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| Patent # | Description |
|---|---|
| US-6,751,233 |
UTOPIA 2--UTOPIA 3 translator A system for an interface between a physical layer and a communication network. The system comprises a UTOPIA 3 physical layer receiver (23) operable to receive... |
| US-6,751,191 |
Load sharing and redundancy scheme Methods and apparatus for providing a device for forwarding packets in a network are disclosed. A first router and a second router having a shared set of... |
| US-6,751,190 |
Multihop nested tunnel restoration A network communications tunnel is established by assigning a unique label to each communications link between adjacent nodes in a pre-defined network path. A... |
| US-6,751,188 |
Method and apparatus for a graceful controller switchover A method and apparatus for switching from a primary network controller to a secondary network controller. A switchover request is received. Messages accepted by... |
| US-6,750,687 |
Method and apparatus for phase aligning two clock signals utilizing a
programmable phase adjustment circuit An apparatus, method, communications device and computer readable medium for phase aligning two clocks and providing a graceful switch between active and standby... |
| US-6,748,543 |
Validating connections to a network system A mechanism for authenticating multiple connections to a network server is disclosed. A client establishes a first connection to the server. In establishing the... |
| US-6,748,432 |
System and method for suppressing side-effect alarms in heterogenoeus
integrated wide area data and... A method and apparatus for suppressing side effect alarms in a network communication system, based on state change and the alarm reporting history of logical... |
| US-6,748,420 |
Methods and apparatus for providing shared access to an application The system of the invention provides a collaboration adapter which can be integrated into a web server or a web/application server to allow multiple computer... |
| US-6,747,972 |
Method and apparatus for reducing the required size of sequence numbers
used in resequencing packets In one implementation, a first set of packet switch sequence numbers is used for end-to-end resequencing of packets within a packet switch, and a second set of... |
| US-6,747,971 |
Crosspoint switch with independent schedulers An apparatus is described comprising an ingress port and a plurality of switch planes where each of the switch planes has a dedicated scheduler and each of the... |
| US-6,747,957 |
Network availability monitor A method and system for measuring availability of a high-availability network that includes interconnected routers and switches. One embodiment of the present... |
| US-6,744,741 |
System and method for maintaining a plurality of media conferences A system for maintaining a plurality of media conferences includes digital signal processors (DSPs) and a system resource management (SRM) module coupled to the... |
| US-6,744,324 |
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-6,742,186 |
Method and apparatus for enhancing periodic ranging for cable modems Disclosed is a cable modem termination system (CMTS) capable of outputting periodic ranging opportunities. The CMTS includes an upstream receiver and demodulator... |
| US-6,742,126 |
Method and apparatus for identifying a data communications session A method and apparatus for using a session identifier to identify a specific data communications session between an apparatus and an external apparatus is... |
| US-6,742,045 |
Handling packet fragments in a distributed network service environment A system and method for providing a network service is described. A fragment criteria is sent from a service manager to a forwarding agent that instructs the... |
| US-6,742,044 |
Distributed network traffic load balancing technique implemented without
gateway router The technique of the present invention provides a solution to the problem of routing or redirecting a given client to a replica or proxy server which has a... |
| US-6,741,705 |
System and method for securing voice mail messages A system is provided for securing voice mail messages. The system includes a packet network and a telephony device that is coupled to the packet network. The... |
| US-6,741,688 |
Method and apparatus for handling telephone calls An electronic method and apparatus for handling telephone calls is described. The method includes storing in a memory a telephone number template. The template... |
| US-6,741,610 |
Universal protocol conversion A scalable, programmable software based application run on a programmed general purpose digital computer is used for interconnecting a plurality of heterogeneous... |
| US-6,741,592 |
Private VLANs The invention uses a layer 2 switch (L2 switch), or bridge, to separate user's message traffic by use of Virtual Local Area Networks (VLANs) defined within the... |
| US-6,741,591 |
Search engine interface system and method A search engine interface system comprising a header analyzer, which is coupled to a search engine interface adaptor that receives from header parser via a... |
| US-6,741,590 |
Method and apparatus for managing a subtended communication network A subtended communication network includes a first node servicing a plurality of first subscribers and having a subtend module and a corresponding first... |
| US-6,738,862 |
Block mask ternary CAM The invention provides a method and system for flexible matching of data in a CAM, that does not use the overhead of one mask bit for each matched value bit. The... |
| US-6,738,826 |
Router software upgrade employing redundant processors Systems and methods for replacing software controlling active routers while minimizing impact on network operation are provided by virtue of one embodiment of... |
| US-6,738,825 |
Method and apparatus for automatically provisioning data circuits The present invention discloses a method and apparatus for automatically provisioning data stitching circuits within a network element (NE). Data circuits are... |
