I got the answer from TPLink support guy, they said to disble the VLAN, now it works for me

No, I am using static ip and turn off firewall and antivirus

Region : Indonesia Model : TD-W8151N Hardware Version : V3 Firmware Version : ISP : Hi, Recently I bought TD-W8151N wireless adsl router, I have one desktop computer that connected to TD-W8151N via...