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US20090323689 |
EDGE SWITCH AND FORWARDING TABLE REWRITING METHOD
An edge switch that switches a frame between a user network and a wide area network includes an access port to connect a communication module including a storage unit storing a first identification...
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US20090323688 |
INFORMATION PROCESSING APPARATUS,IMAGE PROCESSING APPARATUS, CONTROL METHOD, AND STORAGE MEDIUM
An information processing apparatus which make it possible to search from an information processing apparatus, for an IPv6-compatible image processing apparatus which has an IPv6 network address...
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US20090316697 |
Pre-Dropping of a Packet if Its Time-To-Live (TTL) Value is Not Large Enough to Reach a Destination
Disclosed are, inter alia, methods, apparatus, computer-storage media, mechanisms, and means associated with pre-dropping of a packet if its Time-To-Live (TTL) value is not large enough to reach a...
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US20090310609 |
METHOD AND DEVICE FOR MANAGING MULTICAST GROUPS
A method for managing multicast traffic in a data network, and devices using said method. The hosts store for each multicast group an included source record and an excluded source record, and the...
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US20090307463 |
INTER-PROCESSOR, COMMUNICATION SYSTEM, PROCESSOR, INTER-PROCESSOR COMMUNICATION METHOD, AND COMMUNICATION METHOD
An inter-processor communication system includes processors and a transfer device that, upon receiving a multicast packet from any of the processors, transfers the packet to processors designated...
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US20090303996 |
COMMUNICATION DEVICE WITH A PATH PROTECTION FUNCTION, AND NETWORK SYSTEM USING THE COMMUNICATION DEVICE
Provided is a network system including a start device and multiple end devices. A point-to-point (P-to-P) logical path is set to be used for unicast communication between the start device and each...
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US20090303997 |
LAYERED MULTICAST AND FAIR BANDWIDTH ALLOCATION AND PACKET PRIORITIZATION
Embodiments include an overlay multicast network. The overlay multicast network may provide a set of features to ensure reliable and timely arrival of multicast data. The embodiments include a...
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US20090303902 |
Multicast mesh routing protocol
A method for a node to select a route to join a multicast group in a wireless mesh network, including establishing the route between the node and the multicast group using media access control...
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US20090303995 |
METHODS OF BROADCASTNG AND RECEIVING SCRAMBLED MULTIMEDIA PROGRAMS, A TERMINAL AND A NETWORK HEAD END FOR SAID METHODS
The invention concerns a method for broadcasting a plurality of multimedia programmes generated by operators of different services, whereby one or more network headends broadcast (in 102 ) on a...
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US20090296708 |
LAYERED MULTICAST AND FAIR BANDWIDTH ALLOCATION AND PACKET PRIORITIZATION
Embodiments include an overlay multicast network. The overlay multicast network may provide a set of features to ensure reliable and timely arrival of multicast data. The embodiments include a...
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US20090296709 |
METHOD AND SYSTEM FOR SWITCHING MULTICAST TRAFFIC AND ROUTER
A method for switching multicast traffic includes: entering, by a second router, a waiting state after receiving a packet indicative of recovery of a first router; and deleting, by the second...
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US20090296707 |
METHOD AND APPARATUS FOR USING INTERNET PROTOCOL TELEVISION SERVICE BASED ON APPLICATION RECEIVED IN MULTICAST SESSION
Provided is a method and apparatus in which information about a multicast session which provides an application associated with a predetermined Internet protocol television (IPTV) service is...
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US20090290585 |
DATA LINK LAYER SWITCH ITH MULTICAST CAPABILITY
A data link layer switch includes a switching mechanism coupled to a plurality of port interface controllers. Each of the port interface controllers comprises a multicast address table, a multicast...
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US20090290522 |
Method and Device for the Dynamic Setting up and Control of Temporarily Formed Communications Groups with Secure Transmission
A method and a device for the dynamic setting up and control of temporarily formed communications groups with secure transmission, in which nodes potentially participating in a communications group...
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US20090292917 |
SECURE TRANSPORT OF MULTICAST TRAFFIC
Secure tunneled multicast transmission and reception through a network is provided. A join request may be received from a second tunnel endpoint, the join request indicating a multicast group to be...
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US20090285211 |
COMMUNICATION METHOD AND RECEIVING TERMINAL
It is an object of the present invention to receive/play a streaming immediately after a switching not to disconnect it when a terminal for receiving the streaming is switched from a first...
