427,174 Dynamic IP addressing and quality of service assurance
An address is allocated to a host device which is selected to obtain network access from any access point within a given communications system, while maintaining...
US-6,427,170 Integrated IP address management
A method and apparatus for managing dynamic IP address allocation in a data communications network having a point of presence, a network access device associated...
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