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7983147 Method of setting and changing receive channel set of cable modem  
A method of effectively setting and changing a Receive Channel Set (RCS) of a cable modem (CM) is provided. The method includes: receiving, by a Cable Modem Termination System (CMTS), a Receive...
7983670 Wireless fallback for subscribers of wirelined networks  
Techniques are disclosed for implementing wireless fallback of wireline service. Network interface units [405] may be installed in subscriber buildings in a residential or business neighborhood....
7978594 Efficient and robust routing of potentially-variable traffic with local restoration against link failures  
In one embodiment, a method for supporting recovery from failure of a link in a network of nodes interconnected by links. An intermediate node between an ingress point and an egress point of the...
7978597 Communication management system, communication management method, and communication management device  
A failure is detected in at least one of an active system including an active packet transfer board, an active system packet processing board, and an active system switch board. At least function...
7978595 Method for processing multiple active devices in stacking system and stacking member device  
The present invention discloses a method for processing multiple active devices in a stacking system. In the method, each active device in a stacking system exchanges unique identity information...
7974184 Radio network system and control node switching method  
A radio network system and a control node switching method which can improve a reliability of the whole network and improve a wording efficiency. The system includes at least one alternate control...
7974162 Digital data modulator-demodulator  
A digital data demodulator which can reduce a loss of decodable digital data, and increase capability of reproducing digital data inputted through a transmission line even when an error occurs in...
7969868 Path-level protection for digitally wrapped payloads  
A node, of a group of nodes, may detect a failure on a first path; establish a connection associated with a second path when the failure on the first path is detected; store an identifier in a...
7969863 Directed cost protocol  
One embodiment disclosed relates to a method of cost determination for paths between switches in a mesh. A set of paths between each pair of the mesh switches is defined, and start-up costs for...
7969866 Hierarchical virtual private LAN service hub connectivity failure recovery  
Techniques for recovering from hierarchical virtual private LAN service (HVPLS) hub connectivity failure are described herein. In one embodiment of the invention, a provider edge network element...
7969862 Cycle-based restoration in mesh networks utilizing bandwidth and flow considerations  
A two step method for determining restoration cycles for a mesh network includes generating a set of possible restoration cycles, and selecting a subset of low-cost restoration cycles on the...
7969870 Line accommodating device  
A line accommodating device for accommodating lines of a first communication network and a second communication network, the line accommodating device includes an interface connecting to the first...
7969864 Early service loss or failure indication in an unlicensed mobile access network  
An Unlicensed Mobile Access Network Controller (UNC) and method for providing an early indication of service failure to a mobile station registered with the UNC. When the UNC detects a network...
7969865 Network system of recovering routing information  
When protection processing is applied after a fault in the optical switching unit while the path control unit is restarting. In network systems comprising a path control unit for setting the...
7969867 Backup route generation in border gateway protocol  
A method is provided for generating a backup route. Here, a route and a route distinguisher type associated with the route are received and a backup route is generated based on attributes of the...
7965623 LAN switch with rapid fault recovery  
One embodiment disclosed relates to a method of fault recovery by a switch in a local area network. A link failure is detected at a port of the switch. In response to the link failure detection, a...
7965622 Automatic problem isolation for multi-layer network failures  
A method and apparatus includes automatically correlating indicators already generated by network components to detect and isolate failures that are caused by or related to network components...
7965620 Method, computer product and system for correlating events in a network  
In one aspect a method for correlating network events in a network comprises correlating the events relating to paths with events relating to links traversed by paths. In another aspect, the...
7965621 Method and arrangement for failure handling in a network  
A method and arrangement for failure handling in a tree-structured communications network having interconnected edge nodes and switching nodes. VLANs may be established by using spanning trees to...
7962566 Optimized session management for fast session failover and load balancing  
A system and method of improving session management to facilitate failover and load balancing conditions. During the session, session data is segregated into a first set of core/non-derivable data...
7961748 Distributed router application serialization  
A router, which may be a wireless gateway, for routing messages between communications networks, including a persistent storage, and a transport interface for sending outgoing messages to...
7961594 Methods and systems for history analysis for access paths in networks  
A method and system for constructing and analyzing an access path event history in a network is provided. Inconsistencies in the physical and logical access paths when making changes in the...
7961595 Mobile network control apparatus and mobile network control method  
A mobile network control apparatus capable of improving transmission efficiency without giving any processing loads to nodes of a mobile network. In mobile routers to which the present apparatus...
7961644 Communication node apparatus, communication system, and path resource assignment method  
In a communication system, including a plurality of communication node apparatuses, for establishing a path for communication by exchanging a message among the plurality of communication node...
7957330 Failsafe management of periodic communications during system upgrade for a network device  
The invention is directed to techniques for failsafe management of periodic communications between network devices. A first network device, for example, establishes with a second network device a...
7957266 Efficient and robust routing independent of traffic pattern variability  
A scheme for routing packets of traffic to their destination after ensuring that they pass through one or more pre-determined intermediate nodes, thereby permitting all permissible traffic...
