Method and system for discovering an address of a name server

Details Method and system for discovering an address of a name server Method and system for discovering an address of a name server

H - Electricity

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H04L 29/02 (2006.01) H04L 12/28 (2006.01) H04L 12/56 (2006.01) H04L 29/06 (2006.01) H04L 29/08 (2006.01) H04L 29/12 (2006.01) H04Q 7/20 (2006.01)

Patent

CA 2442711

A mobile communications network includes a packet service node (2 6) capable of establishing a session with a mobile station. A network address (e.g., an Internet Protocol or IP address) of a domain name system (DNS) server (54) is communicated to the mobile station (16) using one of several type of messages. A first type of message includes an Internet Protocol Control Protocol (IPCP) message. A second type of massage includes a Mobile Internet Protocol Registration Reply Message. The packet service node (26) receives the network address of the DNS server (54) from an authentication server (34), such as a RADIUS (Remote Authentication Dial In User System Service) server or a Mobile IP Authentication, Authorization, and Accounting (AAA) server.

Un réseau de communication mobile comprend un noeud de service par paquets (26), qui peut établir une session avec une station mobile (16). Une adresse de réseau (par exemple une adresse Internet ou IP) d'un serveur (54) de système de noms de domaines (domain name system : DNS) est communiquée à la station mobile (16) par utilisation d'un de plusieurs types de messages. Un premier type de message comprend un message en protocole de contrôle pour le protocole IP (Internet Protocol Control Protocol : IPCP) et un second type de message comprend un message de réponse d'enregistrement IP mobile. Le noeud de service par paquets (26) reçoit l'adresse de réseau du serveur DNS (54) à partir d'un serveur d'authentification (34) tel qu'un serveur RADIUS (Remote Authentication Dial In User System Service) ou un serveur d'authentification, d'autorisation et de comptabilité (AAA) IP mobile.

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