my macboook is 192.168.0.103. my asus access point is 192.168.0.100 But when i try to ping the asus router from my macbook, it show request time out. What happen? I can still ping the tp-link gateway

Here is my current network setup: - tp-link er7206, have dhcp as 192.168.0.1, the wan port is connecting from the ONT unit than turn the fiber optic cable to ethernet, the internet provider provide me