An installation for terminates a network cable of a public communication network at customer premises. The network cable is terminted and a connector allows a connection to be made between the public communication network and the customer premises via the termination. The termination is enclosed within an external wall of the customer premises. A first closeable access aperture is provided to permit access to the termination from outside the customer premises, and a second closeable access aperture is provided to permit access to the termination from within the customer premises.