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Patent # Description
US-6,697,872 Distributed packet processing using encapsulation and decapsulation chains
A method for processing packets includes specifying a primary chain of function elements on a primary processor and specifying a secondary chain of function...
US-6,697,856 Healing of incomplete circuits in networks
A network management system (114) automatically heals incomplete circuits through a network element (120C) in response to a network manager's command to heal...
US-6,697,382 Distributing and synchronizing a representation of time between components of a packet switching system
Methods and apparatus are disclosed for distributing and synchronizing a global time among components of a packet switching system. A global time is kept by a...
US-6,697,378 Method and apparatus for class based transmission control of data connections based on real-time external...
A system of wireless network with capabilities of transporting data packets, wherein the data transmission activity of each data connection is determined using...
US-6,697,360 Method and apparatus for auto-configuring layer three intermediate computer network devices
A method and apparatus for auto-configuring layer 3 intermediate devices in computer networks by extending the Dynamic Host Configuration Protocol (DHCP). The...
US-6,697,193 Shared variable gain amplifier for WDM channel equalization
An amplification architecture for WDM receiver systems. The WDM channel grid is divided into groups of adjacent channels. A separate optical amplifier is...
US-6,695,486 Angled fiber optic connector
A fiber optic connector module is presented that has one or more male fiber optic connectors on one end of an angled molded body and a corresponding number of...
US-6,694,471 System and method for periodic retransmission of messages
A method for retransmission of messages includes transmitting a first message from a source to a destination using a packet-based network. The destination is...
US-6,694,373 Method and apparatus for hitless switchover of a voice connection in a voice processing module
A method and apparatus is described that provides for switching active data connections from one processor to another processor without significantly interfering...
US-6,694,364 System and method for suppressing out-of-order side-effect alarms in heterogeneous integrated wide area data...
A method and apparatus for suppressing side effect alarms in a network communication system that arrive out of order, based on state change and the alarm...
US-6,694,351 Call optimization in meet-me conference calls
A method for joining a meet-me conference call includes establishing a Call Optimization Application (COA) channel between a Multipoint Controller-Call...
US-6,694,304 System and method for retrieving network management table entries
Systems and methods for retrieving table entries within a network management system are provided. A method includes receiving a request for table entries which...
US-6,694,008 Monitored suspension of communications sessions
A communications apparatus establishes a communications session with a remote location and receives a request to place the communications session into monitored...
US-6,693,878 Technique and apparatus for using node ID as virtual private network (VPN) identifiers
A technique is provided for managing VPN packet flows over shared access data networks. Each node in the shared access network typically has an identifier or ID...
US-6,691,250 Fault handling process for enabling recovery, diagnosis, and self-testing of computer systems
Methods, apparatus, and computer program products are disclosed for analyzing and recovering from severe to catastrophic faults in a computer system. When a...
US-6,690,789 Fault tolerant telephony control
In accordance with the present invention, a telephony control fault tolerance technique is provided. In one embodiment of the technique of the present invention,...
US-6,690,449 LCD power loss indication
A device that provides a display indicating an absence of power to an LCD is disclosed. The device includes a continuous polarizing filter layer disposed within...
US-6,687,849 Method and apparatus for implementing fault-tolerant processing without duplicating working process
Systems and methods for implementing a memory-efficient fault tolerant computing system are provided. A generic backup process may provide fault tolerance to...
US-6,687,837 Method and system for controlling the supply of power to a circuit card in a card shelf through an activation...
A method and system for controlling the supply of power to a circuit card in a card shelf includes automatically generating a deactivation signal in response to...
US-6,687,786 Automated free entry management for content-addressable memory using virtual page pre-fetch
A method of managing free entries in a CAM using virtual page pre-fetch is defined. The memory locations in a CAM are partitioned into multiple virtual pages...
US-6,687,750 Network traffic visualization
A system containing a visualization application which enables the user or other user to obtain information about various types of transactions involving the...
US-6,687,748 Network management system and method of operation
A network management server manages multiple network devices coupled to a communication network. A simulation device coupled to the communication network uses...
US-6,687,736 Localization support method for software applications with backend database
A server application program is disclosed that runs on a server and provides a client with multilingual support, but does not have a multilingual database on the...
US-6,687,307 Low memory and low latency cyclic prefix addition
Systems and methods for appending cyclic prefixes to OFDM bursts while employing minimal additional memory and adding minimal latency are provided. This...
US-6,687,247 Architecture for high speed class of service enabled linecard
A linecard architecture for high speed routing of data in a communications device. This architecture provides low latency routing based on packet priority:...
