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Patent # Description
US-7,697,433 Method and system for bypassing a core network in establishing a call between endpoints on different media gateways
A method and system for establishing a call between two endpoints residing on different media gateways in a decomposed voice over packet architecture. Cluster...
US-7,697,431 Managing the bandwidths of virtual circuits when the aggregate bandwidth to an adjacent device changes
The bandwidth of a virtual circuit is changed when the aggregate bandwidth available on path(s) to an adjacent ATM device (through which the VC is provided)...
US-7,697,423 Prevention of protocol imitation in peer-to-peer systems
A method for allocating a resource in a computer network includes accepting from a peer a request to download a data item using a P2P protocol via the computer...
US-7,697,416 Constructing a repair path in the event of non-availability of a routing domain
In one embodiment, an apparatus and method are described for constructing a repair path in the event of non-availability of a routing domain component of a...
US-7,697,251 Powered communications interface with DC current imbalance compensation
A communications interface circuit includes data signal transformers for transmitting and receiving interface data signals. Each data signal transformer has a...
US-D613,783 Camera
US-7,694,335 Server preventing attacks by generating a challenge having a computational request and a secure cookie for...
A server is configured for preventing flood attacks by a client having sent a request, by dynamically generating a challenge to be performed by the client before...
US-7,694,297 System and method for applet caching
The invention involves a method for an Applet to be stored on a hard drive attached or available to a computer, such that the Applet is available to other...
US-7,694,180 Collecting debug information according to user-driven conditions
Collecting debug information includes facilitating a communication session for an endpoint operated by a user. One or more user-driven conditions are monitored,...
US-7,694,168 Network router failover mechanism
A method, system, and logic for determining connectivity information for routers running on servers that are attached to a device. A router is resigned in favor...
US-7,694,150 System and methods for integration of behavioral and signature based security
Conventional matching approaches to virus detection are ineffective pending deployment of a signature to match a newly discovered virus. In contrast, a...
US-7,694,021 Firewall for gateway network elements between IP based networks
Techniques for implementing a firewall in a gateway network element between two IP based networks is provided. Packets can be filtered out that specify the...
US-7,694,011 Techniques for load balancing over a cluster of subscriber-aware application servers
Techniques for distributing control plane traffic, from an end node in a packet switched network to a cluster of service gateway nodes that host subscriber-aware...
US-7,694,002 System and method for dynamically upgrading / downgrading a conference session
A conferencing system includes a plurality of ports for network connection to endpoint devices of participants to a conference session. A mixer receives input...
US-7,693,985 Technique for dispatching data packets to service control engines
A dispatching technique dispatches packets to a plurality of service control engines (SCEs) which in aggregate may be configured to handle traffic produced by a...
US-7,693,734 System and method for scheduling conference resources
A method for scheduling conference resources is provided, that includes receiving a request for a conference reservation. The request may include the identities...
US-7,693,526 Enhanced load based wireless call admission control
In one embodiment, a method includes monitoring utilization of an access medium relative to one or more access classes, receiving a QoS request. The QoS request...
US-7,693,274 System and method for return to agents during a contact center session
A system and method for servicing a caller at a contact center includes a processor subsystem and one or more modules that include code executable by the...
US-7,693,190 Lip synchronization for audio/video transmissions over a network
In one embodiment, a system includes a video mixer coupled with an audio mixer for exchange of information that includes a first set of delay values respecting...
US-7,693,180 Mechanisms for translating between two different voice-over-IP protocols
Disclosed are methods and apparatus for translating data within a cable network between a first voice-over-IP (VOIP) protocol used by a user agent and a second...
US-7,693,150 Intelligent ALG functionality in networks supporting endpoints performing network address translation
In one embodiment, a signaling message is received from an endpoint. It is determined from the signaling message whether, prior to sending the signaling message,...
US-7,693,146 Method and system for filtering traffic from unauthorized sources in a multicast network
A method and system for filtering traffic in a multicast network are disclosed. Multicast packets are received at a network device which has a multicast routing...
US-7,693,089 Method and system for performing circuit upgrade
A system and method for performing an upgrade in a communication network comprising network elements coupled together to form one or more circuits are disclosed....
US-7,693,076 Detection algorithm for delivering inline power down four pairs of an ethernet cable to a single powered device
Methods and apparatus for determining that all conductors of an Ethernet connection are connected to the same powered device (PD). In one disclosed embodiment,...
US-7,693,064 Forwarding packets to a directed acyclic graph destination using link selection based on received link metrics
Each network node having at least one destination-oriented link toward a directed acyclic graph (DAG) destination can receive a corresponding set of path...
