1 printer, 2 networks

I am a novice to the way networks in general work. That being said, my home network is setup like this: AT T fiber is connected to my Asus RT-AC86U. The IP address is 192.168.1.1 and subnet mask is 255.255.255.0. DHCP pool is 192.168.1.2-254. My wife and I use this network. A second router is connected to a LAN port. It is manually assigned the IP address 192.168.1.2. The second router (Asus RT-AC1900P) WAN port is connected to a LAN port on the first router. Its IP address is 192.168.2.1 and subnet mask is 255.255.255.0. DHCP pool is 192.168.2.2-254. The kids use this network and the guest ne

Question by Matthew Dennis on Super User, licensed CC BY-SA. We show a short excerpt and link to the original thread as credit.