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Text to speech system and method having interactive spelling capabilities
A method for audibly spelling a word in an audio file includes playing an audio file to a user, receiving a command to spell a word in the audio file from the...
VoIP service over an ethernet network carried by a DWDM optical
A local area network is used to interconnect media equipment, such as telephones, VoIP telephones, a media server, etc., located at geographically distributed...
Method, system and apparatus for scheduling a large pool of resources
A system and method for scheduling resources utilizes a data structure that supports quick sorting to find a highest priority eligibility key. The data structure...
Dynamic transmit power configuration system for wireless network
Methods, apparatuses and systems facilitating the configuration of transmit power and coverage areas corresponding to access points in a wireless network...
Optimizing 802.11 power-save for VLAN
A method for an access point to provide immediate delivery of low-latency data packets to one virtual local area network when there are one or more associated...
Increased availability on routers through detection of data path failures
and subsequent recovery
Methods and systems for monitoring a data path on a network routing device are described. The data path includes a plurality of devices on the network routing...
System and method for prioritizing packetized data from distributed
control environment for transmission...
A priority scheme is provided for ports assigned to respective channel units in a channel bank. The priority scheme is based on an amount of preallocated...
Method and apparatus for differential link bring-up for MoIP on the
Method and apparatus are described for differential MoIP bring-up and compression negotiation. A first differential, and, more particularly, overlapping,...
Optimization of a full duplex wideband communications system
Systems and methods are disclosed for a full duplex wideband communications system for a local (e.g. in-home) coaxial network. The system employs a...
Test buffer design and interface mechanism for differential receiver AC/DC
boundary scan test
A boundary scan test system including a transmitter and a receiver. The system performs DC and AC boundary scan testing of the interconnections between devices....
Method and system for memory leak detection
Systems, methods, apparatus and software can be implemented to detect memory leaks with relatively high confidence. By analyzing memory blocks stored in a...
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...
Methods and apparatus for directing a flow of data between a client and
The invention is directed to techniques for managing communication between a client and multiple servers over a network through an intermediary network device...
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...
DDR interface for reducing SSO/SSI noise
An improved DDR interface uses single-ended technology and phase-shifts all output data signals and the output source clock signal so that each output signal...
Arrangement for routing a received SS7 signaling message based on packet
A signaling network node is configured for identifying a received signaling message as corresponding to one of a plurality of prescribed message classes, based...
Transport of DTMF tones over VOATM/VOIP networks
A communication device, such as a Voice over Internet Protocol (VoIP) gateway, determines a duration for Dual Tone Multi-Frequency (DTMF) tone portions of...
Method and system for media synchronization in QoS-enabled wireless
A method and system directed to negotiating and triggering media stream synchronization at the link layer in a QoS-enabled 802.11 WLAN, or other wireless,...
Adaptive time division duplexing method and apparatus for dynamic
bandwidth allocation within a wireless...
An adaptive time division duplexing (ATDD) method and apparatus for duplexing transmissions on a communication link in wireless communication systems....
Module for distributed network repeater
A repeater, useable for connecting switches in a data communication network, is provided in a distributed and/or modular fashion. The repeater includes a...
Partitioning a network element into multiple virtual network elements
Techniques for partitioning a network element into multiple virtual network elements are provided. Resources of the network element are allocated to the virtual...
Standby router protocol using optimal route metric
Redundant gateway methods, apparatus and systems use more than one gateway device in a gateway device group for communications directed outside of a LAN....
Multiple virtual router group optimization
Methods and apparatus to transition between four states that include a new state, a listening state, a standby state, and an active state. A router includes a...
Variable length coding for sparse coefficients
Coding quantized transform coefficients as occur in image compression includes, for a subset of coefficient amplitude values coding by a first method...
Methods and apparatus for constructing a multi-part switch
Methods and apparatus for providing a switch that includes multiple parts, and is arranged to function after extended periods of being in a depressed state are...
