Worst router I had to work with, also comes with a 432 page long manual that also has a PDF copy protection. Why does Zyxel hate us SysAdmins? : r/iiiiiiitttttttttttt
DX5401-B0/EX5401-B0 Series
Dual-Band Wireless AX6000 VDSL2/Ethernet IAD - DX5401/EX5401-B Series | EMEA | Zyxel
ZYXEL DX4510-B0 AX6000 WiFi6 VDSL2 Bonding Gateway User Guide