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Patent # Description
US-7,526,571 IPv6 over MPLS IPv4 core
IPv6 traffic may be carried through an MPLS IPv4 network without the use of IPv6-over-IPv4 tunneling. This provides great savings in overhead, signaling, and...
US-7,526,562 Stateful IPv4-IPv6 DNS application level gateway for handling topologies with coexisting IPv4-only, Ipv6-only...
Disclosed are methods and apparatus for efficiently and reliably handling DNS (domain name service) queries and responses. In general terms, mechanisms are...
US-7,526,533 Active call context reconstruction for primary/backup resource manager servers
A method and apparatus for network server recovery maintains an ongoing call by reconstructing its call context from a server-state attribute (SSA) that is...
US-7,526,527 Storage area network interconnect server
Systems and methods for interconnecting a SAN with hosts on a remote network are disclosed. The systems and methods receive a set of device identifiers for a set...
US-7,526,518 Galois field multiplication system and method
A present invention Galois field multiplier system and method utilize lookup tables to generate one partial product term and one feedback term in one clock...
US-7,526,480 Method and apparatus for controlled access of requests from virtual private network devices to managed...
Access control approaches are disclosed wherein managed object in Simple Network Management Protocol (SNMP) Management Information Bases (MIBs) are accessed on a...
US-7,526,297 Method and system for managing pushed data at a mobile unit
A method and system for managing pushed data at a mobile unit include the capability to receive an out-of-band message at a mobile unit and analyze the message...
US-7,526,255 Method and system for coordinating radio resources in unlicensed frequency bands
A method and system is provided for coordinating radio resources in shared or unlicensed frequency bands. Specifically, a set of operating parameters and a...
US-7,525,973 Flexible software-based packet switching path
A software-implemented switching path includes separate control and data planes with the data plane having a graph of feature nodes with each node implementing a...
US-7,525,972 Techniques for encapsulating point to point protocol (PPP) over Ethernet frames
Techniques for negotiating Point-to-Point Protocol (PPP) sessions over an Ethernet network include receiving configuration data that indicates a first node is...
US-7,525,969 NAT processing in a VRF environment
A method for packet routing includes receiving packets over a plurality of virtual private networks (VPNs). Each of the packets includes a respective virtual...
US-7,525,952 Method and apparatus for determining the source of user-perceived voice quality degradation in a network...
Techniques for finding the source of perceptual audio degradation in an IP telephony environment provide a hop-by-hop analysis of a network over which IP...
US-7,525,949 Forwarding for network devices
Techniques for implementing forwarding in network devices are provided. Proxy addresses are used in place of next hop addresses so that a large routing table is...
US-7,525,922 Duplex mismatch testing
A method for testing a communication network includes transmitting at least one unidirectional flow over a path through the network, and measuring arrival...
US-7,525,904 Redundant packet routing and switching device and method
A router and method therefore for routing and switching a packet from an incoming link to an outgoing link. The router may include a plurality of network...
US-7,523,859 System and method for securing transactions in a contact center environment
A system and method for protecting confidential user information employed in an electronic transaction. The system and method provide for associating an...
US-7,523,479 Dynamically changing communication modes
Systems and methods for implementing a communication mode for a communication terminal are provided. An embodiment of a method for implementing a communication...
US-7,523,355 Method and apparatus for outage measurement
An Outage Measurement System (OMS) monitors and measures outage data at a network processing device. The outage data can be stored in the device and transferred...
US-7,523,251 Quaternary content-addressable memory
A quaternary content-addressable memory includes multiple entries configured to match a lookup word, with each of these entries including multiple cells and with...
US-7,523,227 Interchangeable standard port or stack port
An Interchangeable Standard Port or Stack Port (ISPSP) uses a standard physical connector such as an RJ-45 or SFP. The ISPSP automatically detects whether it is...
US-7,523,203 Shared distribution media resources in a communication network
A method for sharing distributed media resources includes determining at a first call manager that a telephony device controlled by the first call manager...
US-7,523,185 Method and apparatus for providing automatic frame relay and ATM provisioning of network devices
A method is disclosed for automatically provisioning network devices for use with virtual circuit networks, such as frame relay and ATM networks. The device...
US-7,523,175 Programmatic interface to network device operating system
A method and apparatus for processing a network operating system operation is provided. A network management application that configures and monitors network...
US-7,523,170 Service locator technique implemented in a data network
A service locator technique is described. According to a specific embodiment, the service locator technique may be configured to provide a distributed DNS-based...
US-7,523,163 Distributed network system architecture 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...
US-7,523,101 Method and system for annotating configuration files
A method, a system, a computer readable medium, and an apparatus for providing information related to a configuration file to a user are provided. The user...