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US20090285212 |
BITLOADING APPLIED TO NETWORK MULTICAST MESSAGES
The subject matter disclosed herein relates to determining a bitloading to be applied to one or more subgroups of a multicast group.
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US20090274163 |
METHOD, SYSTEM, AND APPARATUS FOR CONTROLLING MULTICAST BEARER RESOURCES
A method, a system, and an apparatus for controlling multicast bearer resources are disclosed. The method includes: a network entity in the RACS receives a request of controlling a multicast bearer...
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US20090274152 |
Method And System For Disseminating Time-Sensitive Economic Data To Market Participants
A system and method for disseminating time-sensitive economic information to one or more clients is disclosed. The system includes a computer system and at least one database in communication with...
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US20090274151 |
BROADCAST-CONTENT TRANSMISSION APPARATUS, AND BROADCAST-CONTENT TRANSMISSION METHOD
A transmitting side ( 101 ) transmits broadcast content ( 100 ) through a communication network ( 111 ) or a broadcast network ( 110 ). Transmission through the communication network ( 111 )...
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US20090268732 |
Channel change tracking metric in multicast groups
A method, device and computer readable medium that measures the error rate in a network data stream to a device, for example a Set Top Box. The method including joining one or more multicast groups...
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US20090268731 |
Point-to -multipoint for multicast and unicast forwarding
A method and apparatus for establishing multicast and unicast forwarding are disclosed. In one embodiment, a method includes transmitting path messages to a plurality of receivers, receiving a...
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US20090268733 |
Methods and Apparatus for Content Delivery via Application Level Multicast with Minimum Communication Delay
A method for constructing an overlay multicast tree to deliver data from a source to an identified group of nodes is provided in which a plurality of nodes are identified and mapped into...
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US20090265743 |
VIDEO ON DEMAND CONTROL METHOD, CLIENT DEVICE AND SWITCHING CONTROL APPARATUS
The present invention discloses a VOD control method, a client device, and a switching control apparatus, relating to a media playing technology. The method includes: receiving VOD commands from a...
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US20090257432 |
TERMINAL
Provides a terminal for performing multiple access transmission suitable to a transmission path having varied characteristics. The terminal ( 100 ) includes a transmission/reception section ( 201...
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US20090252164 |
LAYERED MULTICAST AND FAIR BANDWIDTH ALLOCATION AND PACKET PRIORITIZATION
Embodiments include an overlay multicast network. The overlay multicast network may provide a set of features to ensure reliable and timely arrival of multicast data. The embodiments include a...
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US20090252165 |
METHOD AND SYSTEM FOR DETERMINING THE EXISTENCE OF BROADCAST AND MULTICAST FRAMES BUFFERED IN AN ACCESS POINT
A method and a system for determining the existence of broadcast/multicast frames buffered in an access point (AP) are used to avoid wakening a station (STA) unnecessarily. The method includes:...
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US20090252163 |
Grammar and Ontology for Multicast Communication
A formal language for specifying and implementing multicast communication, named MSIL, comprises a set of constructs that are specific to multicast communication. The language provides semantic...
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US20090245252 |
COMMUNICATION TERMINAL AND RETRANSMISSION REQUEST METHOD
A multicast communication system in which a receiving node which has detected a packet loss can make a retransmission request without applying a high load to a transmitting node, all receiving...
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US20090245255 |
MULTICAST METHOD AND APPARATUS
A multicast method and a multicast apparatus are disclosed. The multicast method includes: retaining the multicast forwarding subtree and forbidding to forward multicast data through the multicast...
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US20090245251 |
FRAME PROCESSING METHOD AND FRAME PROCESSING APPARATUS
When a data link layer frame whose destination address has been designated as a multiple address is inputted from a tunneling source via a decapsulation unit 202, a destination processing unit ...
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US20090245248 |
METHOD AND APPARATUS FOR PROVIDING RESILIENCY IN MULTICAST NETWORKS
Techniques for providing resilient multicast traffic processing in a network element are described herein. In one embodiment of the invention, a network element separately joins equivalent...
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US20090248901 |
Delivering Multimedia Services
Disclosed is a scalable, hierarchical, distributed network architecture and processes for the delivery of high-performance, end-to-end online multimedia services, including Internet services such...
