Abstract: A method for supporting congestion management in a congestion exposure-enabled network, wherein sending hosts and receiving hosts communicate with each other by sending flows of packets over network paths via intermediate routers, which, upon detecting congestion, mark packets of the flows as congestion packets by including congestion information, wherein congestion is indicated to the sending hosts via a congestion feedback mechanism, and wherein the sending hosts, upon receiving congestion indications, declare a subset of the packets they send as congestion response packets by including congestion information, depending on whether the amount of congestion response packets is balanced with the indicated congestion level or not is characterized in that aggregated congestion is determined on the basis of congestion information included in packets that are sent over the network paths between the sending hosts and the receiving hosts.

Abstract: For allowing a particularly economic operation of a network with a high degree of energy conservation a method for operating a wireless radio network, especially a radio access network, is claimed, wherein the wireless radio network includes a core network, a number of base stations and at least one mobile host for wireless communication via at least one base station, wherein the method is characterized in that an association of powered on and powered off base stations within definable base station partitions will be arranged in a coordinated manner, thereby maintaining a minimum number or the smallest possible number of powered on base stations being necessary for accommodating a current traffic demand. Further, a network is claimed, preferably for carrying out the above mentioned method.

Abstract: A method of operating a packet dropper in a congestion exposure-enabled network, wherein sending hosts and receiving hosts communicate with each other by sending flows of packets over network paths via intermediate routers, which, upon detecting congestion, mark packets of the flows as congestion packets, wherein congestion is indicated to the sending hosts by way of a congestion feedback mechanism, and wherein the sending hosts, upon receiving congestion indications, declare a subset of the packets they send as congestion response packets, thereby producing either conformant flows or non-conformant flows, depending on whether the amount of congestion response packets is balanced with the indicated congestion level or not, is characterized in that the packet dropper carries out in succession a series of traffic analyzing steps for identifying the non-conformant flows. Furthermore, a corresponding packet dropper for use in a congestion exposure-enabled network is described.

Abstract: A process for the production of multi-layer coatings comprising the successive steps: 1) applying an 8 to 20 ?m thick coating layer from an aqueous coating composition A onto a substrate provided with an EDC primer, 2) applying a 5 to 15 ?m thick base coat layer from an aqueous coating composition B onto the previously applied coating layer, 3) applying a clear coat layer onto the base coat layer, 4) jointly curing the three coating layers, wherein coating compositions A and B being different from each other and wherein the coating composition A contains at least one metal platelet pigment having a thickness from 10 to 100 nm in a proportion corresponding to a pigment/resin solids ratio by weight from 0.06:1 to 0.2:1.

Abstract: For allowing a very effective resource management and network utilization a method for resource management within a wireless network, especially EPS (Evolved Packet Core) of LTE (Long Term Evolution) network, is described, wherein a congestion control of data-traffic is performed. The method is characterized in that for congestion control a Re-ECN (Explicit Congestion Notification) function will be used wherein the Re-ECN function includes a policing function and a dropping function.

Abstract: For allowing a very efficient use of available port space without requesting clients to interrupt ongoing sessions a method for operating a network, particularly an IP (Internet Protocol) network or mobile network is disclosed, wherein a network address and at least one port range associated to the network address and including ports or port numbers are assigned to a client by an address and/or port range manager. The method is characterized in that one or more port ranges will be marked by the manager with an attribute that signals to the client not to allocate any more ports or port numbers in marked port ranges. Further, a network is described, preferably for carrying out the above mentioned method.

Abstract: A method for supporting distribution of warning messages, is characterized in that an NGN (Next Generation Network) infrastructure is employed for distribution, wherein the infrastructure includes a plurality of network elements including endpoints, wherein a hierarchical architecture is defined for the network elements, wherein groups of network elements including endpoints with specific characteristics are defined, wherein each of the network elements provides its group membership information to at least one higher-tier network element, and wherein at least one group warning controller is provided that, upon receiving a request from a source node, generates a warning message for one or more target groups and forwards the warning message to lower-tier network elements of the respective target group or groups towards endpoints.

Abstract: A process for the production of multi-layer coatings in A? color shades, comprising the successive steps: 1) applying a base coat layer in a total process film thickness in the range from 10 to 35 ?m to a substrate provided with an EDC primer, 2) applying a clear coat layer onto the base coat layer, 3) jointly curing the base coat and clear coat layers, wherein the base coat layer is applied in a first layer of a modified water-borne base coat modAB prepared by mixing an unmodified, water-borne base coat A with an unmodified water-borne base coat B and with a pigment-free admixture component and in a second layer of the unmodified water-borne base coat A.

Abstract: A method of monitoring a network, in particular a data or telecommunication network, where the network includes a number of units to be monitored, and where relevant states of these units are controlled with respect to functionality, efficiency and/or security by means of provided information elements called managed objects at the monitored units, that reflect states and/or parameters to be monitored, and that are read and/or written by a network management system using network management protocols, is characterized in that at the managed units an additional management object—the health check object—is being implemented, such that almost all relevant states of the respective monitored unit are aggregated into a single value, that can be read by the network management system.

Abstract: A method for protecting SIP (Session Initiation Protocol)-based applications wherein SIP messages are analyzed and malicious SIP messages that potentially constitute a security risk for the SIP-based application are identified is discloses. Regarding a realization of a particularly high security [level] with means that are easy to implement—a pre-definable number N of pre-configurable parameters—identities—is extracted from the SIP messages and that for each SIP message a comparison of the identities with the identities extracted from previous SIP message is performed, on the base of which a maliciousness level ML is assessed for every SIP message.

