@Heuvel71 The IPTV port will not have Internet, only for IPTV usage. Because all data go through this port will only forward to VLAN 4. However all channels traffic should be available in VLAN4...

@JasonPamir No guarantee bandwidth option. On ER7206 you can only set up Maximum Downstream/Uploadstream Bandwidth. However if you set up Maximum Downstream for each device, then you can guarantee...

@BruMa Have you tried to change the TL-SG1016DE to static? I also think it could be a hardware issue, maybe the switch just can't keep the settings and go back to default after a while.

@Lorridao I have Omada switch and EAPs, from my testing the device connected to the EAP Ethernet port will not be detected as "connected to the EAP", but shows as "connected to the switch" directly....

@SamikB Try to disable Link Backup function. Under my test(although I'm using Controller to manage the ER605), the Backup WAN will not be useful until Primary WAN disconnect from Internet. So you...

@Shourya22 Try to reset the switch. Maybe there are some VLAN settings on the switch although you just bought it.