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Patent # Description
US-6,988,133 Method and apparatus for communicating network quality of service policy information to a plurality of policy...
A method is disclosed for communicating network quality of service policy information to a plurality of policy enforcement points. Active QoS configuration...
US-6,988,106 Strong and searching a hierarchy of items of particular use with IP security policies and security associations
Mechanisms for storing and searching a hierarchy of items are disclosed which may be particularly useful for implementing security policies and security...
US-6,987,855 Operational optimization of a shared secret Diffie-Hellman key exchange among broadcast or multicast groups
An optimized approach for arriving at a shared secret key in a multicast or broadcast group environment is disclosed. The key exchange method is mathematically...
US-6,987,839 Arrangement for converting telephone number formats for notification systems
A notification system includes a dial map configured for converting the destination telephone number within a notification message from an original format to...
US-6,987,759 Method for using a pre-configured TDM switch and traffic discard to facilitate UPSR selection
A TDM switch is configured to route TDM traffic from two receive circuits to a destination. One copy of the traffic is discarded, and a memory selectively stores...
US-6,987,740 STP root guard
The Spanning Tree Protocol (STP) chooses a root switch. Each of the other switches has a "root" port and one or more "designated ports(s)" chosen by STP. Packets...
US-6,986,022 Boundary synchronization mechanism for a processor of a systolic array
A mechanism synchronizes instruction code executing on a processor of a processing engine in an intermediate network station. The processing engine is configured...
US-6,985,964 Network processor system including a central processor and at least one peripheral processor
A general purpose, software-controlled central processor (CP) can be augmented by a set of task specific, specialized peripheral processors (PPs). The central...
US-6,985,935 Method and system for providing network access to PPP clients
A system provides computer network access to PPP clients. The system includes (a) receiving a PPP session creation request from a client, the PPP session...
US-6,985,493 Message aggregator for channelized interface programming
A message aggregation technique converts procedural instructions to object-based format for efficient transfer from a route processor to line cards of an...
US-6,985,477 Method and apparatus for supporting multiservice digital signal processing applications
A system and method for making available on a dynamic basis a large library of different firmware processing algorithms to each DSP processor engine of a DSP...
US-6,985,440 Network address translation using a forwarding agent
A system and method are disclosed for specifying network address translation for a set of packets. A first set of instructions is sent to a forwarding agent...
US-6,985,436 Ticket insertion: load information for assured forwarding classes
Disclosed are methods and apparatus for providing load information for one or more data streams within a network having a plurality of ingress routers, a...
US-6,983,414 Error insertion circuit for SONET forward error correction
An OC-192 front-end application-specific integrated circuit (ASIC) de-interleaves an OC-192 signal to create four OC-48 signals, and decodes error-correction...
US-6,983,332 Port-bundle host-key mechanism
This invention provides for an apparatus and method to associate a subscriber with one of many port bundles in an aggregation device. The method reserves one of...
US-6,983,288 Multiple layer information object repository
Techniques for relating data stored in one or more storage systems for an enterprise include managing information chunks in one or more storage systems. Each...
US-6,982,993 Virtual loop carrier system with network clock recovery
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-6,982,978 Per user and network routing tables
A gateway is provided which routes a packet sent from a user to a connected network utilizing a per-user routing table. This is accomplished by extracting a...
US-6,982,974 Method and apparatus for a rearrangeably non-blocking switching matrix
A switching apparatus is disclosed that employs a relatively simple and inexpensive switching matrix, but which avoids interruption of existing connections when...
US-6,982,967 Methods and apparatus for implementing a proxy mobile node in a wireless local area network
Methods and apparatus for enabling mobility of a node that does not support Mobile IP include sending a node attachment message from an access point to a Foreign...
US-6,981,244 System and method for inheriting memory management policies in a data processing systems
An operating system architecture and method which provides for transparent inheritance of memory management policies in data processing systems and enhanced...
US-6,981,064 Supporting multiple point-to-point sessions between network devices on an ATM backbone
Data related to multiple point-to-point sessions is transmitted on a single virtual circuit of a ATM based network. In an embodiment implemented in accordance...
US-6,981,056 Wide area load balancing of web traffic
Methods and apparatus are described for intelligently for intelligently routing a request to a device (e.g., replica or server). A packet is received (e.g., by...
