A RESIDENTIAL GATEWAY PROVIDING BACKUP INTERFACE TO EXTERNAL NETWORK

摘要

The invention relates to a residential gateway for providing an end user of a network terminal in a residential network with access to an external network, said residential gateway comprising at least one network terminal interface arranged to provide an internal connection to said network terminal and an external network interface arranged to provide a first external connection to said external network. The residential gateway is characterized in that it comprises a secondary external network interface arranged to establish a second external connection with a mobile radio communications network in order to provide a backup access path to said external network, and a control unit arranged to activate said secondary external network interface, if not already activated, in response to detecting a loss of network connectivity over said first external connection, and forward data traffic between said residential network and said external network through said activated secondary external network interface. The invention also relates to a method for use in a residential gateway and a computer programme product.