Abstract: For allowing an efficient consumption of resources of a physical substrate network a method for operating at least one virtual network on a substrate network is claimed, especially within a framework of a self-organizing model for optimizing resource consumption of the substrate network, wherein the virtual networks are including a plurality of virtual nodes each being assigned to respective substrate nodes of the substrate network and wherein two adjacent virtual nodes of the same virtual network are connected by a virtual link which is corresponding to one or more respective substrate node links, including the following steps: Identifying a traffic pattern within at least two substrate nodes with regard to the resources individually consumed by the virtual networks; reallocating of the resources depending on an evaluation of the identified traffic patterns for optimizing resource consumption within the substrate nodes, wherein the identifying step and the evaluation and decision to execute the reallocation

Abstract: A method for configuration of a femto radio base station is characterized in the steps of establishing a connection of the femto radio base station (1) to a configuration server (3) via the internet, positioning a mobile terminal (6) within the transmission range of the femto radio base station (1) and contacting the configuration server (1) over an existing macro base station (7), the mobile terminal (6) performing various measurements to identify the radio environment at the site of the femto radio base station (1), passively detecting the traffic between the mobile terminal (6) and the macro base station (7) by element of the uplink radio interface of the femto radio base station (1), and the configuration server (3) using the results from the measurements to determine a radio configuration for the femto radio base station (1).

Abstract: A method for identifying undesired telephone calls (Spit/Spam over IP), preferably in a VoIP network, in which the telephone calls coming in for a telephone subscriber, the callee, from at least one calling telephone subscriber, the caller, are subjected to a test or more precisely to a statistical analysis. The method is developed in such a manner that in the framework of the test for incoming calls, the time of the receipt of each call is determined and in each case the probability that the call is undesired is determined, where for the calculation of the probability the time of the receipt of the call, or a parameter dependent thereon, is related to the temporal distribution of previous undesired calls.

Abstract: For providing a significant reduction of resource consumption and network traffic within a network a method for managing a network is claimed, the network including: a plurality of network elements, each of which being able to run at least one network management function and to store management information being necessary for running the at least one management function, the method being characterized by randomly activating and deactivating the at least one management function on one or more of the network elements by a randomization process. Further, an according network is claimed, preferably for carrying out the above mentioned method.

Abstract: The present invention is a process for producing multilayer coatings. The present invention is a process for the production of coatings having a low total coating thickness in the desired color shade without separate baking of the primer surfacer layer.

Abstract: A process for the production of multi-layer coatings comprising the successive steps: 1) applying an 8 to 20 ?m thick coating layer from an aqueous coating composition A onto a substrate provided with an EDC primer, 2) applying a 5 to 15 ?m thick base coat layer from an aqueous coating composition B onto the previously applied coating layer, 3) applying a clear coat layer onto the base coat layer, 4) jointly curing the three coating layers, wherein coating compositions A and B being different from each other and wherein the coating composition A contains at least one metal platelet pigment having a thickness from 10 to 100 nm in a proportion corresponding to a pigment/resin solids ratio by weight from 0.06:1 to 0.2:1.

Abstract: A process for the production of multi-layer coatings in A? color shades, comprising the successive steps: 1) applying a base coat layer in a total process film thickness in the range from 10 to 35 ?m to a substrate provided with an EDC primer, 2) applying a clear coat layer onto the base coat layer, 3) jointly curing the base coat and clear coat layers, wherein the base coat layer is applied in a first layer of a modified water-borne base coat modAB prepared by mixing an unmodified, water-borne base coat A with an unmodified water-borne base coat B and with a pigment-free admixture component and in a second layer of the unmodified water-borne base coat A.

Abstract: A method for optimizing network performances, wherein the network includes one or more network nodes (1), performance parameters of the network nodes (1) being controlled by element of dedicated optimization modules (3), wherein each optimization module (3) monitors at least one performance parameter of the network node (1) to which the optimization module (3) is associated and generates a change request for the current value of the performance parameter on the basis of preset rules, is characterized in that the change requests generated by different optimization modules (3) of the network node (1) are forwarded to a shared controlling element (2), wherein the shared controlling element (2) enforces a coordination of the received change requests on the basis of a configurable algorithm. Furthermore, a corresponding system is disclosed.

Abstract: A method for transmitting data packets from a source to multiple receivers via a network is characterized in that a network element (5) is provided between the source (2) and the multiple receivers (3a, 3b) such that the transmitted data packets transit the network element (5), wherein data packet losses experienced by the multiple receivers (3a, 3b) are reported to the network element (5), and wherein the reported lost data packets are encoded and retransmitted by the network element (5). Furthermore, a respective system is disclosed.

Abstract: A method and a system for delivering media data to a user's mobile device, wherein a service control (2) is configured to receive media content related requests from the user's mobile device (1), wherein the service control (2) forwards the user's requests to a network-based media recorder (4), which records media data corresponding to the user's requests, wherein at least one caching element (3) is provided, at which recorded media data is being cached and which allows forwarding of cached media data to the user's mobile device (1), and wherein the service control (2) is further configured to receive information regarding the user's context, wherein the context information is used to control the forwarding of media data recorded by the media recorder (4) to the caching element (3).