7957726 System and method for porting a personalized indicium assigned to a mobile communications device  
In one embodiment, a scheme is provided for porting a personalized indicium, i.e., a Personal Information Number or PIN, from a first mobile communications device to a second mobile communications...
7957402 UDP to TCP bridge  
A bridge module bridges communications between computing systems using the UDP (user datagram protocol) communication protocol and computing systems using the TCP (transmission control protocol)...
7957267 Fault detection device  
A fault detection device capable of detecting network faults by itself with high accuracy in multi-vendor environments, without the need to interoperate with an associated device according to an...
7953907 Concurrent input/output control and integrated error management in FIFO  
A FIFO memory has integrated error management to react to different errors according to the current state of operation of the input and output as well as internal conditions such as buffer memory...
7954002 Systems and methods for bulk release of resources associated with node failure  
Systems and methods according to these exemplary embodiments provide for methods and systems for improving efficiency in communications systems by, for example, bulk release of resources upon a...
7953016 Method and system for telecommunication apparatus fast fault notification  
A method and system for containing a fault in a network node. A loss of all remaining communication links from a node is detected. A time duration from the loss of a first remaining communication...
7953884 Method and apparatus for overload control and audit in a resource control and management system  
A system and method for resource control management implementing Diameter protocol is disclosed. The system includes a border gateway which is configured to send an overload message and a...
7953863 Techniques for timing optimization in wireless networks that utilize a universal services interface  
An embodiment of the present invention provides an apparatus, comprising a mobile station (MS) operable to communicate with an application service provider (ASP) in a wireless network, the...
7953416 Process for dynamic routing of customer contacts to service providers in real time  
A dynamic contact routing system includes establishing a plurality of service provider accounts. The service providers submit bids for a per-contact charge. A contact list is created wherein the...
7948870 Dynamic renegotiation of graceful restart time to avoid double-failure traffic loss  
Techniques are described for reducing the impact of failure of a primary and a secondary routing control unit within a network device, i.e., a double-failure of the network device. For example, a...
7948871 Method and apparatus for mobility agent recovery  
Techniques for recovering Mobile Internet Protocol (IP) session(s) of a mobility agent in a Mobile IP network are described herein. In one embodiment of the invention, for each mobility session...
7948983 Method, computer program product, and apparatus for providing passive automated provisioning  
An apparatus for providing passive automated provisioning may include an address monitoring element and an address provisioning element in communication with the address monitoring element. The...
7944814 Switching between secured media devices  
A system, method and apparatus for communication is provided which includes maintaining a primary and a secondary network media devices at substantially similar encryption state, wherein the...
7944913 Node, communication method, and program for node  
The present invention provides a node capable of preventing the problems caused by switching between traffic communication paths when a link failure occurs. According to an embodiment of the...
7940646 Performing non-revertive failover with network devices  
Techniques are described for performing non-revertive failover with network devices. A network device comprising a control unit and interface cards receives routing information protocol (RIP)...
7940645 Protection switching method based on change in link status in ethernet link aggregation sublayer  
An Ethernet protection switching method based on a change in link status in a link aggregation sublayer is disclosed. If an Ethernet link aggregation sublayer is present on an Ethernet connection...
7940644 Unified transmission scheme for media stream redundancy  
In one embodiment, a network session is established for transmitting a media stream. The media stream is encoded into a first set of media stream packets and the first set of media stream packets...
7940677 Architecture for optical metro ethernet service level agreement (SLA) management  
A system for managing one or more service level agreements associated with a switched metro Ethernet network is disclosed and manages one or more service level agreements associated with a...
7940652 Pseudowire protection using a standby pseudowire  
Providing protection to network traffic includes sending a Pseudowire protection configuration parameter for configuring a standby Pseudowire between a source node and a destination node,...
7936665 IMS network system and data restoring method  
A subscriber data restoring type IMS (IP Multimedia subsystem) network system includes a P-CSCF (Proxy Call Session Control Function) connected to a SIP (Session Initiation Protocol) terminal as a...
7936663 Protection of clear channel connections in communications networks  
A method for protection of STM-n/OC-n clear channel connections calls for a protection diagram allowing protection of STM-n/OC-n clear channel signals transmitted from a source point to a...
7936664 Multi-carrier radio link protocol supervision in a radio communication system  
A method is provided for facilitating efficient usage of radio capacity in a radio communication system including a communication station operable to receive, over a plurality of subchannels of...
7936731 Method of processing HARQ by considering measurement gap  
A HARQ processing method is disclosed, by which a measurement gap is considered. In particular, as a terminal performs an inter-measurement operation, if HARQ feedback information reception is...
7936828 Digital television transmitter/receiver and method of processing data in digital television transmitter/receiver  
A digital television (DTV) transmitter and a method of coding data in the DTV transmitter method are disclosed. A pre-processor pre-processes the enhanced data by coding the enhanced data for...