Hi @Clive_A Thanks for your answer and link to the Common questions. However, it does not contain any compatibility list. And I still wonder which SFP can be used with TL-SG1428PE and TL-SG1218MPE ?...

Hello, Could you please tell me which SFP are compatible with these switches ? And if TL-SM311LS is comptable ? Thanks in advance for your help.

@KJK Hi, Thanks for the answer. You are right, it seems to be a very stupid mistake... I try immediately.

@Virgo No, it is a very simple and small network. No ACL, no management VLAN. Yes, I already followed this tutorial. But, there is no mention of default VLAN (untagged) used in SSID. And this default...

@Virgo Hi, Thanks for answering. VLAN for SSID have been set in Settings -> Wireless Networks -> WLAN : SSID Private : Edit -> Advanced Settings : VLAN Enable : 1 SSID Public : Edit -> Advanced...

Hello, I just replaced my old AP (very old, and other brand) with EAP245. VLAN configuration is very simple : - No dedicated Management VLAN - VLAN 1 (LAN) for internal use - VLAN 10 for guests -...