@OMADA-tunisia You may also try another web browser, like Google Chrome and Firefox

@wrathskellar 1. If your don't have a controller, it will be hard to monitor the network if any issue happens(like power issue of EAP etc.) It's suggested to keep Controller Online all the time, so...

@Nickaroni What's the model number of your router/switch and APs? Does it affect your Ethernet connection speed? To improve wireless performance I suggest to create a 5Ghz only wifi and test it on...

@idlejeff Switch(config)# interface te 1/0/8

@fam35 No ER605 won't work in your case. I just check the ER605 settings page and it can only use it's own LAN IP as DHCP gateway IP.

@rlcorlew Old EAP has a special default VLAN setting, it will create a "big VLAN" according to your first SSID VID and transfer Internet data to all wireless clients. But tplink fixed it many years...