Patent application number | Description | Published |
20090207856 | Delivery of IP prefixes - In order to reduce the size of a signaling message advertising prefixes, a super block prefix is determined amongst two or more prefixes having a common pattern. Information on the super block prefix and delta information on each non-super-block prefix is used in the messages instead of the prefixes as such, the delta information indicating how the prefix differs from the super block prefix. | 08-20-2009 |
20100235540 | OPTIMISATION METHOD AND DEVICE IN COMMUNICATION NETWORKS - The invention relates to a method for optimising routing to a first user equipment (T | 09-16-2010 |
20100242100 | NETWORK ACCESS AUTHENTICATION - The invention relates to a method, an element, and a system for providing access authentication for a user using user equipment ( | 09-23-2010 |
20100261451 | SECURED DATA TRANSMISSION IN COMMUNICATIONS SYSTEM - A solution for providing a data security service in a wireless communications system (S) is disclosed. In the solution, a first security association (SA | 10-14-2010 |
20120005523 | INTRA-REALM AAA FALLBACK MECHANISM - There is provided an intra-realm AAA (authentication, authorization and accounting) fallback mechanism, wherein the single global realm may be divided in one or more sub-realms. The thus presented mechanism exemplarily comprises detecting a failure of an authentication server serving at least one authentication client within a first sub-realm of a single-realm authentication system, and routing authentication messages of the at least one authentication client to a fallback authentication server within a second sub-realm of the single-realm authentication system, wherein routing may exemplarily comprise sub-realm based source routing. | 01-05-2012 |
20120120939 | METHOD AND DEVICE FOR CONVEYING TRAFFIC IN A PROXY MOBILE IP SYSTEM - A method and a device for conveying traffic by a network element comprising a first router instance and a second router instance are provided, wherein the traffic is conveyed between the first router instance and a network via a mobility anchor; and wherein the traffic is directly conveyed between the second router instance and the network. Furthermore, a communication system is suggested comprising said device. | 05-17-2012 |
20130201999 | Method and Apparatus for Synthesized Address Detection - A method and apparatus for synthesized address prefix detection is provided. One example method includes generating a request for a first protocol address record of a name that has been assigned an address in accordance with a second protocol, causing the request to be sent to a domain name system server, and analyzing a response to the request for the first protocol address record to determine whether the domain name system server generated a synthesized address for the name in accordance with the first protocol. Similar and related example methods and example apparatuses are also provided. | 08-08-2013 |
20130282498 | ROUTER ADVERTISEMENT FOR MULTIPLE STACK SCENARIO - It is provided an apparatus, comprising advertisement receiving means adapted to receive an advertisement message according to a first network layer protocol, wherein the advertisement message comprises a flag, a network layer address according to a second network layer protocol different from the first network layer protocol, and a first link layer address; flag detecting means adapted to detect if the flag is set in the advertisement message; routing table setting means adapted to set the first link layer address as a router address in a routing table of the second network layer protocol if the flag is set; and directing means adapted to direct a message of the second network layer protocol to the router address as a first hop router. | 10-24-2013 |
20130290722 | EXTERNAL AUTHENTICATION SUPPORT OVER AN UNTRUSTED NETWORK - There are provided measures for supporting an authentication to an external packet data network over an untrusted access network, said measures exemplarily comprising authenticating a user equipment to a communication network providing connectivity for the user equipment across an unsecured access network in response to a first authentication request, wherein the authentication request is an authentication request of a key information exchange mechanism and includes authentication data, receiving a second authentication request for authenticating the user equipment towards a packet data network external to the communications network. The measures may further comprise creating a binding update message including the authentication data and identity information of the user received from the user equipment. | 10-31-2013 |
20140078968 | METHOD AND APPARATUS FOR KEEP-ALIVE SIGNALLING - Various methods for determining network entity timeout values to improve keep-alive signaling are provided. One example method may comprise providing for transmission of a request for a timeout value associated with a keep-alive timer. The method of this example embodiment may further comprise receiving a response to the request, wherein the response comprises an indication of the timeout value of the keep-alive timer. Additionally, the method may further comprise determining an expiration time of the keep-alive timer based at least in part on the timeout value. The example method may further comprise providing for transmission of a keep-alive data packet prior to the determined expiration time. Similar and related example methods, example apparatuses, and example computer program products are also provided. | 03-20-2014 |
20140098812 | APPARATUS AND METHOD FOR ROUTING IN A NETWORK - A mechanism for routing in a network is described. The mechanism comprising receiving a request from a node; obtaining, based on the received request, an identifier relevant to said node; allocating a first local prefix; setting a first timer indicating a length of time the first local prefix or an address comprising the first local prefix is valid; setting a second timer indicating a length of time the first local prefix or the address comprising the first local prefix is preferred when the first local prefix or the address is valid; and sending a first message comprising said identifier, said first local prefix and said first timer to a network element. | 04-10-2014 |
20140298080 | INTRA-REALM AAA FALLBACK MECHANISM - There is provided an intra-realm AAA (authentication, authorization and accounting) fallback mechanism, wherein the single global realm may be divided in one or more sub-realms. The thus presented mechanism exemplarily comprises detecting a failure of an authentication server serving at least one authentication client within a first sub-realm of a single-realm authentication system, and routing authentication messages of the at least one authentication client to a fallback authentication server within a second sub-realm of the single-realm authentication system, wherein routing may exemplarily comprise sub-realm based source routing. | 10-02-2014 |
20150049749 | TRUST INDICATION FOR WLAN ACCESS NETWORKS - It is provided a method, comprising providing a non 3GPP network access to a user equipment (S | 02-19-2015 |
20150055507 | METHOD FOR AUTOMATIC TUNNELING OF IPV6 PACKETS WITH TOPOLOGICALLY INCORRECT SOURCE ADDRESSES - An apparatus and a method are provided, by which a gateway function between a first network and a second network is carried out, a packet is received from a network node located in the second network, wherein the packet comprises a source address which topologically does not belong to the second network, the received packet is encapsulated in a new packet, and the new packet is sent to the first network. | 02-26-2015 |
20150055571 | LINK MODEL FOR MULTI-PREFIX PACKET SYSTEM BEARER - A second internet protocol network is logically connected to a packet data network connection provided between a user equipment and a first internet protocol network over a radio access network, the second internet protocol network located on a data path from the first internet protocol network to the user equipment. The first internet protocol network represents the highest level internet protocol point of attachment to the packet data network connection. Router advertisements are sent from the second internet protocol network to the user equipment over the radio access network via the packet data network connection. | 02-26-2015 |
20150063126 | APPARATUS, METHOD, SYSTEM AND COMPUTER PROGRAM PRODUCT FOR SERVER FAILURE HANDLING - Apparatus, method, system and computer program product for server failure handling A mechanism for a first apparatus is described. The mechanism comprising receiving, from a first apparatus, a first authentication request comprising an user identity and an identity of said first apparatus, wherein said first apparatus being capable for provide authentication related service with respect to said user identity; determining if a third apparatus, originally associated with said user identity for providing authentication related service, is available for providing said service; registering said first apparatus as the server associated with said user identity for providing authentication related service, if said third apparatus is not available; sending a response to said first apparatus to acknowledge the first authentication request. | 03-05-2015 |