my internet will disconnect frequently and and reconnect itself because i use dlink dsl 2640t router公仔箱論壇% V( y$ X) W6 P. W) p
this is router problem or line problem thank you
check your cable, "Pc to router or PC to modem" that cable. May be the cable needed to change, cus it happen to me.But after i changed it work fine now. Hope this can help.