Patent ID: 8311534

Claim:
A method of providing telecommunication services in next generation networks using at least one landline terminal ( 3 ) associated with a first network ( 1 ), as home network, the first network ( 1 ) being a private network supporting abbreviated dialing using a company number plan defined in the first network ( 1 ) as a facility of the first network ( 1 ), the method comprising the steps of: connecting the landline terminal to a second network ( 2 ) external to the first network ( 1 ), registering the landline terminal ( 3 ) in the first network ( 1 ) via the second network ( 2 ) when the landline terminal ( 3 ) is connected to the second network ( 2 ), after checking with the first network ( 1 ) whether the landline terminal ( 3 ) may be used in the second network ( 2 ), using the landline terminal in the second network ( 2 ) while utilizing facilities of the home network ( 1 ), and offering the abbreviated dialing facility so that the at least one landline terminal ( 3 ) may utilize facilities of the private network to the landline terminal ( 3 ) while the landline terminal ( 3 ) is being connected to the second other network ( 2 ), wherein at least one of the first network ( 1 ) and the second network ( 2 ) is a next generation network.