US-6,981,052 Dynamic behavioral queue classification and weighting
The present invention defines a method and apparatus to extend class-based queuing (CBQ) with multiple "behavioral" queues per class, to include a dynamic...
US-6,981,029 System and method for processing a request for information in a network
An information service provider network includes a content gateway to process requests for information from a client terminal. The content gateway includes a...
US-6,980,996 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-6,980,808 Communication system with floating physical channel
A floating call anchor is used to improve the efficiency of utilization of wireless and backhaul resources in cellular communication systems. For conditions...
US-6,980,649 Hardware-based encryption/decryption employing dual ported memory and fast table initialization
A system for the encryption and decryption of data employing dual ported RAM to accelerate data processing operations during the computation of the encryption...
US-6,980,567 Method of encoding a data packet
The invention provides a method of encoding a data packet for encapsulation in one or more frames for communication from a transmitter to a receiver in a network...
US-6,980,552 Pipelined packet switching and queuing architecture
A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The...
US-6,980,534 System and method for efficient selection of a packet data servicing node
A data communication system 10 is provided that allow for the efficient management of data communication sessions requested from a plurality of packet data...
US-6,980,521 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...
US-6,978,447 Method and system for efficiently interpreting a computer program
A method and a system are provided for efficiently executing computer programs that require invocation of an interpreter. A name of a program to be interpreted...
US-6,978,394 Linear program-based technique for placing FRR TE tunnels with bandwidth guarantee
Load balancing enables the use of linear programming techniques to reduce the complexity of computing backup tunnel placement for guaranteed bandwidth...
US-6,978,309 Method and system for reprogramming instructions for a switch
The method and system for reprogramming instructions for a switch includes programming a redirection memory to associate a routing parameter set in a routing...
US-6,978,144 Method and system for managing real-time bandwidth in a wireless network
A method and system for managing real-time bandwidth request in a wireless network includes receiving a request for a connection for bandwidth of a cell of a...
US-6,978,001 Method and system for controlling audio content during multiparty communication sessions
A method and system for controlling audio content during a multiparty communication session includes prompting active participants to the multiparty...
US-6,977,946 Virtual connection service cache for filling available bandwidth
A method to utilize unscheduled bandwidth in a calendar-based VC scheduling scheme by caching a plurality of virtual connections for processing. A plurality of...
US-6,977,930 Pipelined packet switching and queuing architecture
A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The...
US-6,977,911 Scalable voice over IP system configured for dynamically switching codecs during a call
An IP telephony gateway and a media server are configured for changing media streams during an existing call according to the voice over IP (H.323) protocol,...
US-6,977,905 Network with self regulating quality of service (QoS)
A communications system and method for self-regulating quality of service in a communications network are provided which includes measuring the amount of jitter...
US-6,977,898 Method for supporting high priority calls on a congested WAN link
A network node is configured to negotiate for connections for high priority calls (e.g., voice calls) received at the node in the face of otherwise congested...
US-6,977,895 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...
US-6,976,176 Method, device, and network for providing secure communication environments
The present invention is directed towards a method, device, and network for providing secure communication environments. In one form, a communication network...
US-6,976,149 Mapping technique for computing addresses in a memory of an intermediate network node
A mapping technique allows a forwarding engine of an intermediate node to efficiently compute a starting address within an internal packet memory (IPM)...
US-6,976,088 Method and apparatus for rapidly reconfiguring bridged networks using a spanning tree algorithm
A method that rapidly reconfigures a computer network having a plurality of devices executing the spanning tree algorithm. First, one or more devices are...
US-6,976,085 Methods and apparatus for inserting data into a communications session
Mechanisms and techniques provide a system that operates in a data communications device such as a switch or a router to provide a technique for inserting data...
US-6,976,055 Apparatus and method for conducting a transfer of a conference call
A method and apparatus for conducting a transfer of a conference call are disclosed. A media gateway receives a message to transfer a conference call from a...
US-6,975,877 System and method for synchronizing clock dividers in a wireless network
A wireless network includes a plurality of base stations that provide a wireless communication capability for a plurality of mobile stations. Each base station...
US-6,975,863 System and method for selecting a wireless serving node
A system and method for selecting a wireless serving node include the capability to receive a wireless registration request at a wireless serving node and to...
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