Properties of ISDN, interface properties and requirements for in-house installation (analogue and digital).

PDF: The User Network Interface of the Public ISDN 

Physical properties of the analogue user network interface at the network termination point.

PDF: Interface characteristics

Physical characteristics of the broadband Internet interfaces at the network termination unit (analogue subscriber connection).

PDF: Interface description

Requirements of the home installation for the analogue and digital network interface, incorporating the broadband Internet (DSL) connection for accessing the Internet.

PDF: Technical requirements
PDF: Information from technical requirements

General information on fibre to the home (FTTH)