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Method and apparatus for controlling the transmission of cells across a
A Multiservice Access Concentrator (MAC) provides traffic shaping by allocating at least one cell stream to at least one cell slot of a cell scheduling table. A...
Increasing speed of non-error corrected fax transmissions
A fax system employed in a packet switching network environment for use by fax users for transmission of fax information includes a network device coupled,...
An air cooled transceiver enclosure which includes multiple cooling posts about the enclosure. The transmitter and receiver antennas are planar mounted above the...
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...
Duplicate ignore delay timer for ARP like protocol messages using are
A router transmits an ARP Explorer request packet onto a subnetwork in order to learn the route (RIF information) from the router to an end station. The end...
Digital designs optimized with time division multiple access technology
A system and method for designing a digital circuit. The method includes identifying a single phase digital circuit implementing a desired function and operating...
System and method for secure and efficient universal port configuration
A system and method for providing secure and efficient configuration of port devices. The system identifies a user of the system and associates the identified...
Method and apparatus for dynamic exchange of capabilities between
adjacent/neighboring networks nodes
A technique to dynamically exchange or update routing capabilities between neighboring peer routers in a computer network without disruption to the operation of...
Low power, short range point-to-multipoint communications system
A point-to-multipoint or two-way communications system is provided by a nodal transmitter located in a node with a plurality of nodal antennas radiating...
Programmable multiple-standard digital communications system
A circuit for communicating digital data is disclosed. The circuit can connect with up to 12 digital data lines (L0 through L11) for communication under a T1 or...
Method and apparatus for determining crosstalk
A system to analyze and compensate for noise on a transmission line (35) is provided. The system comprises a transmission card which includes a transceiver (32),...
Method and apparatus for multicast switching using a centralized switching
A technique implements forwarding operation shortcuts at a switch for multicast data traffic routed between subnetworks of a computer network. A first multicast...
Asynchronous phase detector for a PLD independent of timing requirements
An apparatus and method of compensating for differences in circuit routing path lengths is described. In one embodiment, a latch is inserted between reset signal...
Protection bus and method for a telecommunications device
A telecommunications device includes a protection bus, at least one protected card, and an I/O module for the protected card. The I/O module is coupled to the...
Network management using abstract device descriptions
A method and apparatus are disclosed for creating and storing information that defines one or more network devices for use with a network management system. In...
Mechanisms for providing and using a scripting language for flexibly
simulationg a plurality of different...
Provided are test systems, methods, and media which allow a user to script any type of test or model scenario based on a particular type of network traffic...
Enhanced synchronization burst for OFDM systems
A burst timing synchronization system useful in, e.g., OFDM communication systems. In one embodiment, this burst timing synchronization system may be impervious...
Apparatus for line state analysis in a telecommunications system
A line state analyzer (42, 116) is provided for determining if two asynchronous digital subscriber line modems (12, 34) have entered a training stage or if some...
Sending instructions from a service manager to forwarding agents on a need
to know basis
A system and method are described for providing instructions for forwarding packets. The method includes broadcasting a general instruction specifying a...
Electronic system fire containment and suppression
An electronic system fire containment and suppression apparatus that can include but is not limited to at least one PCB-localized fire containment and...
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...
PC/104 or PC/104+ connector with selected pin isolation feature
An improved PC/104 connector includes a pin by pin isolation mechanism to allow a standard PC/104 connector pin to transmit non-PC, vendor-specific I/O signals...
Method and system for an automated net booting tool
The present invention provides a system and method of using highly structured net boot testing through an automated process that produces a highly efficient...
Aggregating information about network message flows
A method and apparatus are provided for aggregating flow records representing network flow. Specifically, flow records may be organized according to whether they...
System and method for placing a telephone call
The present invention provides a system for placing a telephone call using a telephone number and an extension. The system includes an origination device that...
Methods and apparatus for transmitting data in a public network
Methods and apparatus for transmitting and receiving data using framing circuitry designed to generate data frames of a first duration at a first data rate....
Technique for supporting tiers of traffic priority levels in a
The technique of the present invention provides a simple and efficient solution to the problem of supporting differentiated priority levels within a QoS service...
Presenting information to mobile targets
An advertising system includes a mobile apparatus that determines location information and presents an advertisement based on the location information. The...
Synchronizing clock signals in wireless networks
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...
Multicast echo removal
An apparatus is provided which processes upstream multicast packets and downstream multicast packets in a manner such as to avoid the problem of multicast echo...
PSTN fallback using dial on demand routing scheme
A call fallback scheme is provided in a packet switched network. After receiving incoming calls, a Voice over IP (VoIP) link is established over a packet...
Integrated RJ-45 magnetics with phantom power provision
A connector integrates a transformer and a "phantom" power provision, thus enabling a reduction in size along with an increase in versatility for electronic...
Isolated ground circuit board apparatus
A circuit board apparatus for terminating shielded conductors having multiple different ground potential values is disclosed. In a signal interconnection region,...
Containment fence apparatus and potting method
A fluid containment fence apparatus provides a border around the perimeter of an area to be potted on one or both sides of the board. First, or first and second...
Support IP pool-based configuration
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...
Dynamically adaptive network element in a feedback-based data network
A feedback-based adaptive network is described wherein at least a portion of the network elements report operating information relating to network conditions to...
Methods and apparatus for modifying a customer order
The mechanism is directed to techniques for automatically handling a change order request that modifies an order previously submitted by a customer to a...
Methods and apparatus for measuring resource usage within a computer system
The invention is directed to techniques for measuring resource usage of a computer when processing a data element, using a usage field assigned to the data...
Method and apparatus for integrated wireless communications in private and
public network environments
A communication system formed by a private network that includes a private wireless network. The communication system includes a public wireless network using a...
Apparatus and method for delay management in a data communications network
A method and apparatus are provided for scheduling delays of data in a data communications device within a network. A network policy can be obtained and analyzed...
Method and apparatus for arranging and adjusting a bundle in an ATM network
A method and apparatus automatically creates and destroys a bundle of virtual circuits between two devices. Configuration information including a differentiated...
End-to-end bidirectional keep-alive using virtual circuits
The invention provides a method and system for sending and receiving end-to-end bidirectional keep-alive messages using virtual circuits. Nodes coupled to a...
Method for the reduction of noise in a long-distance optical
A system for providing noise reduction in a long-distance telecommunications system is disclosed. A transmitter generates an optical signal. An optical link...
Telephone base unit
Memory apparatus and method for multicast devices
A memory system usable for a multi-casting switch or similar device includes memory which can be dynamically allocated among two or more output ports. The memory...
Hit result register file used in a CAM
The invention provides a method and system for performing additional processing on CAM hit results, in which the additional processing does not add to the...
System and method of operation for managing data communication between
physical layer devices and ATM layer devices
A system for managing data communication between physical layer devices and ATM layer devices in a cell based ATM network includes a plurality of low speed...
Multimedia and multirate switching method and apparatus
A switch apparatus and method according to the invention implements a three stage switching process. Various types of media streams presented to the switch...
Method and system for identifying embedded addressing information in a
packet for translation between disparate...
Embedded addressing information is identified in a packet by providing a database including a plurality of records. Each record is operable to identify a packet...
Method and apparatus for providing a time-division multiplexing (TDM)
interface among a high-speed data stream...
A Multiservice Access Concentrator (MAC) is provided at which a dynamic association is established and maintained among a number of processors and a number of...