Patent ID: 8155132

Claim:
A method for setting up a communication between a terminal modem and an internet-service-provider via an access multiplexer and a forwarder of an access network comprising an agent, with a coupling between the terminal modem and the access multiplexer being defined by an incoming logical identifier and with a coupling between the access multiplexer and the forwarder being defined by an outgoing logical identifier, which method comprises: sending a first message from the terminal modem to the agent via the access multiplexer, which first message comprises the incoming logical identifier; converting the first message into a second message at least by inserting the outgoing logical identifier; sending the second message from the agent to a server for receiving an internet-protocol-address to be supplied to the terminal modem via the agent; obtaining, by the server, the internet-protocol-address, after receiving the second message sent by the agent; and informing the forwarder about the Internet-Protocol-address and the outgoing logical identifier.