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Methods and devices for backward congestion notification
The present invention provides improved methods and devices for managing network congestion. Preferred implementations of the invention allow congestion to be...
Loop prevention technique for MPLS using service labels
In one embodiment, a loss of communication is detected between a first edge device of a computer network and a neighboring routing domain. A data packet is...
Tablet computer device
Multilink point-to-point protocol network access server channel allocation
method and apparatus
In a multilink point-to-point protocol (PPP) network access server, a method is provided in one aspect of the invention allocating ports among various users...
System and method for managing network access for an end user
A method for managing network access is provided that includes receiving a signal indicating a change in a network parameter, the change reflecting that an end...
Efficient and simple bit error rate calculation on optical transport layer
Transport network interfaces operate to transport for Optical Transport Unit frames over an Optical Transport Network. Besides FEC bits for the Optical...
System and method for responding to an emergency at a call center
A system and method for servicing a caller at a contact center includes a plurality of call centers, each including an automatic call distributor (ACD), and an...
Packet error correction
A method for correcting packet errors in a combined stream including steps of receiving a combined and re-packetized transport stream comprising program...
Methods and devices for transmitting data between storage area networks
Methods and devices are provided for efficient transmission of data between storage area networks. According to some aspects of the invention, novel methods are...
Routing protocol support for half duplex virtual routing and forwarding
A method, apparatus and computer program product for providing dynamic routing support for Half-Duplex Virtual Routing and Forwarding (HDVRF) environments. The...
Method and apparatus for handling embedded addresses in data sent through
multiple network address translation...
Disclosed are methods and apparatus for handling data containing embedded addresses. In general terms, prior to transmission of data having an embedded address...
Support of unidirectional link in IS-IS without IP encapsulation and in
presence of unidirectional return path
The present invention supports the operation of IS-IS over UDLs without the need for encapsulation of IS-IS PDUs in IP and without the need for a large-scale...
Stateful flow of network packets within a packet parsing processor
The present invention provides a packet processing device and method. A parsing processor provides instruction-driven content inspection of network packets at...
Reducing and load balancing link-state requests in OSPF
A method of administering a plurality of routers in a computer network, comprising initializing a router in the plurality; receiving initial database...
Connection routing based on link utilization
A method and system for connection routing based on link utilization. A link utilization limit is accessed at a node of a network. The link utilization limit is...
System and method for clock distribution and synchronization and radio
A system for locating a client in a wireless network. The system includes at least three access points. Each access point is adapted to wirelessly communicate...
Dynamic power usage management based on historical traffic pattern data
for network devices
Particular embodiments provide power usage management for network devices according to historical traffic pattern data. Network traffic statistics for traffic...
System and method for provisioning charging and policy control in a
A method is provided in one example embodiment and includes requesting real-time transfer protocol (RTP) quality metrics to be generated by a network for a...
Providing reachability information in a routing domain of an external
destination address in a data...
An apparatus for providing reachability in a routing domain of a data communications network having as components nodes and links therebetween for a routing...
Hierarchical cable modem clone detection
A hierarchical cable modem clone detection system: A cable modem clone detection system uses a cable modem media access control (MAC) address and physical...
Termination message for wireless wide area network routers
A wireless router device is configured to detect a fault that would prohibit wireless communications between the router and a wireless wide area network. A...
Ethernet performance monitoring
One embodiment is a source router that monitors the performance of an Ethernet network. The source router generates an Ethernet connectivity check request frame...
Session border control using multiple processors
In one embodiment, a router receives a call request for establishing a multimedia exchange between two remote endpoints. The router selects a processing entity...
Cooperative TCP / BGP window management for stateful switchover
A system and method for performing stateful switchover with reduced data, such as only metadata about a TCP window state. The metadata comprises a size of TCP...
Method and apparatus for providing thermal management in an electronic
An electronic system includes a chassis, an air flow distribution assembly having a first set of baffles disposed within an intake volume of the chassis and a...
Digital video camera with built-in connector and display screen
Method and apparatus for providing network security using role-based
A method and apparatus for providing network security using role-based access control is disclosed. A network device implementing such a method can include, for...
Epoch-based MUD logging
In one embodiment, a MUD logger receives a notification from another MUD logger maintaining another MUD log for a volume, the notification indicating one or...
Method and system of receiving and translating CLI command data within a
A method and system of receiving and translating data using an internetwork operating system (IOS) command line interface (CLI) parser subsystem of a routing...
Method and apparatus to apply aggregate access control list/quality of
service features using a redirect cause
A method and apparatus to apply aggregate ACL/QoS features using a redirect cause is disclosed. According to one embodiment of the present invention, a control...
Failover mechanism for real-time packet streaming sessions
Techniques are provided herein for failover streaming mechanisms. At a first device (e.g., a content router device) that is configured to interface with a...
Session description protocol (SDP) capability negotiation
In an example embodiment a method is provided which comprises initiating at an offerer endpoint an offer message in Session Description Protocol (SDP) format....
Provisioning and redundancy for RFID middleware servers
The present invention provides for the provisioning and redundancy of RFID middleware servers. Middleware servers can be automatically provisioned and RFID...
Unified high-performance database connectivity system and method
The present invention utilizes a comprehensive object oriented software architecture that is flexibly extendible to accommodate numerous features and activities...
Enhancing and optimizing enterprise search
Embodiments of the invention improve the quality of search results returned for a given set of search terms based on metadata associated with the user...
Method for securely and automatically configuring access points
The present invention is contemplates an automatic, secure AP configuration protocol. Public/private keys and public key (PK) methods are used to automatically...
Multi-homing using controlled route leakage at a backup service provider
In one embodiment, a network node of a secondary network receives a message from a multi-homed network. The message includes a block of network addresses...
Encoding fibre channel over ethernet transport
In one embodiment, data words and ordered sets in a Fibre Channel data stream are formed into a group and the ordered sets are moved to the beginning word...
Systems and methods for multicast switching in a private VLAN
A Multicast Listener Discovery (MLD) protocol query and/or report snooping process is modified to appropriately map secondary PVLAN identifiers to corresponding...
Method and apparatus for packet classification and rewriting
In one embodiment, a method for processing a packet is disclosed. The method includes classifying the packet and determining an action to be taken with regard...
Method and apparatus to control access to content
The present invention provides a method, apparatus and computer program product for accessing content via a packet-switched network based on a content access...
Device and method for estimating audiovisual quality impairment in packet
An audio and/or visual transmission quality device estimates transmission quality as perceived by a user based on observation and processing of objective...
Rerouting multicast traffic in response to detecting imminent network
Various systems and methods for rerouting multicast traffic in response to detecting imminent network disruption are disclosed. One method involves detecting an...
Mechanism to improve preemption behavior of resource reservations
A technique is provided for one or more network nodes to deterministically select data flows to preempt. In particular, each node employs a set of predefined...
Encoding a TCP offload engine within FCP
The present invention defines a new protocol for communicating with an offload engine that provides Transmission Control Protocol ("TCP") termination over a...
System and method for multiple address of record registration using a
single explicit SIP request
One embodiment of the present invention is a method for registering multiple addresses of record. The method comprises receiving a session initiation protocol...
Offload stack for network, block and file input and output
An apparatus for offloading network, block and file functions from an operating system comprises a network interface coupled to a network for receiving packet...
Method for a network device to describe itself and the services it
requires to a AAA server
The invention relates to a method for requesting access to services across a computer network, preferably although not exclusively to a network in which access...