Hi @maresu, See How to use iPerf to test the speed between the EAP and the wireless client to help narrow down where the issue is.

Hi @ludbarri, Was this the post you referenced? It looks like the EAP610 is the only model you have that supports the feature; I didn't see the EAP603. I upvoted Include "Prohibit WiFi Sharing" in...

Hi @Iamandyf, Global View: Settings->System Settings Scroll to the bottom of the page.

@DerTom, can you confirm that your oc300 was able to get it's IP from the DHCP server? The "fallback" settings do not include a way to specify a gateway address so I think if the fallback is actually...

Hi @EricaDalton, are you sure that devices B and C have 1GB adapters? Not every device has/needs a 1GB adapter. For example, every Smart TV I've had used a 100MB adapter.

@DReidT, have you tried power off the 2nd EAP added over the garage to see if the problem goes away? Is this issue only with wifi clients around the outdoor building and garage? More information...