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US20110299528 NETWORK LAYER MULTICASTING IN TRILL NETWORKS  
Systems and techniques for performing network layer multicasting in a TRILL network are described. Some embodiments provide a system that receives multicast packet that includes a network-layer...
US20110044336 MULTICAST DISTRIBUTION SYSTEM AND MULTICAST DISTRIBUTION METHOD  
Provided is a multicast distribution system which can perform a multicast distribution by selecting a communication path satisfying a communication feature required by a multicast group. A...
US20110286453 METHOD AND SYSTEM FOR REDUCING LATENCY IN A MULTI-CHANNEL MULTICAST STREAMING ENVIRONMENT IN CONTENT-DELIVERY NETWORKS  
Methods, systems and apparatus for reducing apparent latency in content-delivery networks are provided. Sources multicast certain ‘preview multicast streams’ to multiple subscribers. These preview...
US20100309912 FORWARDING FRAMES IN A COMPUTER NETWORK USING SHORTEST PATH BRIDGING  
Methods, apparatus, and products are disclosed for forwarding frames in a computer network using shortest path bridging (‘SPB’). The network includes multiple bridges, and each edge bridge is...
US20130016722 BROADCAST INTERACTIVE TELEVISION SYSTEM  
A system that incorporates teachings of the present disclosure may include, for example, a system having a controller to deliver broadcast channels by way of interactive TV (iTV) edge routers...
US20120327777 APPARATUS, SYSTEM AND MEHTOD FOR RELIABLE, FAST, AND SCALABLE MULTICAST MESSAGE DELIVERY IN SERVICE OVERLAY NETWORKS  
A method to organize nodes into an overlay network and to disseminate multicast messages within this overlay both through an efficient tree embedded in the overlay and through gossips exchanged...
US20110234409 Telemedicine Application for Remote Monitoring, Viewing and Updating of Patient Records  
Systems and methods of providing telemedicine services are provided. A system can include a medical device that obtains diagnostic information, a gateway device coupled to the medical device, an...
US20140211797 MANAGING MULTICAST DISTRIBUTION USING MULTICAST TREES  
A method includes receiving multicast traffic intended for host devices; identifying a flow associated with the multicast traffic; retrieving information associated with a group of multicast...
US20110292937 POINT-TO-MULTIPOINT SERVICE IN A LAYER TWO ETHERNET NETWORK  
Techniques are described for providing point-to-multipoint (P2MP) Ethernet service in a L2 network. Routers providing the Ethernet service allow an administrator to classify local attachment...
US20110064077 METHOD AND APPARATUS FOR SENDING AND RECEIVING MULTICAST PACKETS  
The present invention relates to a solution for taking a network equipment in a communication network as a root node to generate a logical topology tree for a subscriber terminal which requests...
US20100329252 Method and Apparatus for Enabling Multicast Route Leaking Between VRFs in Different VPNs  
Multicast route leaking between VRFs in different VPNs enables receivers in different VPNs to subscribe to the same IP multicast so that an efficient IP multicast distribution tree can be built to...
US20150124810 METHOD, DEVICE, AND SYSTEM FOR CREATING BIDIRECTIONAL MULTICAST DISTRIBUTION TREE BASED ON INTERIOR GATEWAY PROTOCOL  
Embodiments of the present invention provide a method, a device, and a system for creating a bidirectional multicast distribution tree based on an interior gateway protocol, the method includes:...
US20140192805 Method And Apparatus For Sharing TCAP Traffic Load  
The present invention relates to a point code emulation apparatus and method for dividing a Common Channel Signaling System No. 7 (or SS7) signaling network into two or more networks. The point...
US20140023074 SYSTEM AND METHOD FOR LAYER-2 NETWORK ROUTING  
An example method is provided and includes receiving a data message from a first virtual local area network; determining at an edge switch-router of a Layer-2 network whether the message should be...
US20140269708 MESSAGE TRANSMITTING METHOD, MESSAGE RECEIVING METHOD, OPENFLOW CONTROLLER AND FIRST OPENFLOW SWITCH  
A message transmitting method is provided, comprising: receiving a first message sent from a first OpenFlow switch by an OpenFlow controller; transmitting a first response message to the first...
US20130044642 METHODS AND SYSTEMS TO STORE AND FORWARD MULTICAST TRAFFIC  
Methods and systems are described to store and forward multicast traffic. The method includes receiving a request to add a first node to a membership tree including a first plurality of nodes...
