Vivian wrote How about status of ADSL light and Internet light when connection drops? Can you login its web interface at that time? Firmware of your W8968 is the latest version? Try to disable UPNP....

Region : Peru Model : TD-W8968 Hardware Version : V3 Firmware Version : 6.0.0 Build 110119 Rel.25581 ISP : Movistar I've been having this problem since a long time ago. The connection with my modem...