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Approaches for automatically switching message authentication keys
Approaches are disclosed for switching transport protocol connection keys. A method of automatically changing a message authentication key at each of two...
Method and system for real-time insertion of service during a call session
over a communication network
A method and apparatus for real-time insertion of services into an IP telephony call session are disclosed. A client initiates a service request message to a...
Apparatus and method for preventing loops in a computer network
A network device is configured in a manner to prevent connectivity loops such as one way connectivity loops. A user configures a port of the network device to...
System and method for routing calls across call managers using a route
A call manager includes a first device process that controls a first telephony device and that receives a call request from the first telephony device. The call...
Matching of radius request and response packets during high traffic volume
A solution for matching RADIUS request packets with corresponding RADIUS response packets when the number of simultaneous outstanding requests is greater than...
Private network gateways interconnecting private networks via an access
Gateways providing connectivity for respective private IPv4 networks to an IPv6 network establish communications between IPv4 nodes in the private network....
Method and apparatus for determining a multilayer switching path
A method and apparatus that provide for determining a multilayer switching path are disclosed. In one embodiment of the invention, a Layer 3 path and a Layer 2...
Method for dissemination of non-routing information using the IS-IS
A method and apparatus for the dissemination of non-routing information to nodes of a network is provided. A new type of IS-IS packet (called a NRI IS-IS packet)...
Method and apparatus for configuring network devices with subnetworks in
an ATM environment and retrieving...
A method and apparatus retrieves and stores configuration information for network endpoint devices from other devices in the network, such as a switch adjacent...
Hardware filtering support for denial-of-service attacks
A system and method is provided for automatically identifying and removing malicious data packets, such as denial-of-service (DoS) packets, in an intermediate...
Selecting the data rate of a wireless network link according to a measure
of error vector magnitude
An apparatus in a node of a wireless network for setting the data rate for sending data to a remote node, and a method for setting the data rate. The method...
Optimization of point-to-point sessions
According to one embodiment of the present invention, a method of optimizing point-to-point sessions is disclosed. A registration request is received from a...
Network route processor using state-based switchover
Embodiments of the present invention provide for switchover from an active processor to a standby processor in a route processor system. An up-to-date copy of...
Automatically configuring switch ports with appropriate features
A method and apparatus for automatically configuring a physical port of a switch with features appropriate to a connection type snoops incoming packets to...
Network availability status detection device and method
According to an embodiment of the present invention, a device configured to send and receive messages over a first network and a second network includes a...
System and method for regulating data traffic in a network
A method and system for regulating the flow of data packets in a data switching network environment is provided. The network comprises at least one virtual local...
Methods and apparatus for network message traffic redirection
Conventional methods of addressing a Distributed Denial of Service attack include taking the target node offline, and routing all traffic to an alternate...
System and method for providing path protection of computer network
A computer network includes an inside network and an external network. The inside network may communicate with the external network over a first path through a...
Method and apparatus for communicating information between a browser and
an application program
A method and apparatus are provided for communicating information and carrying out other interactions between a browser and an application program. A hyperaction...
Methods and apparatus for controlling power supplied to a remote device
through a network cable
A detection circuit monitors a hardware-level signal received from a remote device for voltage transitions indicating that the remote device is connected to a...
Methods and apparatus for dynamic home agent assignment in mobile IP
Methods and apparatus are disclosed that enable a Home Agent to be dynamically assigned to a mobile node. A Mobility Agent supporting Mobile IP enables a mobile...
Partial key hashing memory
A method and apparatus wherein only a partial key is stored in a hashing table is disclosed. By storing a partial key as opposed to storing the entire original...
Optimized data transfer for a data bus
A communications system is provided in which a host may receive data from a slave device over a polling bus. The slave device first reports to the host an...
Method for auto-routing of multi-hop pseudowires
A method and computer system for auto-routing of multi-hop pseudowires is presented. A first Provider Edge (PE) device receives an advertisement from a layer 2...
Use of precedence bits for quality of service
Certain bits of a packet, such as bits in the IP header of an IP packet, are used to designate the type of service or Quality of Service (QoS) level to be...
