The Asus RT-AC5300 does not support encryption for WDS bridging. This is hardly to explain, since the RT-AC5300 is Asus’s flagship and most expensive router. In contrast, cheaper Asus devices like RT-AC3200 and RT-AC68U support encryption, namely WPA2-Personal.
My configuration: An RT-AC5300 is gateway to the internet and is configured as router. An older RT-AC3200 is used as second access-point, placed in the attic. The two are bridged using WDS. That actually works fine, but...
WDS (Wireless Distribution System) and Encryption in Asus Firmware
My configuration: An RT-AC5300 is gateway to the internet and is configured as router. An older RT-AC3200 is used as second access-point, placed in the attic. The two are bridged using WDS. That actually works fine, but...
WDS (Wireless Distribution System) and Encryption in Asus Firmware