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| Patent # | Description |
|---|---|
| US-6,377,987 |
Mechanism for determining actual physical topology of network based on
gathered configuration information... A mechanism for determining the actual physical topology of network devices in a network is disclosed. To determine a physical topology, a discovery mechanism... |
| US-6,377,955 |
Method and apparatus for generating user-specified reports from radius
information A method and apparatus are provided for generating a report that summarizes performance of a network based on actual network performance data formatted according... |
| US-6,377,642 |
System for clock recovery A decoding system having a clock recovery system for maintaining the optimum time for sampling a signal. The clock recovery system is particularly useful in... |
| US-6,377,631 |
Transmitter incorporating spatio-temporal processing A space-time signal processing system with advantageously reduced complexity. The system may take advantage of multiple transmitter antenna elements and/or... |
| US-6,377,577 |
Access control list processing in hardware The invention provides for hardware processing of ACLs and thus hardware enforcement of access control. A sequence of access control specifiers from an ACL are... |
| US-6,375,363 |
Multi-part optical safety clip A multi-part shielding system obstructs an energy source opening within a connector housing when no connector is present within the housing. The shield is at... |
| US-6,374,326 |
Multiple bank CAM architecture and method for performing concurrent lookup
operations Content-addressable memory (CAM) architectures and methods of use are disclosed for enabling multiple concurrent lookups within a CAM array. One implementation... |
| US-6,373,887 |
HTU-C clocking from a single source An apparatus and method are provided for generating a plurality of data frames in a DSL modem configured as an HTU-C device using a single clock source. The... |
| US-6,373,838 |
Dial access stack architecture A Dial Access Stack Architecture (DASA) includes a stack of Network Access Servers (NASs) each independently establishing and processing information for... |
| US-6,373,822 |
Data network protocol conformance test system A modular data network protocol conformance test system is designed to make distinct the key functionality that is required in protocol conformance testing such... |
| US-6,370,141 |
Method and apparatus for configuring an internet appliance The Internet appliance accesses an HTML page on a Web site containing configuration information for an Internet appliance, such as an Internet compatible... |
| US-6,370,121 |
Method and system for shortcut trunking of LAN bridges The invention provides a method and system for routing traffic between LAN bridges. A method and system for enabling a blocked link to allow forwarding of... |
| US-6,370,119 |
Computing the widest shortest path in high-speed networks A method and system is described for determining the optimal path for routing a communication in a communication network between a source node and at least one... |
| US-D455,424 |
Portable internet access device |
| US-6,366,644 |
Loop integrity test device and method for digital subscriber line (XDSL)
communication A digital subscriber line (xDSL) communication system (10) is disclosed that allows xDSL communication across a local loop. The system (10) includes a local loop... |
| US-6,366,587 |
TDM backplane stream resource distribution system A preferred embodiment of the present invention is disclosed to include a router system having a trunk feature card and at least one modem feature card for... |
| US-6,366,583 |
Network router integrated onto a silicon chip A router is integrated onto a single silicon chip and includes an internal bus that couples multiple data receive and transmit channels to a central processing... |
| US-6,366,558 |
Method and apparatus for maintaining connection state between a connection
manager and a failover device A system and method are disclosed for maintaining the state of a virtual connection supported by an active connection manager on a standby connection manager.... |
| US-6,366,471 |
Holder for closely-positioned multiple GBIC connectors A frame or similar structure is used for positioning two stacked GBIC connectors within a 1 RU form factor height of a router or similar network device. In one... |
| US-6,366,380 |
Optical transceiver EMI detuning device A transceiver for the transmission and reception of high speed optical signals contains a detuning structure which reduces the gain for quarter wave radiation of... |
| US-6,360,255 |
Automatically integrating an external network with a network management
system A mechanism and method for integrating a managed network with a network management system is described. The network management system is used to manage,... |
| US-6,359,887 |
Transparent circuit emulation for packet switching network A communications network is made up of a number of nodes. Frames of data transported on a circuit line are received at a first node of the network and segmented... |
| US-6,356,999 |
Data processor with trie traversal instruction set extension A programmable data communications device is provided to process multiple streams of data according to multiple protocols. The device is equipped with a... |
| US-6,356,629 |
Switched virtual circuit controller setup congestion management strategy A method that specifies a congestion management strategy for a SVC (Switched Virtual Circuit) controller in a connection-oriented network. The rate of setup... |
| US-6,356,548 |
Pooled receive and transmit queues to access a shared bus in a multi-port
switch asic A multi-port switching device architecture decouples decode logic circuitry of each port of a network switch from its respective state machine logic circuitry... |
| US-6,356,530 |
Next hop selection in ATM networks The invention provides a method and system for selecting one particular interface between a pair of adjacent nodes in an ATM network for assignment to a call in... |
| US-6,356,214 |
