At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Method and apparatus for automatic sub-division of areas that flood
Techniques for sharing routing information over a network include determining whether the scale of a flooding domain exceeds a threshold. If so, then a router...
Distribution of packets to foreign agents using multicast protocols
A wireless communications system includes a mobile unit having a home network and a home agent in the home network. The system also includes foreign networks...
Method and system for identifying instability or a spanning tree protocol
loop in a network
Methods and systems for identifying instability or a loop in a network. In one method, a first BPDU message is received at a switch indicating a topology change....
Methods and apparatus for improving network based virtualization
Embodiments of the invention support improvements in network performance in networks such as storage area networks. This is particularly important in networks...
Method and apparatus for eliminating false voice detection in voice band
A system in a Voice Over Internet Protocol (VOIP) network eliminates false voice detection in voice band data service (e.g., modem or facsimile transmission) by...
Bandwidth policer with compact data structure
A method for controlling data transmission includes setting a respective rate criterion for each of a plurality of interfaces of a network element. Upon...
Method and apparatus using multiprotocol label switching (MPLS) label
distribution protocol (LDP) to establish...
A method and apparatus method for providing fast rerouting in a network is presented. The method and apparatus assign a first local label for a prefix, and...
Active-active data center using RHI, BGP, and IGP anycast for disaster
recovery and load distribution
A distributed data center topology having at least a pair of active data centers that can recover from a disaster at one of the data centers and achieves load...
Dynamically controlling HSRP preemption dependent on stateful NAT
The invention relates to a method for switchover from an active node to a standby node wherein when a standby network node restarts, designation of the standby...
BGP hitless upgrade approaches
A method is disclosed for upgrading network protocol software, comprising receiving a new version of Border Gateway Protocol (BGP) software on a standby route...
System and method for performing time difference of arrival location
without requiring a common time base or...
A method for performing Time Difference Of Arrival (TDOA) that eliminates the need for a common time base or clock calibration and a system for implementing the...
Clinch for a circuit card ejector
A clinch suitable for an ejector of a line card is disclosed. The clinch includes a cylinder, which includes a shoulder flange, an extension portion and a...
Secure manufacturing devices in a switched Ethernet network
A method and apparatus for providing security to factory automation devices in a switched Ethernet network. Traffic between factory automation devices and an...
System and method for optimizing inter-domain event services
Event services provided between domains include receiving a first subscription request to receive an event state of an event source. A view associated with the...
Methods and apparatus providing recovery from computer and network
A system creates a secondary stack containing execution information of at least one function operating on the computer system, and receives an attack...
Methods and apparatus for provisioning phantom power to remote devices
An apparatus provisions power from a power budget to remote devices configured to obtain phantom power. The apparatus includes, among other things, a controller...
Isolation approach for network users associated with elevated risk
An isolation approach for network users associated with elevated risk is disclosed for protecting networks. In one approach a method comprises the ...
Scaling private virtual local area networks (VLANs) across large
metropolitan area networks (MANs).
A system and method scales private Virtual Local Area Networks (VLANs) to a large computer network, such as a very large Metropolitan Area Network (MAN), so that...
System and method for providing on-line advertising and information
A system and method are disclosed in which an initiating caller using a station connected to a data network receives advertisement information while waiting for...
Method and apparatus for load balancing within a computer system
A method and apparatus for load balancing within a computer system makes use of client MAC addresses, reduced modulo N, to direct client requests to a particular...
Method and apparatus for collecting network performance data
A method of managing performance data and accounting data that are generated in a computer network comprises collecting performance data from the network using...
Approach for determining compression intervals and performing event
An approach for determining compression intervals generally involves determining a compression interval based upon frequencies of event instances. According to...
Approach for managing network device configuration data
An approach is provided for managing network device configuration data by functional area. Functional areas supported by a network device are determined. A...
Method and system for providing operations, administration, and
maintenance capabilities in packet over optics...
A method and system for conveying management information across a network are disclosed. The method includes generating an Ethernet packet comprising a converged...
