[OpenWrt Wiki] Routed Client
https://openwrt.org/docs/guide-user/network/routedclient23.07.2021 · This is due to the reason that AP router (in this case 192.168.1.1) does not masquerade client subnet (192.168.2.0/24). If you cannot (or don't want to) modify AP router's firewall in deep, you can configure client router (192.168.2.1) in the following way: Edit the /etc/config/firewall file and locate the WAN zone definition.
[OpenWrt Wiki] Bridged AP
https://openwrt.org/docs/guide-user/network/wifi/bridgedap25.04.2021 · Bridged AP is to extend your existing wired host router to have wireless capabilities. Clients connecting to OpenWRT will get an IP address from the wired host router.. OpenWrt bridges the LAN network with the WLAN of the device in Access Point mode. The advantage of bridging is that broadcast traffic from Wireless to LAN and vice versa works without further …