@SWS Generally speaking, the DNS for devices within the LAN is the router by default, and the DNS for the WAN port is the default gateway for the router. Which DNS are you specifically referring to...

@LucasAssuncao Only one controller is needed in a network. In addition, it is normally possible to access each other as long as the devices are on the same subnet and are not isolated by advanced...

@madroots Perhaps you should also pay attention to the issue of cross-border warranties, which are generally not supported.

@s0uls V1 also supports the SDN controller, at least in my opinion V1 is still updating the firmware version（check the tplink website）.

@NotYoNetwork Tplink's OpenVPN does not yet support Full tunnel.

@MarcThomas Check this: Actually, CPE is equipped with directional antenna as it is designed for point-to-point long-distance network transmission, its wireless signal is mainly focused on its front...