| US-6,738,824 |
Dial-out link selection via static route redistribution Dial-out route service is forwarded by a gateway to reduce congestion in a data communication network. The first gateway determines availability of it ports to... |
| US-6,738,814 |
Method for blocking denial of service and address spoofing attacks on a
private network A method is provided for blocking attacks on a private network (12). The method is implemented by a routing device (10) interconnecting the private network (12)... |
| US-6,738,803 |
Proxy browser providing voice enabled web application audio control for
telephony devices A unified web-based voice messaging system provides voice application control between a proxy browser having a web browser, and an application server via an... |
| US-6,738,781 |
Generic command interface for multiple executable routines having
character-based command tree A processor based system includes a parser, configured for identifying whether an input word received from a user is a new command word relative to a... |
| US-6,738,758 |
Adaptive bucket indexing mechanism to effectively manage service activation
requests A method for decomposing a service activation request (SAR) into sub-requests for specific network resources and classifying the SAR with an adaptive bucket... |
| US-6,738,392 |
Method and apparatus of framing high-speed signals A method for high-speed signal framing of an incoming bit stream includes receiving the incoming bit stream in a datapath and locating a predetermined framing... |
| US-6,735,716 |
Computerized diagnostics and failure recovery Computerized diagnostic and failure recovery techniques are provided. The techniques of the present invention permit a component object model (COM) server... |
| US-6,735,657 |
Method and apparatus for connecting two-wire serial interface and
single-wire serial interface with high... A two-wire interface having a receive wire and a transmit wire is coupled for communication with a single-wire serial interface to provide for relatively... |
| US-6,735,625 |
System and method for automatically determining whether a product is
compatible with a physical device in a network A system and method for interfacing with a component located in a network environment is provided. A user in a network environment can connect to a device on the... |
| US-6,735,548 |
Method for automated network availability analysis A method for automated network availability analysis. A network availability analysis system receives a network topology specified by a user. The network... |
| US-6,735,289 |
Devices, methods and softwares for telecommunication service provider to
receive fax on behalf of subscriber on... A routing switch made according to the invention is controlled by a Telephone Service Provider ("TSP"). Voice telephone calls of a subscriber with the new... |
| US-6,735,288 |
Voice over IP voice mail system configured for placing an outgoing call and
returning subscriber to mailbox... An IP telephony gateway and a voice mail resource enable a voice mail subscriber to place an outgoing call to a destination party from a voice mail session via a... |
| US-6,735,207 |
Apparatus and method for reducing queuing memory access cycles using a
distributed queue structure To reduce the number of memory access cycles required to process each data element in a data networking device having one or more queues and a corresponding set... |
| US-6,735,201 |
Efficient network multicast switching apparatus and methods Efficient switched network multicasting techniques are provided. Incoming multicast packets are processed by a central forwarding engine (CFE) in a network... |
| US-6,735,198 |
Method and apparatus for updating and synchronizing forwarding tables in a
distributed network switch A mechanism and technique updates and synchronizes forwarding tables contained on line cards that are interconnected by a switch fabric of a distributed network... |
| US-6,735,197 |
Concatenation detection across multiple chips An apparatus and method for detecting concatenation of payload data for an communication circuit is disclosed, wherein the payload data is dispersed over a first... |
| US-6,735,173 |
Method and apparatus for accumulating and distributing data items within a
packet switching system Methods and apparatus are disclosed for accumulating and distributing information in a packet switching system. For example, it is desirable in certain packet... |
| US-6,735,169 |
Cascading multiple services on a forwarding agent A system and method are disclosed for providing a plurality of network services. The method includes receiving at a forwarding agent a plurality of matching... |
| US-6,732,187 |
Opaque packet handles Systems and methods for managing packet memory. Various clients in a router need to read from and/or write to the contents of individual packets. In one... |
| US-6,732,178 |
Forced network portal A system manages communications between a user and a network by receiving a user request for access to a network file during a user network connection session... |
| US-6,732,163 |
System for selecting the operating frequency of a communication device in a
wireless network A system for automatically selecting communication frequencies for wireless communication devices (e.g., base unit, access point, and controller) being added to... |
| US-6,731,644 |
Flexible DMA engine for packet header modification A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The... |
| US-6,731,627 |
Virtual loop carrier system A loop carrier system includes a home local area network having plural telephone modules and a hub coupled to in-home telephone wiring. The telephone modules and... |
| US-6,731,425 |
Modular Raman pump double-multiplexer Optical amplification bandwidth is improved by providing an economical and practical way of multiplexing together multiple Raman pump energy sources at disparate... |
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