Fast look-up table based scheme for NRZI encoding/decoding and zero
insertion/removal in serial bit streams A look-up table scheme for performing non-return-to-zero inverted (NRZI) encoding on input data bytes. Also disclosed is a look-up table scheme for performing... |
| US-6,351,770 |
Method and apparatus for automating the creation of service activation
requests An automated method and apparatus for classifying a customer service activation request (SAR) according to whether repeatable, schedulable, or scaleable elements... |
| US-6,351,454 |
Apparatus and method for maintaining packet ordering over parallel links of
a crossbar based switch fabric A data exchange system includes at least one transmitting agent, at least one receiving agent, and a plurality of data links each having a crossbar coupling... |
| US-6,349,092 |
BLSR node extension The present invention provides a method and structure for allowing more than 16 nodes to be configured in a single SONET BLSR network by utilizing unused... |
| US-6,347,963 |
Interchangeable backplane interface connection panel A system and method for converting the numerous quantities, types, and arrangements of plug-in card connectors, usually disposed on the backplane of equipment... |
| US-6,347,949 |
AC/DC power accommodation method and apparatus for
networking/telecommunications devices An adaptor is provided for effectively converting an opening in the chassis or box of a router (or similar device) from an opening which accommodate a power... |
| US-6,347,339 |
Detecting an active network node using a login attempt A method and apparatus for notifying a first network node that a second network node has gone off-line during a communication session is disclosed. The first... |
| US-6,347,093 |
Application programming interface for modem and ISDN processing An application programming interface provides for command and data communication between a user, application or driver and a telephone data processing system... |
| US-6,345,294 |
Methods and apparatus for remote configuration of an appliance on a network A network appliance is capable of remote booting and obtaining its configuration information from a source located far away. The network appliance can be shipped... |
| US-6,345,051 |
Method and apparatus for multiplexing of multiple users on the same virtual
circuit The invention provides a method and apparatus for communicating to a destination node over a broadband network from plural users connected to an access node. A... |
| US-6,343,345 |
Cache blocking of specific data to secondary cache with a first and a
second OR circuit A cache blocking mechanism ensures that transient data is not stored in a secondary cache of a router by managing a designated set of buffers in a main memory of... |
| US-6,343,330 |
Arrangement for preventing looping of explorer frames in a transparent
bridging domain having multiple entry points A transparently-bridged wide area network connecting Ethernet/IEEE 802.3-based local area networks uses redundant proxy devices on each LAN for internetwork... |
| US-6,343,072 |
Single-chip architecture for shared-memory router The invention provides a single-chip method. The method includes a memory shared among packet buffers for receiving packets, packet buffers for transmitting... |
| US-6,341,346 |
Method for comparison between a pattern sequence and a variable length key A method is disclosed for comparing a pattern sequence with a variable length key. A first bit of this sequence is identified by a pointer, the length and the... |
| US-6,341,132 |
ATM node having local error correcting procedures A telecommunication node for an Asynchronous Transfer Mode (ATM) telecommunication network performs Segmentation and Reassembly (SAR) of ATM cells. The SAR... |
| US-6,339,595 |
Peer-model support for virtual private networks with potentially
overlapping addresses A service provider's routers (PE1, P1, P2, PE2) provide connections between and share routine information with routers (CE1, CE2) of a customer virtual private... |
| US-6,337,861 |
Method and apparatus to properly route ICMP messages in a tag-switching
network A tag-switching router on a tag-switching network properly generates and forwards an ICMP message when an input packet containing a faulty tagged IP datagram is... |
| US-6,335,990 |
System and method for spatial temporal-filtering for improving compressed
digital video A filter that filters in the spatial and temporal domain in a single step with filtering coefficients that can be varied depending upon the complexity of the... |
| US-6,333,931 |
Method and apparatus for interconnecting a circuit-switched telephony
network and a packet-switched data... A method and apparatus are disclosed for interconnecting a circuit-switched telephone network and a packet-switched data network for communication among them. A... |
| US-6,332,172 |
Method and system for virtual memory compression in an embedded system The present invention provides a system and method for reducing memory requirements in a low resource computer system. Although examples herein are described in... |
| US-6,330,645 |
Multi-stream coherent memory controller apparatus and method Multiple memory access streams issued by multiple memory controller access devices are used for accessing DRAM or other memory. The memory controller can... |
| US-6,330,600 |
System for synchronizing configuration information of a network element if
received trap sequence number is... A system for updating a memory storing configuration information of a network element includes a network element and a network manager coupled to the network... |
| US-6,330,599 |
Virtual interfaces with dynamic binding A method and system for providing a virtual interface between a router and a network, in which the router is not connected to the network using a local... |
| US-6,330,221 |
Failure tolerant high density dial router A Fault Tolerant Dial Router (FTDR) includes redundant subsystem resources that operate independently of telephone line interface connections. The redundant... |
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