@dolhop The answer is YES if your APs can send tagged frames. The answer is NO if your APs cannot send tagged frames. You would have more flexibility in this aspect if you use your router without...

@MerijnV If your Sophos firewall handles out DHCP addresses in each VLAN and you have trunk connections from it all the way to the AP, it should work. It doesn’t really matter if those devices are...

@MerijnV If configured properly, it should not make any difference. What's your DHCP server? How is it connected to the network? The whole path from the server to the AP is important.

@MerijnV It should work. It must be some other issue down the line. I had it configured like that once between EAP660 HD and CISCO CBS350 and it worked. However at the end, I have settled on using...

@stringfarm "Will I work by adding an unmanaged switch at the end which has two APs with same two VLAN no. Office (VLAN10) and guest (VLAN20)?" Most likely not, but try it. I had an unmanaged switch...

@crembz Inherent defect!