This paper describes work carried out at University College London to integrate public narrow-band ISDN services into the Internet world. The aim of the work is to provide a gateway that allows access to global Internet resources for users with Basic Rate ISDN access. The gateway not only supports traditional data applications but also newer multi-media, multicast applications such as VAT and WB. A subsidiary aim is to make it possible for a PSTN user to dial-in and join an Internet VAT conference