US20120294193 Method and System for Increasing Forwarding Efficiency of Virtual Private LAN Service Network  
The present invention provides a method and system for increasing forwarding efficiency of a virtual private LAN services network. The method includes: a root node provider edge (PE) in the VPLS...
US20120177040 METHOD, SYSTEM AND ACCESS SERVICE ROUTER FOR IMPLEMENTING MULTICAST SERVICE  
A method for implementing multicast service is disclosed, comprising: a multicast source sending a multicast service packet of which a destination address is configured to be a Group Access...
US20130028255 METHOD, SWITCHING DEVICE AND SYSTEM FOR ENABLING MULTICAST FORWARDING  
Embodiments of the present invention relates to the field of IP communication technologies, and disclose a method, a switching device and a system for enabling multicast forwarding to implement...
US20130272303 PACKET SWITCHING WITHOUT LOOK-UP TABLE FOR ETHERNET SWITCHES  
In one embodiment, a method for packet switching includes receiving a packet, wherein the packet comprises a header and a payload; determining, without using a look-up table, a destination port...
US20130242990 DYNAMIC OPTIMIZATION OF A MULTICAST TREE HIERARCHY FOR A DISTRIBUTED SWITCH  
A distributed switch may include a hierarchy with one or more levels of surrogate sub-switches (and surrogate bridge elements) that enable the distributed switch to scale bandwidth based on the...
US20130242987 DYNAMIC OPTIMIZATION OF A MULTICAST TREE HIERARCHY FOR A DISTRIBUTED SWITCH  
A distributed switch may include a hierarchy with one or more levels of surrogate sub-switches (and surrogate bridge elements) that enable the distributed switch to scale bandwidth based on the...
US20120170578 MULTICAST VPN SUPPORT FOR IP-VPN LITE  
Techniques disclosed herein include systems and methods for providing multicast Virtual Private Network (VPN) support for IP VPN networks, including IP VPN-lite networks. Such techniques provide...
US20130182581 IP MULTICAST OVER MULTI-CHASSIS TRUNK  
In embodiments of the present invention, multicast traffic is simultaneously routed via all switches participating in the trunk (can be referred to as partner switches). A respective partner...
US20120269197 MULTICAST LOAD BALANCING  
A method may include receiving a packet; identifying the packet as a multicast packet for sending to a plurality of destination nodes; selecting a first forwarding table or a second forwarding...
US20140348164 MAINTAINING A MULTICAST FORWARDING TABLE AND A PIM ROUTER  
A method for maintaining a multicast forwarding table item and a Protocol Independent Multicast (PIM) router are disclosed. The method includes: receiving, by a PIM router, a multicast leave...
US20140314079 Efficient Multicast Delivery to Dually Connected (VPC) Hosts in Overlay Networks  
In a mesh-based connected data center network architecture, a mechanism is provided to allow efficient delivery of IP multicast frames within the network. Described approaches avoid replication...
US20110299527 SUPPORTING MULTIPLE MULTICAST TREES IN TRILL NETWORKS  
Systems and techniques for supporting multiple multicast trees are described. Some embodiments provide a system that determines an internal multicast group identifier based on a source address, a...
US20110064079 COMMUNICATION CHANNEL BUILDING DEVICE AND N-TREE BUILDING METHOD  
Disclosed is a communication channel building device which can guarantee a fair bandwidth allocation and exhibit a preferable perception AV quality in an ALM application. A transfer table building...
US20150049760 SOURCE ROUTING IN MULTICAST TRANSMISSIONS  
The subject technology provides configurations for receiving, at a first network device, a multicast packet of a multicast transmission from a multicast source. A header is inserted including one...
US20140071987 SYSTEMS AND METHODS PROVIDING REVERSE PATH FORWARDING COMPLIANCE FOR A MULTIHOMING VIRTUAL ROUTING BRIDGE  
An information handling system is provided. The information handling system includes a plurality of routing bridges coupled to at least one node. The node may be multihomed and logically coupled...
US20130128888 METHOD, SYSTEM AND ROUTER FOR CHANGING APPLICATION IN BGP SESSION  
A method and system for changing an application in a BGP session are provided. The method may be applied by a first router, in a session established between the first router and a second router,...
US20130223443 DISTRIBUTION TREES WITH STAGES  
Techniques described herein provide for sending packets to nodes based on distribution trees with stages. A packet may be received at a node. The stage of the node may be determined. A...