US-6,687,243 Method and apparatus for integrated wireless communications in private and public network environments
A communications system extends over a cellular region formed of a plurality of wireless cells where each cell covers a portion of the cellular region. Each cell...
US-6,687,222 Backup service managers for providing reliable network services in a distributed environment
A system and method are disclosed for providing a network service. A first criteria specifying a first set of flows from a first service manager is received at a...
US-6,686,804 Frequency synthesizer using a VCO having a controllable operating point, and calibration and tuning thereof
A frequency synthesizer, a calibrator thereof, and an operating controller thereof are described. The synthesizer comprises a main charge pump that drives a...
US-6,684,350 Repetitive pattern testing circuit for AC-coupled systems
A method for testing a signal path for mark ratio tolerance includes generating a varying test pattern by selecting between a first pattern and a second pattern...
US-6,684,331 Method and apparatus for distributing and updating group controllers over a wide area network using a tree...
An approach for establishing secure multicast communication among multiple multicast proxy service nodes of domains of a replicated directory service that spans...
US-6,684,237 Network interface throttling mechanisms and methods
Methods and apparatus are disclosed for enabling a first one of a plurality of interfaces associated with a router. In one aspect of the invention, a method is...
US-6,684,005 Connection of an add/drop node
An add/drop node used in an optical network having two fiber paths for carrying light corresponding to a plurality of channels in opposite directions may include...
US-6,683,873 Methods and apparatus for redirecting network traffic
Methods and apparatus are described for controlling packet flow to a cache system is disclosed. A packet flow intended for a first destination is received into...
US-6,683,848 Frame synchronization and fault protection for a telecommunications device
A telecommunications device includes a synchronization bus. A first controller coupled to the bus generates first pulses and communicates the first pulses using...
US-6,681,382 Method and system for using virtual labels in a software configuration management system
The present invention provides a solution to the needs described in the present application through a system and method of using Virtual Labels in conjunction...
US-6,681,341 Processor isolation method for integrated multi-processor systems
A processor isolation technique enhances debug capability in a highly integrated multiprocessor circuit containing a programmable arrayed processing engine for...
US-6,681,324 Application appliance enabling operating system and applications to run from a CDROM by determining local...
A machine having a non-volatile storage medium interface such as a CDROM drive and a local hard drive is configured for execution of an application process from...
US-6,680,998 Providing private network information during emergency calls
A telephony communication system includes a private network with multiple telephony devices that couples to the public switched telephone network (PSTN). During...
US-6,680,952 Method and apparatus for backhaul of telecommunications signaling protocols over packet-switching networks
A generic backhaul protocol is provided for passing telecommunication signaling messages according to multiple signaling protocols between a gateway and a media...
US-6,680,942 Directory services caching for network peer to peer service locator
A new directory service is established for a peer router receiving a data packet from an end station on a local area network connected to a port of the peer...
US-6,680,906 Regulating packet traffic in an integrated services network
Methods and mechanisms for regulating network packet traffic in an integrated services network, by selectively dropping packets of particular traffic, are...
US-6,678,282 System and method for communicating packetized data over a channel bank
An apparatus for communicating packetized data over a communications link using a channel bank having a time division multiplexing addressing scheme, the...
US-6,678,244 Congestion management system and method
A method of monitoring congestion within a data path having a queuing node located therein and a plurality of downstream nodes positioned downstream of the...
US-6,677,979 Method and apparatus for dual image video teleconferencing
Systems and methods for providing digital video teleconferencing over a network that allows a user to view the event in a manner more closely approximating live...
US-6,675,250 Fault tolerant communications using a universal serial bus
A system and method of operation for connecting at least one USB function to at least two USB hosts is presented. The system of provides a USB tree between each...
US-6,675,222 Network mixed topology data switching with interconnect to provide storing and retrieving of data using a...
Methods and apparatus for providing a network data switch and buffer system are disclosed. In a switch having a memory associated therewith, the memory including...
US-6,675,220 Techniques for the hardware implementation of random early detection mechanisms
Techniques for managing queues of packets are provided. Once the average queue size crosses a minimum threshold, packets are dropped according to a probability....
US-6,675,216 Copy server for collaboration and electronic commerce
Systems and methods for collaborating over the Internet (or an intranet) in which two or more parties, such as a user and an agent, can share dynamic content...
US-6,675,200 Protocol-independent support of remote DMA
A remote DMA (RDMA) shim protocol laid atop an existing network data transfer protocol but logically underneath higher level disk and file access protocols...
US-6,674,852 Call management implemented using call routing engine
A call management technique implemented using a call routing engine is disclosed. The technique of the present invention may be used to advantage to implement...
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