(Telecompaper) France is experiencing a scarcity of IPv4 addresses, which has led ISP Free to assign several customers to the same public IP address to avoid running out, Next Inpact reports. As a consequence, national anti-piracy authority Hadopi can not pin alleged infractions on specific internet users. Free subscribers have been complaining since December 2015 on the Lafibre.info forum. Hadopi declined to comment immediately while it awaits the nomination of a new chair of its consumer protection committee. Internal sources said this is obviously a big problem and decreasing further the effectiveness of the so-called three strikes or 'graduated response' system.