Method and system for setting expressions in network management
A system for setting expressions at an agent including a processor configured to receive a SNMP message from a management station specifying objects for...
Fault-tolerant server for collaborative computing
A distributed collaborative computer system is provided that comprises a plurality of server computers interconnected via a high-speed link. Client computers can...
Technique for implementing virtual fabric membership assignments for
devices in a storage area network
A technique is provided for facilitating fabric membership login for an N_Port of a storage area network. A communication from a network node is received. The...
Apparatus and method for rate limiting and filtering of HTTP(S) server
connections in embedded systems
A system for filtering transport layer connections with application layer connection outcomes provides a connection database to store information about...
Analyzing an access control list for a router to identify a subsumption
relation between elements in the list
Methods are described for analyzing access list subsumption in routing devices of a computer network and for identifying computer network integrity violations,...
Techniques for migrating a point to point protocol to a protocol for an
Techniques for exchanging point to point protocol (PPP) information among network nodes using an arbitrary network protocol include determining whether a PPP...
Network security monitoring system
A security monitoring system processes event messages related to computer network security in real time, evaluating inter-event constraints so as to identify...
Instance-based authorization utilizing query augmentation
In one embodiment, a method for persistent data authorization includes receiving a query at a management device and identifying authorization constraints at the...
System and method for handling media in a seamless handoff environment
A method for handling media in a make-before-break handoff between wireless networks is provided that includes communicating with a mobile station to facilitate...
Extended hybrid variable length coding of transform coefficients for video
A method and an apparatus of image compression, and a memory to store a data structure for compression. The method includes, for an ordered series of quantized...
Realtime power control in OFDM systems
Systems and methods for efficiently transmitting power level information in a point to multipoint wireless system. Multiple subscriber units may transmit...
VPN services using address translation over an IPv6 network
A method and system for translation of virtual private network (VPN) addresses over a provider network are disclosed. The method includes creating a multipoint...
Hierarchical hash method for performing forward route lookup
A method for performing a lookup to support forwarding of IP packets in a router comprising a network processor and a route processor is disclosed. The method...
Device to terminate a modem relay channel directly to in IP network
A modem data aggregating gateway that supports modem relay functionality for permitting reliable switching of modem traffic between a VoIP network and a data...
System and method of a wireless network operation and maintenance
A wireless office communication system including a multi-protocol wireless internet base station (WIBS) encompassing a base station controller, a mobile switch...
Method and system for detecting ring link provisioning mismatch
A method for automatically detecting bi-directional link switched ring link provisioning errors. The method includes receiving an opaque link state advertisement...
Method and apparatus for discovering internet addresses
Local address return services reduce the burden on central address return servers. A local client determines whether an intermediary Network Address Translator...
Method and system for sending a multimedia stream in an IP multicast
A method and system for sending a multimedia stream in IP multicast networks are provided. IGMP report data is collected by a plurality of routers. The routers...
Hierarchical label distribution for inter-area summarization of
A system and method are provided for separately distributing edge-device labels and routing information across routing areas of a computer network. Because the...
Method and system for improving decoding efficiency in wireless receivers
Techniques are provided herein to improve the decoding efficiency in a wireless receiver to obtain a correctly decoded data string. A state metric matrix from a...
System and methods for transparent encryption
Conventional SSL termination devices support secure connections only to a predetermined destination address. An SSL termination device accepts a plaintext...
Multicasting method and system using an ATM switch
A switch may be configured to support a point-to-multi-point PVC which can be used to support a point to multi-point application. The signaling overhead is...
Resolving duplication of IP addresses in IP networks
A routing module resolves the conflict of IP addresses among at least two devices connected over a network. The routing module assigns a global IP address to a...
Caching information for multiple service applications
A method for storing information includes receiving a command for a selected one of a plurality of services, and forwarding the command to a data source...
Receiver gain control using a pilot signal
A method and system is disclosed for perform receiver gain control. A pilot signal is transmitted prior to each transmit period to facilitate an initial gain...