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Method for routing information over a network employing centralized control
A method and apparatus for centralized control of a network is described. The network includes a number of nodes. The method includes creating a database and...
Techniques for maintaining compatibility of a software core module and an
Techniques for maintaining version compatibility between a first module and one or more interacting modules that interact with the first module through an...
Method and apparatus for mapping prefixes and values of a hierarchical
space to other representations
Methods and apparatus are disclosed for mapping prefixes and/or values of a hierarchical space to other representations while maintaining the original hierarchy,...
Methods and apparatus for routing requests in a network
A system and method of routing requests received from client computers. The client computer processor is redirected to a router for which the address is within...
Load balancing using distributed forwarding agents with application based
feedback for different virtual machines
A system and method are described for selecting a server to handle a connection. The method includes receiving at a service manager a connection request...
Method and apparatus for providing a distributed service in a network
A method and apparatus for providing a distributed service at a router within a network are disclosed. A first router executes a distributed service on a first...
Array beamforming with wide nulls
A method and implementation of wireless communication are disclosed in which wireless signals are exchanged between at least one remote client and a directional...
Fault tolerant telephony control
An agent workstation in a computer-telephony system is controlled to provide a fault tolerance technique. A telephony device driver in the workstation is...
Method for recursive BGP route updates in MPLS networks
A method for providing BGP route updates in an MPLS network is disclosed. The route update is performed at a router having a forwarding information table...
Method for high speed packet classification
The present invention allows for processing classification and/or security filtering rules by using bitmaps as representations. In one instance, the packet...
Distribution of packets in a wireless communication system using multicast
A communications system includes base transceiver stations providing wireless services for mobile units. The system further includes a packet network coupling...
Method and apparatus to provide inline encryption and decryption for a
wireless station via data streaming over...
A method of wirelessly transmitting or receiving a packet of information, and an apparatus to wirelessly transmit or receive a packet of information. In the case...
Bandwidth conserving near-end picture-in-picture video applications
A method, system and article of manufacturer is provided to improve the quality of service and image display in videotelephony systems by combining digital...
Method and apparatus providing improved statistics collection for high
bandwidth interfaces supporting multiple...
An apparatus and method that provides improved statistics collection for high bandwidth interfaces supporting multiple connections. Statistics are counted for a...
System and method for qualifying requests 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...
Method and system for mapping a network for system security
A method and system for mapping a network domain provides a centralized repository for network information to support network devices, including an intrusion...
System and method for reduced codebook vector quantization
The present invention extends the generalized Lloyd algorithm (GLA) for vector quantizer (VQ) codebook improvement and codebook design to a new ...
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...
Method and apparatus for providing programmable memory functions for
bi-directional traffic in a switch platform
A method and apparatus for providing programmable memory functions for bi-directional cell traffic in a switch platform are provided, wherein a parameterized...
In-building code division multiple access wireless system and method
A wireless office communication system including a wireless internet base station (WIBS) encompassing a base station controller, a mobile switch controller, and...
Method and system for managing remote resources in a telecommunications
A resource management station for a distributed system includes a managed resources store operable to store for each of a plurality of remote managed resources a...
Method and apparatus for using barrier phases to limit packet disorder in a
packet switching system
Methods and apparatus are disclosed for using barrier phases to limit the disorder of packets which may be used in a computer or communications system. In one...
Bandwidth allocation for ATM available bit rate service
An ATM switch, and method for operating such a switch, are disclosed. In one embodiment, the switch detects ABR VCs that are likely bottlenecked elsewhere in...
Method for providing single step log-on access to a differentiated computer
A method for providing single step log-on access for a subscriber to a computer network. The computer network is differentiated into public and private areas....
MPEG file format optimization for streaming
MPEG data is packetized and streamed using a two phase procedure. First, the system parses MPEG data and reformats it into RTP sized packets in preparation for...
Packet striping across a parallel header processor
A technique is provided for striping packets across pipelines of a processing engine within a network switch. The processing engine comprises a plurality of...
