Abstract: A method for controlling the establishment of a connection with a transport network, said message consisting of extracting from a first signaling message a piece of switching status information for a transport switch of said node, configuring said transport switch within said switching status (65), estimating (64) a piece of time information regarding the configuration of said transport switch and generating a second signaling message intended for a network element of said transport network, said second signaling message comprising a piece of time information for determining a configuration end date of said transport switch. Said second signaling message may be transmitted without waiting for the end of communication of said transport switch. A controller is also described.

Abstract: A method for advertising capabilities of at least one storage accessible via a wireless local area network that includes at least one wireless access point, which periodically transmits beacon frames containing a wireless local area network identifier designating this network, includes inserting, in each beacon frame transmitted by a wireless access point, data describing the capabilities of at least one storage accessible via the wireless local area network designated by this wireless local area network identifier.

Abstract: A method for establishing a monitoring connection associated to a traffic connection established in a network e.g. of MPLS type, the method comprising the steps of: sending a connection establishment message from a first node (B) to a second node (D) of the communication network to establish a monitoring connection (6) between the first and second nodes, wherein the first and second nodes are disposed in a path of the traffic connection and the connection establishment message is sent along the traffic connection path, sending a make-before-break request from the first node (B) to an ingress node (A) of the traffic connection to cause the ingress node to re-establish the traffic connection along the traffic connection path using a make-before-break signaling procedure, at the first node, processing a re-establishment signaling message sent by the ingress node so as to encapsulate the re-established traffic connection (5) into the monitoring connection (6).

Abstract: A method for establishing a traffic connection (5) and an associated monitoring connection (6) in a network (1) e.g. of MPLS type, comprises: sending a first connection establishment message from an ingress node (A) of the traffic connection along a path, wherein the connection establishment message comprises a monitoring connection request designating a first and a second node of the connection path, intercepting the first connection establishment message at the designated first node (B), sending a second connection establishment message from the designated first node for establishing the monitoring connection between the designated first and second nodes (B, D), resuming and completing the establishment of the traffic connection, wherein the traffic connection is encapsulated into the monitoring connection between the designated first and a second nodes of the connection path.

Abstract: A method for controlling the establishment of a connection with a transport network, said message consisting of extracting from a first signaling message a piece of switching status information for a transport switch of said node, configuring said transport switch within said switching status (65), estimating (64) a piece of time information regarding the configuration of said transport switch and generating a second signaling message intended for a network element of said transport network, said second signaling message comprising a piece of time information for determining a configuration end date of said transport switch. Said second signaling message may be transmitted without waiting for the end of communication of said transport switch. A controller is also described.

Abstract: A method for establishing a traffic connection (5) and an associated monitoring connection (6) in a network (1) e.g. of MPLS type, comprises: sending a first connection establishment message from an ingress node (A) of the traffic connection along a path, wherein the connection establishment message comprises a monitoring connection request designating a first and a second node of the connection path, intercepting the first connection establishment message at the designated first node (B), sending a second connection establishment message from the designated first node for establishing the monitoring connection between the designated first and second nodes (B, D), resuming and completing the establishment of the traffic connection, wherein the traffic connection is encapsulated into the monitoring connection between the designated first and a second nodes of the connection path.

Abstract: A method for establishing a monitoring connection associated to a traffic connection established in a network e.g. of MPLS type, the method comprising the steps of: sending a connection establishment message from a first node (B) to a second node (D) of the communication network to establish a monitoring connection (6) between the first and second nodes, wherein the first and second nodes are disposed in a path of the traffic connection and the connection establishment message is sent along the traffic connection path, sending a make-before-break request from the first node (B) to an ingress node (A) of the traffic connection to cause the ingress node to re-establish the traffic connection along the traffic connection path using a make-before-break signaling procedure, at the first node, processing a re-establishment signaling message sent by the ingress node so as to encapsulate the re-established traffic connection (5) into the monitoring connection (6).

Abstract: A communication device (B) for a communication network with an IP control plane, comprises communication resources to transfer data in said network, a signaling controller capable of receiving an open connection message comprising a first traffic descriptor (11) for a down data flow to be transmitted by an initiator node (A) to a terminator node (C) and a second traffic descriptor (12) for an up data flow to be transmitted by the terminator node from the initiator node, and an admission controller capable of evaluating communication resources of the communication device available for said down flow and said up flow as a function of the first and second traffic descriptors, said signaling controller being capable of producing an updated open connection message as a function of said received open connection message and said available communication resources.

Abstract: In order to determine a spectral route for a given connection in an optical telecommunications network (T) between a starting node (ON1) and a destination node (ON6) of the network, the method consists in: using a conventional routing method to determine one or more candidate spatial routes (Route i, Route 2) connecting the starting node (ON1) to the destination node (ON6), each candidate spatial route comprising a sequence of route segments, each segment connecting two nodes of the network directly and being adapted to support a plurality of spectral routes.

Abstract: A control device (D) for a node (LCR3) in an Ethernet communications network having a GMPLS control plan and through which node a connection for setting up is to pass, includes control means (MC) arranged, in the event of said node (LCR3) receiving a connection setup message containing at least one first value representative of the sum since the beginning of the connection for setting up of the local values of an additive parameter as introduced in each of the preceding nodes (LCR3) in the connection, to determine a second value that is a function of the first value and of the local value as introduced by the node (LCR3), and then to compare the second value with a selected threshold so as to determine whether the connection can accept a maximum value for the additive parameter at the node, and to replace the first value in the received message with the second value as determined, at least when the connection can accept the maximum value.

