The present invention is a redundancy system in the interface between a wireless and packet-based telecommunications network. The redundancy system includes back-up support components coupled to hub broadcast routers. Because the back-up support component monitors all communications to the primary support component through the communications from the hub broadcast routers, the back-up support component can assume responsibility for the primary interface support component without excessive overhead in sending back-up file information to a redundant component.
Method For Managing Communications And Related Core Network Node
Laurence Lautier - Plaisir, FR Terry Bush - Parker TX, US
Assignee:
Kapsch Carriercom France S.A.S. - Paris
International Classification:
H04W 4/00
US Classification:
370331
Abstract:
A first group of core network (CN) nodes are arranged for transmitting a change request from a source to a target radio network controller (RNC), to a CN node selected from the set of CN nodes to which the target RNC is connected. Relating to a communication in progress with a first RNC () and a first CN node (), for which a change from the first to a second RNC () is requested: the change request is transmitted from the first CN node to a second CN node () of the first group, and is forwarded from the second to a third CN node () selected, according to predetermined criteria, from the set of CN nodes to which the second RNC is connected.
A node of a packet switched telecommunications network includes a network interface unit which sends and, receives data from the network. The node includes a processing unit which performs real-time Quality of Service (QoS) measurements on the data and routes the data through the network interface to the network based on the QoS measurements. A method for routing data by a node of a packet switched telecommunications network including the steps of sending and receiving data to and from the network with a network interface of the node. There is the step of performing real-time Quality of Service (QoS) measurements on the data with a processing unit of the node. There is the step of routing the data with the processing unit through the network interface to the network based on the QoS measurements.
Method And Apparatus For Detecting And Locating Network Connection Failures
Djamel OULD-BRAHIM - Kanata CA, US Terry BUSH - Parker TX, US
Assignee:
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL) - Stockholm
International Classification:
H04L 12/26
US Classification:
370225, 370242
Abstract:
In one aspect, the present invention addresses Layer-3 (L3) connection monitoring between two “multi-attached” host nodes that are interconnected via an intervening communication network having a known network topology. The present invention provides the two-fold benefit of rapid connection failure detection and failure location determination. In one or more embodiments, the present invention “pinpoints” the failure location, improving the intelligence of any triggered failure recovery mechanism and/or providing better, more meaningful failure reporting. A BFD session is established between the local and remote host nodes for each L3 communication path between them, e.g., for each unique pairing of local and remote network attachment points. Upon the occurrence of an L3 connection failure, the pattern of up/down states for these BFD sessions is analyzed, along with knowledge of the involved network topology, to determine the apparent location of the L3 connection failure.
Network Interface And Method For Providing Complete Reception Of Data
Paul Henry Boudreaux - Garland TX Terry Wayne Bush - Plano TX Justin Medlock - Richardson TX
Assignee:
Northern Telecom Limited - Quebec
International Classification:
H04A 738
US Classification:
455422
Abstract:
A network interface terminates communication between a disconnecting party (i. e. , requesting a disconnect from the network interface) and a disconnected party in communication with the disconnecting party. The disconnecting and disconnected parties are connected to first and second networks, respectively. When receiving a disconnect request from the disconnecting party, the network interface initiates communication termination for the disconnecting party. If there is no buffered data to be transmitted to the disconnected party, the interface begins communication termination for the disconnected party. Otherwise, the interface transmits the buffered data to the disconnected party and then initiates communication termination for the disconnected party.
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Terry Bush Controller
Truswal Systems Corporation Mfg Fabricated Plate Work Structural Metal Fabrication
2820 N Great Southwest Pkwy, Grand Prairie, TX 75050
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