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Methods and apparatus for redirecting network cache traffic
A method for routing a data request received by a caching system is described. The caching system includes a router and a cache, and the data request identifies...
Method and apparatus for monitoring responses of configuration commands
using a MIB-based approach
A method is disclosed for monitoring responses of configuration commands using MIB-based and event-based approaches. According to one embodiment, a network...
Avoiding server storage of client state
A method is disclosed for avoiding the storage of client state on a server. Based on a local key that is not known to a client, a server encrypts the client's...
Storing and searching a hierarchy of policies and associations thereof of
particular use with IP security...
Mechanisms for storing and searching a hierarchy of policies and associations thereof are disclosed which may be particularly useful for implementing security...
Method for grouping 802.11 stations into authorized service sets to
differentiate network access and services
A method for associating a WSTA to a service set, wherein the service set is configurable at the AP. Each service set is an arbitrary grouping of one or more...
Video coding using multi-dimensional amplitude coding and 2-D
non-zero/zero cluster position coding
A method, apparatus, and computer readable medium to encode a series of quantized transform coefficients. The method includes identifying events that each...
Methods and devices for networking blade servers
Some embodiments of the present invention provide blade servers having blade switches that function as switches in the data plane, but do not have a Domain_ID....
Method and system for reserving resources of a multipoint conference
A method for reserving conference resources includes communicating a conference notification to each of a plurality of conference invitees. The conference...
Link sizing based on both user behavior and traffic characteristics
A method of determining an amount of bandwidth needed on a communication link is disclosed. According to one aspect of the method, instead of considering only...
Frame synchronization and fault protection for a telecommunications device
According to one embodiment, a telecommunications device includes a bus. A first controller coupled to the bus is operable to generate first pulses for...
Heatsink attachment mechanism
Methods and apparatus for supporting heatsinks used to cool components of a board are disclosed. According to one aspect of the present invention, a carrier...
Testing self-repairing memory of a device
Testing one or more memories of a device includes receiving one or more first repair records from one or more built-in self-testers of a device having one or...
Method and apparatus for current sharing ethernet power across four
conductor pairs using a midspan device
Methods and apparatus are disclosed for balancing power across all conductors of an Ethernet connection. Balancing circuitry is disclosed to allow an Ethernet...
Conditional access overlay partial encryption using MPEG transport
A conditional access overlay system utilizing partial encryption without requiring additional program identifiers. The conditional access overlay system...
Method and apparatus for computing a path in a system with nodal and link
Methods and apparatus for defining an alternate circuit path within a network are described. According to one aspect of the present invention, a device for...
Method providing server affinity and client stickiness in a server load
balancing device without TCP...
A method of routing data from a client through one or more load-balancing routers to a selected load-balanced server among a plurality of servers in a network...
Multimodal system and method
The invention relates to a system and method for coordinating multiple session multimodal interaction. The system and method includes a capability discovery...
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...