@Benibis Get CAT6A, solid copper, 23 AWG. That's what I use for longer runs and POE. It works!

@Giorgio_LAP You have a CISCO switch on one side and a TP-Link switch on the other side. You have a port on the CISCO switch configured as a classic trunk port. That means its native VLAN is VLAN 1....

@Giorgio_LAP You do not provide all details to say that for sure, but your VLAN configuration is probably correct. You shouldn't have any issues to access the switch from any workstation in VLAN 1....

@dalyvk-engine L3 traffic will go through the router. L2 traffic will be handled by the switch for all devices connected to the switch that are in the same broadcast domain. That’s what switches do....

@stigger I can confirm your observations. However, I get very different results on the same 5 GHz frequency and with max Tx power depending on the AP location, channel number and channel width. That...

@sammmmmmmm Since you cannot create a LAG with the router, try a configuration with just one cable from each switch. It looks like those switches are connected together so you will still have...