Configurable basic rate interface
A network device with a configurable interface. The device has at least two communication ports. An interface in communication with the ports is configurable as...
Method and apparatus for transmitting data in a public network
A method and apparatus are described for transmitting data in a network between first and second single-line digital subscriber line (SDSL) modems using a...
Split access point
A split access point is disclosed in which an access point controller is provided for management functions of a plurality of wireless clients on a network and...
Method and system for protecting a network interface
A method and system for protecting data transfers between a switch and physical network ports transfers data from a master network interface to a slave network...
Method and apparatus for testing synchronization circuitry
A test circuit receives a reference signal having a reference frequency and generates a synchronizer input signal having a synchronizer input frequency for...
Method and apparatus for optimizing prefetching based on memory addresses
Address based prefetch logic varies prefetching according to address values in read requests. The address based prefetch logic can vary how much data is...
Voice over IP optimization for mobile IP
An invention is disclosed that includes a Foreign Agent that supports Mobile IP and is configured to enable a node visiting the Foreign Agent to send IP packets...
Controlling the response domain of a bootP/DHCP server by using network
physical topology information
A method and apparatus for assigning IP addresses to occupants in a communications system chassis with an Ethernet backplane and at least one internal chassis...
Method and apparatus for providing variable attenuation to data signals in
an XDSL frequency range
An apparatus, system and method for providing variable attenuation to data signals in an xDSL frequency range are disclosed. An attenuation device has a...
Method and apparatus for interfacing to E1 or T1 networks
An apparatus including a frame buffer memory; a set of frame synchronizers coupled to the frame buffer memory; and, a set of receivers coupled to the buffer...
Device for interworking asynchronous transfer mode cells
A telecommunication environment includes an interface card and a system communication controller. The interface card provides an asynchronous transfer mode...
Non-causal speaker selection for conference multicast
A method for non-causal speaker selection is provided. In accordance with a particular embodiment of the present invention the method includes receiving a...
Authenticating endpoints of a voice over internet protocol call connection
A method and apparatus for securely establishing voice over Internet Protocol calls are disclosed. In a Registration Security approach, a Gatekeeper sends an...
Method and apparatus for implementing and using multiple virtual portions
of physical associative memories
Methods and apparatus are disclosed for implementing and using multiple virtual portions of an associative memory. An associative memory is programmed with...
System and method for performing hand-offs between internet protocol (IP)
core networks in the wireless domain
A system for performing a hand-off between two IP core networks in the wireless domain includes a source mobility control function (MCF) within a source IP core...
Intelligent network based application recognition
A system and method for automatically creating application recognition data for a selected application. The application is started and shut down several times...
Method, device, and database for providing communication addresses for
The present invention includes a method, device, and database for providing communication addresses for communication devices. In one form, a method for...
System and method for routing communications based on wireless
communication link quality
A method for routing communications at a mobile station includes determining, at a mobile station, one or more routing metrics that are associated with each of a...
Automatic raman gain and tilt control for ultra-long-distance dense WDM
optical communication system
An approach for automatic Raman gain and tilt control for a WDM (Wavelength Division Multiplexing) optical communication systems is disclosed. An optical fiber...
System and method for converting packet payload size
An apparatus is provided for enabling communication between telephony devices. The apparatus includes a queue operable to receive incoming media packets from the...
Guaranteed air connection
A technique whereby a subscriber of a multiple access communication network such as a cellular communication system is permitted to make a reservation to...
Methods and apparatus for providing multi-directional navigation control
A navigation control apparatus, such as used to control a cursor on a display of an IP telephone, has a geometry that allows a user to produce a diagonal motion...
Dynamic network allocation for mobile router
Methods and apparatus for implementing a Home Agent supporting Mobile IP and being capable of allocating one or more networks to a mobile router which registers...
Basic command representation of quality of service policies
A method of converting an abstract quality of service policy into a new configuration for one or more network devices of managed network, as routers. The...