A demarcation point unit connected between a home network backbone and an external network. The demarcation point unit includes a blocking filter and splitter. The blocking filter receives a home network signal from the home network backbone and an external signal from the external network. The blocking...http://www.google.es/patents/US20080271094?utm_source=gb-gplus-sharePatente US20080271094 - HOME NETWORK SYSTEM AND METHOD