US-7,693,061 Data networking
There is provided a traffic placement method in a communications network, the communications network comprising a plurality of nodes, the nodes being connected...
US-7,693,060 Method and apparatus for a reservation reflector function in routers
A method and corresponding apparatus establish a reservation in a segment of an end-to-end path between a data sender and a data receiver, up to a point in the...
US-7,693,055 Optimization of distributed tunnel rerouting in a computer network with intermediate node feedback
In one embodiment, a head-end node determines a path for un-reroutable tunnels, and establishes a tunnel having zero bandwidth indicating the corresponding...
US-7,693,048 Enhanced internal router redundancy
Disclosed are methods and apparatus for providing redundant data forwarding or routing capabilities. In one embodiment, a network device includes a designated...
US-7,693,047 System and method for PE-node protection
A novel fast reroute (FRR) technique is provided for quickly and efficiently rerouting selected types of network traffic in response to a node or link failure at...
US-7,693,043 Method and apparatus for advertising repair capability
A method of advertising repair capability in a network repair scheme using network repair addresses for repairing around a repairable network component in a data...
US-7,692,850 Lumped-Raman amplification structure for very wideband applications
Improved lumped Raman amplification systems are disclosed. A lumped Raman amplification structure provides optimized efficiency, low noise figure over a range of...
US-7,692,680 System and method for providing location specific sound in a telepresence system
A system for providing location-specific sound in a telepresence system includes a plurality of remote microphones. Each remote microphone is associated with a...
US-7,692,560 Two stage loss-less compressor for a clear channel over a packet network
A two stage compression sub-system for clear channel data. The front stage of the compressing sub-system is an octet based repeat compressor (for example a flag...
US-7,689,918 Graphical indicator for the multiplexed display of line graph information
A method is disclosed for displaying a multiplexed property indicator on a network topology map. A coloration designation specification that specifies...
US-7,689,907 Network router configured for executing network operations based on parsing XML tags in a received XML document
A router is configured for routing, via an open protocol network, a received message to a destination node based on parsing an XML portion within the received...
US-7,689,889 Content addressable memory entry coding for error detection and correction
A Content Addressable Memory (CAM) or Ternary CAM (TCAM) provides error detection and correction (EDAC). EDAC codes are chosen based on logical and physical...
US-7,689,722 Methods and apparatus for virtual private network fault tolerance
Methods and apparatus are provided for enhancing security and fault tolerance for VPN gateways connecting clients in a public network with entities in a private...
US-7,689,530 DFA sequential matching of regular expression with divergent states
Disclosed are, inter alia, methods, apparatus, data structures, computer-readable media, and mechanisms, for identifying matches to a series of regular...
US-7,689,485 Generating accounting data based on access control list entries
Methods, apparatus, and other mechanisms are disclosed for generating accounting or other data based on that indicated in access control lists or other...
US-7,688,981 Network partitioning using encryption
In an example embodiment, a system for providing a Virtual Local Area Network (VLAN) by use of encryption states or encryption keys for identifying a VLAN. A...
US-7,688,967 Dynamic speed dial number mapping
A method of facilitating a telephonic response to an electronic message is described. The method includes determining at least one telephone number from a...
US-7,688,954 System and method for identifying caller
A method of providing telecommunication service includes receiving caller identification information associated with a call to a communication device and...
US-7,688,953 Rate control in communications systems
Communications rate control is described. The rate control includes receiving a message addressed to a client device of a user. A determination is made as to a...
US-7,688,855 Multi-rate multi-receiver multi-response aggregation
A method for sending a multi-rate multi-receiver message containing a multi-receiver multi-response aggregate. The multi-rate multi-receiver aggregate is...
US-7,688,832 MPLS cookie label
A method and system for preventing misforwarding of packets from an MPLS network to a virtual private network are disclosed. The method includes receiving a...
US-7,688,829 System and methods for network segmentation
A routing mechanism provides network segmentation preservation by route distribution with segment identification, policy distribution for a given VPN segment,...
US-7,688,828 Downstream remote physical interface for modular cable modem termination system
A modular Cable Modem Termination System (CMTS) includes a packet shelf operating a Data Over Cable Service Interface Specifications (DOCSIS) Media Access...
US-7,688,819 Faster routing protocol convergence using efficient message markup
Devices executing routing protocols can mark routing protocol messages as urgent so that peer devices are signaled to consume the messages on an expedited basis....
US-7,688,809 Media inactivity detection in VoIP networks
Systems and techniques to determine that a VoIP call is an inactive media call. One or more counters may be used to determine information indicative of an...
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