Abstract: A device (D) is dedicated to the management of resources in a communications network comprising nodes (LER, LCR) connected together via connections. This device (D) comprises management means (MG) designed to define the connections and associate the connections with resources so that these connections can be setup when necessary. The management means (MG) are also required, according to a selected criterion, to associate each connection with either a first state in which it has a preemption right on selected resources shared at least partially with at least one other connection, although not authorized to use them, or a second state in which it is authorized to use the selected resources in order to setup this connection.

Abstract: A node for a packet-address-switched or label-switched communication network comprises i) signaling means responsible for exchanging signaling messages with other nodes of the network in order to reserve resources of connecting paths each associated with a connection identifier and beginning at the node, and ii) control means responsible for, on the one hand, forming intervals of use of connecting paths to be set up between the node and at least one output node and, on the other hand, for commanding the signaling means to transmit to nodes that will have to participate in each of the connecting paths to be set up signaling messages containing connection identifiers of the connecting paths in which they have to participate and programming data representing their respective intervals of use and requesting them to prereserve resources at the level of their control plane necessary for setting up the connecting paths during time ranges that are a function of the intervals of use.

Abstract: A device (D) is dedicated to generating routing messages for a GMPLS control plane communications network. The device (D) includes processing means (MT) adapted to generate routing messages containing an attribute including each item of traffic engineering (TE) information data representing non-homogeneous characteristics of segments of at least one connection between network equipments (N) at the time of its declaration in its routing domain, the representation of that connection thereby defining a forwarding adjacency multiple access (FAMA) linear bus structure.

Abstract: A control device (D) for a node (LCR3) in an Ethernet communications network having a GMPLS control plan and through which node a connection for setting up is to pass, comprises control means (MC) arranged, in the event of said node (LCR3) receiving a connection setup message containing at least one first value representative of the sum since the beginning of said connection for setting up of the local values of an additive parameter as introduced in each of the preceding nodes (LCR3) in said connection, to determine a second value that is a function of said first value and of the local value as introduced by said node (LCR3), and then to compare said second value with a selected threshold so as to determine whether said connection can accept a maximum value for said additive parameter at said node, and to replace said first value in said received message with said second value as determined, at least when said connection can accept said maximum value.

Abstract: This invention relates to a Method for setting up a logical connection between non-adjacent initial node (Ni) and final node (Nf) in a telecommunications network (T), the method comprising determination of a spatial route (ROUTE1) comprising at least a so-called transit node (N1, N4, N6, N9) intermediate between the final node and the initial node and a sequence of route segments connecting the nodes in pairs, the initial node sends a reservation query (RQ1) associated with the spatial route, the query containing values of parameters characteristic of the connection and passing through at least the first transit node (N1) of the spatial route and with the final node as the final destination. The method also comprises an automatic calculation by a transit node, called a decisional node (N4, N9) based on local information, the said calculation result (c4, sp4, sp9) possibly being capable of modifying at least one of the said values of the connection parameters.

Abstract: The method aims to allocate a resource (WB1) in a telecommunications network (10) having a multigranular architecture and a given topology defining links, the network comprising first resources called higher resources having a higher granularity than second resources called lower resources. The method comprises a step No. 1 of determining traffic demands relating to said lower resources, a step No. 2 relating to subpaths with a cost function, a step No. 3 comprising electing the best subpath (BE) given the cost function and allocating at least one higher resource to said best subpath for handling at least a portion of the lower resources, a step No. 4 of updating the traffic demands relating to the lower resources, and a step No. 5 of reiterating steps No. 2 to No. 4 until any allocation of a higher resource provides no further improvement in the light of the cost function.

Abstract: In order to determine a spectral route for a given connection in an optical telecommunications network (T) between a starting node (ON1) and a destination node (ON6) of the network, the method consists in: using a conventional routing method to determine one or more candidate spatial routes (Route 1, Route 2) connecting the starting node (ON1) to the destination node (ON6), each candidate spatial route comprising a sequence of route segments, each segment connecting two nodes of the network directly and being adapted to support a plurality of spectral routes, sending a route set-up request message from the starting node (ON1) to the destination node (ON6), collecting parameter values in the message as it passes through each node along the candidate spatial route, in particular transparency parameter values characterizing the spectral dimension (availability of wavelengths, physical parameters varying as a function of the occupation of the links), and, finally, using an optimization method to process all the p

Abstract: A device (D) is dedicated to controlling auxiliary paths (CP, SC) in a hybrid optical communications network comprising a multiplicity of hybrid nodes (NO) including switching means (CM1) and color converter means (CM2) and interconnected by transmission lines. The device comprises processor means (MT) adapted, in the event of a fault on at least one of the transmission lines carrying a connection and at the ends of which are two hybrid nodes (NO) adapted to effect switching in opaque mode, to command the switching means (CM1) of at least one of the hybrid nodes (NO) to switch the optical signals taking the connection to a selected auxiliary path independent of color and passing through said nodes, where applicable after color conversion of the optical signals by the associated converter means (CM2).