You can configure the AP name on controller. The client name comes from clients, you may need to modify on clients if you want to change client name.

@alemadama For how to configure site to site VPN, you can refer to the TP-LINK FAQ. https://www.tp-link.com/en/support/faq/2163/ TP-LINK can run as a simple firewall. Actually it needs to based on...

I am also interested in the reason of your question. I also like TP-LINK product. Hope somebody hate TP-LINK for home use can answer the reason.

@Yos Did not see the settings of metered connection. As I knew, R480T+ backup WAN will be offline unless primary WAN down. It's normal. This is what 'backup" means. The router seemly cannot meet your...

@gamma1138 If you mean that the configuration will be lost after reboot, then you need to notice to save config before reboot.

@Tomas_m_nat If you are using R600VPN V4, then you can refer to the following picture to find the function. If you are using other version, I think they don't support this function and maybe cannot...