US20110128958 APPLICATION LAYER MULTICAST (ALM) TREE CONSTRUCTING APPARATUS, ALM TREE CONSTRUCTING METHOD, PROGRAM, AND INTEGRATED CIRCUIT  
The ALM tree constructing apparatus (100) includes: a metric measuring unit (101) measuring an upload link bandwidth for each of terminals; a node allocating unit (202) allocating, to each of the...
US20150023147 METHODS FOR MANAGING TRANSACTION IN SOFTWARE DEFINED NETWORK  
Disclosed are methods for managing transactions in a software defined network (SDN). A method performed in a controller may comprise generating a group message for modifying flow entries of a...
US20150124807 ALARM SYSTEM NETWORK OPERATION  
Various embodiments are directed to network controllers coordinating operation of alarm panels, and to an alarm network incorporating multiple alarm panels that each incorporate such a network...
US20130215892 NETWORK PROVIDER BRIDGE MMRP REGISTRATION SNOOPING  
A provider edge bridge in a service provider network receives multiple media access control (MAC) Registration Protocol (MMRP) registration messages from customer networks via tunnels. The...
US20110200042 NETWORK PROVIDER BRIDGE MMRP REGISTRATION SNOOPING  
A provider edge bridge in a service provider network receives multiple media access control (MAC) Registration Protocol (MMRP) registration messages from customer networks via tunnels. The...
US20130329605 MULTICAST SERVICE IN VIRTUAL NETWORKS  
Techniques are described to provide multicast service within a virtual network using a virtual network controller and endpoint replication without requiring multicast support in the underlying...
US20130188640 MULTICAST MISS NOTIFICATION FOR A DISTRIBUTED NETWORK SWITCH  
Techniques are provided for multicast miss notification for a distributed network switch. In one embodiment, a bridge element in the distributed network switch receives a frame destined for a...
US20130188637 MULTICAST MISS NOTIFICATION FOR A DISTRIBUTED NETWORK SWITCH  
Techniques are provided for multicast miss notification for a distributed network switch. In one embodiment, a bridge element in the distributed network switch receives a frame destined for a...
US20140269701 VIRTUAL LINK AGGREGATION EXTENSION (VLAG+) ENABLED IN A TRILL-BASED FABRIC NETWORK  
In one embodiment, a system includes a TRILL-enabled network that includes a first physical routing bridge (RB) and a second physical RB, logic adapted for creating a virtual RB logically...
US20130266009 Method and System for Reliable Multicast  
Method and system for transmitting a multicast message with one or more packets to a plurality of destinations is provided. The system includes an adapter including an entry port to receive the...
US20120224577 PROCESSING METHOD, SYSTEM AND USER EQUIPMENT OF MULTIMEDIA BROADCAST MULTICAST SERVICE (MBMS) SERVICE  
A method and system are provided for processing a multimedia broadcast and multicast service and a user equipment. The method includes: a user equipment (UE) receiving a multimedia broadcast and...
US20140286335 Multicast-Enabled Address Resolution Protocol (ME-ARP)  
A Multicast-Enabled Address Resolution Protocol (ME-ARP) is disclosed. This ME-ARP allows the building of independent IP based Virtual Private LAN segments (VPLS) over a multicast enabled IP...
US20110317698 Multicast-Enabled Address Resolution Protocol (ME-ARP)  
A Multicast-Enabled Address Resolution Protocol (ME-ARP) is disclosed. This ME-ARP allows the building of independent IP based Virtual Private LAN segments (VPLS) over a multicast enabled IP...
US20130259041 NETWORK CODING FOR MULTI-RESOLUTION MULTICAST  
A method, apparatus and computer program product for utilizing network coding for multi-resolution multicast is presented. A network source partitions source content into a base layer and one or...
US20140098813 IP MULTICAST SERVICE JOIN PROCESS FOR MPLS-BASED VIRTUAL PRIVATE CLOUD NETWORKING  
A multicast cloud controller (“MCC”) in a cloud system implements a process to manage multicast traffic in a cloud network. The MCC is coupled to at least one virtualized server for hosting one or...
US20110317696 IN-BAND MULTICAST TRACE IN IP AND MPLS NETWORKS  
In one embodiment, which may be implemented in either IP networks or MPLS networks, a tree of the network may be constructed at a source network device by sending only a single packet. The...
US20110176546 SYSTEMS AND METHODS FOR REDUCING MULTICAST TRAFFIC OVER A NETWORK  
A method for reducing multicast traffic over a network is described. A control request is received. A first ranking indicator associated with the control request is compared with a second ranking...