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AssigneeNokia Mobile Phones Ltd.
InventorsNadarajah Asokan, Jonne A. Soininen, Jaakko Rajaniemi, Lassi Hippelainen, Tuija Hurtta
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In a GPRS system, a method of a mobile station acquiring an IP network address. The method comprises the steps of: the mobile station generating a link identifier and sending it to a gateway over a wireless link in a network address request together with a request to check if the link identifier is unique; the gateway receiving the network address request and checking if the link identifier is unique; the gateway responding with a network address request response including either the sending a unique link identifier confirmed as being unique or a different unique link identifier; the gateway sending a network prefix to the mobile station; the mobile station combining the interface identifier and the network prefix to generate the IP network address.
A method of acquiring a network address in a communications network, the method comprising the steps of:
A method according to any preceding claim in which the information on network addresses is a list of link identifiers or network addresses in the subnetwork.
A method according to any preceding claim in which the information is that the entity has an identifier which can used to create a unique network address.
A method according to any preceding claim in which the link identifier is transferred between the first and the second nodes from a sender to a recipient.
A method according to any preceding claim in which the network address is derived from the link identifier and a network prefix.
A method according to any preceding claim in which the communications network comprises a plurality of subnetworks.
A method according to any preceding claim in which the first node is a mobile station.
A method according to any preceding claim in which the second node is a gateway.
A method according to any preceding claim in which the communications network is a GPRS system.
A method according to any preceding claim in which the network address is an IPv6 address.
A communications network comprising:
Dependencies are inferred from the claim text.