US-7,522,616 Method and apparatus for accessing remote storage using SCSI and an IP network
A storage router and method for creating a first session to a first information-handling system on a first network supporting IP packets, the network having a...
US-7,522,609 Propagation of minimum guaranteed scheduling rates among scheduling layers in a hierarchical schedule
Methods, apparatus, data structures, computer-readable media, and mechanisms may include or be used with a hierarchy of schedules with propagation of minimum...
US-7,522,603 Technique for efficiently routing IP traffic on CE-CE paths across a provider network
A technique efficiently routes Internet Protocol (IP) traffic on paths between customer edge devices (CEs) across a provider network ("CE-CE paths") in a...
US-7,522,595 Communicating packets between forwarding contexts using virtual interfaces
Packets are communicated between forwarding contexts (e.g., virtual routers, logical routers, and/or private networks) using virtual interfaces in communications...
US-7,522,521 Route processor adjusting of line card admission control parameters for packets destined for the route processor
Disclosed are, inter alia, methods, apparatus, data structures, computer-readable media, and mechanisms, for a route processor adjusting admission control...
US-7,519,921 Method and system for selecting a dynamic object in a graphical user interface
A method and system for selecting a dynamic object in a Graphical User Interface (GUI), is provided. The GUI is represented by a matrix comprising a plurality of...
US-7,519,733 Arrangement in a router for establishing multicast group hierarchy and coalescence
Routers of a content network include routing entries that specify aggregation levels, enabling the routers to establish a tree-based topology within an...
US-7,519,598 Prioritizing network management traffic
In a computer network, network management applications in a network management station manage and control managed elements connected to the network through the...
US-7,519,366 Collaborative beam forming of base transceiver stations for reducing interference in a wireless multi-cell network
A method of signal transmission and reception for a cellular wireless network is provided comprising detecting signal strength of signals transmitted or received...
US-7,519,081 Multi-carrier frequency-division multiplexing (FDM) architecture for high speed digital service in local networks
Disclosed herein are methods of providing a client with local area network connectivity and access to other services in a cable network. One such method...
US-7,519,080 Fibre channel frame-mode GFP with distributed delimiter
A technique for providing multiple Fiber Channel frames in one frame-mapped GFP transport frame. GFP conventions are followed, except that a Distributed...
US-7,519,077 Token registration of managed devices
A communication system includes a controller for managing a number of communications devices. The controller receives registration requests from the devices and...
US-7,519,071 Arrangement in a gateway for registering mobile routers of a mobile AD HOC network to respective home agents
A gateway, configured for providing connectivity between a wide area network and mobile routers within a mobile ad hoc network, is configured for registering the...
US-7,519,062 Method and apparatus for implementing forwarding decision shortcuts at a network switch
In one embodiment, a first packet is forwarded based on a network layer routing decision rendered by a router. A shortcut entry is generated based on a first...
US-7,519,006 Method and apparatus for measuring one-way delay at arbitrary points in network
Timestamps are inserted into trace packet expiration messages to identify delay in a network. A Time To Live (TTL) value in the trace packet is varied to...
US-7,518,987 Mechanisms for providing connectivity in NAT redundant/fail-over scenarios in unshared address-space
Disclosed are methods and apparatus for facilitating reliable session based communication with a local host via a subnet of redundant network devices that also...
US-7,518,981 Method and system for a graceful reroute of connections on a link
A method and system for a graceful reroute of connections on a link are described. According to one embodiment, in a digital communications network, a method...
US-7,516,476 Methods and apparatus for automated creation of security policy
An automated method and apparatus for creating a security policy for one or more applications is provided. The method includes exercising the features of the one...
US-7,516,475 Method and apparatus for managing security policies on a network
Security policies that regulate communication packets on a network may be segmented into independent sets, where each security policy of an independent set does...
US-7,516,470 Locally-updated interactive program guide
A method for providing an interactive program guide (IPG) includes receiving from a user a request for an IPG, and providing the user with an IPG that includes...
US-7,516,322 Copy protection built into a network infrastructure
A method for a network infrastructure copy protection system. The method includes the step of applying a digital signature to a digital content file prior to...
US-7,516,240 Managing a content distribution system using virtual content-distribution trees
A technique can be used to obtain content (e.g., a live feed, pre-positioned content, etc.) from a content-originating device (a content source). The technique...
US-7,516,234 Transmitting streams over asynchronous networks
A network stream transmitter receives a transport stream having content packets and packets to be filtered out and is adapted to selectively encapsulate content...
US-7,516,224 Pseudowire termination directly on a router
A method, apparatus and computer program product for routing data within a packet-switched network using a PW wherein the PW is terminated directly on the...
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