System and method for remote device management
A manufacturing method enables the manufacture of a remotely controlled network device management system. The manufacturing method includes the steps of...
Ordered application message delivery using multiple processors in a
A data processing apparatus comprises a plurality of processors and message processing logic operable for establishing one of the processors as a master...
Automated system and method for handling human and caller queues
A system for handling service requests received from end-users that include telephone callers and persons who are physically present at a branch or store. The...
Signal pulse detection scheme for use in real-time spectrum analysis
A spectrum analysis engine (SAGE) that comprises a spectrum analyzer component, a signal detector component, a universal signal synchronizer component and a...
Reducing the sizes of application layer messages in a network element
A method is disclosed for reducing the sizes of application layer messages in a network element such as a network switch or router. According to one aspect, the...
Method and apparatus for transceiving multiple services data
simultaneously over SONET/SDH
A method and apparatus for transceiving multiple service data from multiple communication services to a SONET/SDH communication system or network are provided. A...
Assigning resources to items such as processing contexts for processing
Disclosed are, inter alia, methods, apparatus, data structures, computer-readable media, and mechanisms, for matching items with resources, such as, but not...
Proxy on demand
In a first aspect of the present invention, a Wholesaler dynamically identifies one of a plurality of AAA services at a remote domain to route an access request...
Distributed packet processing architecture for network access servers
An access server architecture, and methods for use of the architecture, are disclosed. The architecture and methods are designed to increase the scalability of...
Generic bridge packet tunneling
A method and system for processing a packet is disclosed. The method includes identifying the packet as a generic bridge packet tunneling (GBPT) packet, and...
Devices, softwares and methods with improved performance of acoustic echo
canceller in VoIP communication
Devices, softwares and methods send a warning signal when a periodic signal is present in the audio content of a VoIP connection. In response to the warning...
Multiple wireless spanning tree protocol for use in a wireless mesh
An apparatus for, a method of, and a computer carrier medium carrying code to cause a processor to execute a method. The method includes running a plurality of...
Value-added features for the spanning tree protocol
A method and apparatus facilitates and enhances the operation of the spanning tree protocol in bridged computer networks. An intermediate network device in...
Apparatus and method for defining a static fibre channel fabric
A storage area network and method for defining a static Fibre Channel Fabric that does not require a Principal Switch. The storage area network comprises one or...
Method and apparatus for updating best path based on real-time congestion
Techniques are provided for updating best path based on real-time congestion feedback. A method comprises monitoring packets received from an internetworked...
Hierarchical flow control for router ATM interfaces
Presently disclosed is an apparatus and method for returning control of bandwidth allocation and packet scheduling to the routing engine in a network...
Method and system for alert throttling in media quality monitoring
A method for alert throttling in media quality monitoring, includes monitoring a plurality of active communication sessions. Each active communication session is...
Techniques for providing electrical and thermal conductivity between
electrical components and printed circuit...
An apparatus includes a printed circuit board having a set of layers and a set of barrels embedded within the set of layers. The apparatus further includes an...
Two-stage detection of trace identifier mismatches
Methods and apparatus for processing a trace mismatch by using hardware to detect a change in a trace string and software to perform string analysis are...
Power delivery over ethernet cables
A method for power delivery comprises coupling an Ethernet cable comprising four wire pairs to a power delivery system and providing power to a powered device on...
Method and system for class-based management of dynamic content in a
The present application discloses methods and systems for configuring and managing class-based condensation. One aspect thereof includes an automated mechanism...
Sequence number resetting for synchronizing transfers in a digital network
A system and method for re-synchronizing or resetting packet sequence numbers including allowing a sender to send packets with a special sequence number pattern...
Device, methods, and user interface for providing optimized entry of
The present invention includes a device, method, and user interface for providing optimized entry of alphanumeric text. In one form, a method for providing...
Method and system for caller association
A method for caller association includes receiving from a user a first request for a number that may be called to reach the user and generating a first number...
Efficiently distributing video using a hybrid network that uses existing
A method and apparatus for transporting a video program in compressed form from a source location to a second location. The method comprises receiving at an...