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US20090245250 |
CONTENT TRANSMITTING APPARATUS, CONTENT RECEIVING APPARATUS, CONTENT TRANSMITTING METHOD, AND CONTENT RECEIVING METHOD
A content transmitting apparatus includes a content transmitting unit ( 111 ) that IP packetizes content to be transmitted through a communication network ( 101 ), and an encapsulating unit ( 112 )...
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US20090245253 |
Computing Point-to-Multipoint Paths
An apparatus comprising a path computation element (PCE) configured to communicate with a path computation client (PCC) and compute a point-to-multipoint (P2MP) path across an autonomous system...
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US20090245249 |
MULTICAST NODE APPARATUS, MULTICAST TRANSFER METHOD AND PROGRAM
To provide an apparatus that optimizes the wait time in node apparatuses performing a packet backup using a multipath. The apparatus uses statistic information related to the transmission qualities...
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US20090245254 |
COMMUNICATION SYSTEM
To provide a communications system capable of resolving dropped data by achieving retransmission control without increasing the communications load, such as with ACK. Measurement data received by a...
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US20090245256 |
METHOD AND SYSTEM FOR PROVIDING MULTICAST SERVICES
The present disclosure discloses a method for providing multicast services, which includes receiving a multicast service request sent by a UE through an IMS network, obtaining the media...
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US20090238182 |
Tree-type broadcast system, method of instructing mode switch, broadcast device, and broadcast process program
A broadcast device in a tree-type broadcast system forming plural hierarchy levels with the broadcast device located at the top and connecting the nodes so as to be sequentially transferred from...
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US20090238183 |
PACKET PROCESSING SYSTEM AND METHOD THEREOF
A packet processing system for a network packet delivery device and a method thereof are provided. The packet processing system includes a packet receiving module for receiving packets transmitted...
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US20090232136 |
Method and Apparatus for Scalable Protocol Snooping in a Pon
In various example embodiments, a system, method and apparatus are provided for scalable protocol snooping in a PON. In an example embodiment, a method is provided. The method may include receiving...
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US20090225690 |
NETWORK NODE, A COMMUNICATION NETWORK AND A METHOD OF OPERATION THEREFOR
A communication network ( 100 ) comprises a roaming network node ( 109 ) which may move within the network. The network node ( 109 ) comprises a network interface ( 201 ) for receiving data from a...
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US20090225753 |
METHOD AND DEVICE FOR COMMUNICATIONS
A communication device that communicates as a device with a plurality of hosts by using a communication interface that is designed to be used for a point-to-multipoint network on which a single...
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US20090225660 |
COMMUNICATION DEVICE AND OPERATION MANAGEMENT METHOD
A communication device includes a communication section for receiving or transmitting an Operation Administration and Maintenance (OAM) frame from or to a Layer-2 network; and a controller for...
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US20090225754 |
SCALABLE IP-SERVICES ENABLED MULTICAST FORWARDING WITH EFFICIENT RESOURCE UTILIZATION
Methods, apparatus and data structures are provided for managing multicast IP flows. According to one embodiment, a memory of a router has stored therein a data structure, which includes...
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US20090225680 |
APPARATUS AND METHOD OF PROCESSING STATEFUL ADDRESS AUTO-CONFIGURATION PROTOCOL IN IPV6 NETWORK
Apparatus and method for processing a stateful address auto-configuration protocol in an Internet Protocol version 6 (IPv6) network are provided. The method includes multicasting, at an IPv6...
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US20090225752 |
Apparatus and method for transferring frames through aggregated communication links
A communication apparatus that performs instant switchover from working links to backup links. The communication apparatus has a plurality of output interfaces each comprising a set of physical...
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US20090219933 |
SYSTEM, SERVER AND METHOD FOR OPTIMIZING A GROUP MANAGEMENT PROTOCOL
The present invention discloses a method, server and system for optimizing a group management protocol so as to reduce the complexity in setting and switching filter modes in the prior protocols....
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US20090219934 |
SERVICE-SPECIFIC LOGICAL INTERFACES FOR PROVIDING VPN CUSTOMERS ACCESS TO EXTERNAL MULTICAST CONTENT
A network device seamlessly handles multicast traffic flow between virtual private networks (VPNs) and content providers located external to the VPNs. For example, the network device, such as a...
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US20090213854 |
EFFICIENT, FAULT-TOLERANT MULTICAST NETWORKS VIA NETWORK CODING
Fault-tolerant multicast networks via network coding comprises a digital signal operator that combines data signals multicast from multiple sources and transmits the combined data signal via a link...
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