Methods and apparatus for identifying a variable number of items first in
sequence from a variable starting...
Methods and apparatus are disclosed for identifying a variable number of items first in sequence from a variable starting position which may be particularly...
Methods and apparatus for lossless compression of delay sensitive signals
Methods and apparatus are provided for compressing delay sensitive signals. Frames including multiple samples of the delay sensitive signal are analyzed to...
System and method for management of a shared frequency band using
client-specific management techniques
A system and method are provided for managing communication with a plurality of wireless client devices operating in a radio frequency band shared by other types...
Method for assigning home agent in mobile network
A method, system and apparatus for selecting an optimal home agent in a mobile IP network, are provided. The method enables selection of a topologically optimal...
System packet interface
An apparatus including a first integrated circuit (IC), a second IC, and an interface coupling the first IC to the second IC. The interface transfers payload...
Method and apparatus for applying quality of service to multicast streams
transmitted in a cable network
A method and apparatus for providing quality of service parameters for transmissions of multicast streams on a cable network is provided. A cable network headend...
Reset lock for electronic devices
Systems and methods are disclosed herein to provide a protective cover over one or more switches on an electronic device. For example, in accordance with an...
System and method providing for interaction between programming languages
Interaction between programming languages includes receiving a command from a user, where the command is written in a first programming language. The first...
Method and apparatus for utilizing an exception handler to avoid hanging
up a CPU when a peripheral device does...
A method and apparatus utilizes an exception handler to implement LOAD and STORE instructions for moving data between a peripheral device and CPU registers. TLB...
Algorithm to improve packet processing performance using existing caching
A system and method for improving the speed of packet switching in a routing platform that maps shared I/O memory into two address spaces. The first address...
Methods and apparatus for fibre channel frame delivery
Methods and apparatus are provided for improving fibre channel frame delivery. Techniques are provided for the in order delivery of frames by intelligently...
Multihop nested tunnel restoration
A network communications tunnel is established by assigning a unique label to each communications link between adjacent nodes in a pre-defined network path. A...
Method for fabricating a printed circuit board having a coaxial via
A method of fabricating a printed circuit board having a coaxial via, includes. The method includes assembling a plurality of layers configured in a stack so...
Methods and apparatus for processing packets including accessing one or
more resources shared among processing...
Methods and apparatus are disclosed for processing packets, for example, using a high performance massively parallel packet processing architecture, distributing...
Method and apparatus for reconstructing voice information
A communication system includes a destination that receives voice samples and a voice parameter generated by a source. The destination uses the voice samples and...
System and method for local replacement of music-on-hold
A system and method provide for transferring remote media from a remote media source to a communication or other end device at a time prior to a hold period,...
Partitioning and filtering a search space of particular use for
determining a longest prefix match thereon
Disclosed are, inter alia, methods, apparatus, data structures, computer readable media, mechanisms, and means for partitioning and filtering a search space of...
System and method for implementing suppression in a communications
A method for communicating data is provided that includes receiving a plurality of cells associated with a communications flow and determining whether one or...
Efficient airflow management
An improved air flow management has an air control device for blocking air from low impedance airflow pathways without high thermal components and directing the...
Counter updating system using an update mechanism and different counter
Disclosed are, inter alia, methods, apparatus, data structures, computer-readable media, and mechanisms for maintaining counters, such as in, but not limited to...
Registration of routers in a hierarchy of routers
A system and method of routing requests received from client computers. The client computer processor is redirected to a router for which the address is within...
Distributed network traffic load balancing technique implemented without
The technique of the present invention provides a solution to the problem of routing or redirecting a given client to a replica or proxy server which has a...
Method and apparatus for tracking related information in a network
An apparatus includes a network system and a message. The network system includes a client terminal and a receiver. The client terminal includes a browser, an...
Method and system for partitioning an antenna array and applying
multiple-input-multiple-output and beamforming...
A system and method are provided for configuring an antenna array having a predetermined number of antennas. After providing an antenna correlation matrix for...
Time slotted logical ring
A Time Slotted Logical Ring protocol manages the flow of traffic in a duplex media including a cable distribution network with a head end, a local node, and a...