@Clive_A I have carefully read every item in this thread - I do not know what you mean about "I created a separate setup guide regarding the context and the possible environment." - are you referring...

@Clive_A Understood. "I wish not to make this post a private support ticket-alike to serve you only." - This is NOT meant for my personal gain - and was meant to improve the Omada offering in general...

@Clive_A You wrote previously "Like I said, you should provide details and a diagram." - I then supply more information and now you just refer me to the "setup guide" again ?!? Which doesn't solve...

@Clive_A I posted some pictures describing the issue in more detail - any ideas ??

@Clive_A Your initial test does NOT demonstrate what we're trying to accomplish - I have 4 VLANs coming from my OPNSense router - so unclear where to stick the ER605 How do I get the 4 VLANs trunked...

@Clive_A I only mentioned my contacts with Germany support team because if other issues I had (more hardware related) as FYI - That's a good example how written text can quickly be misunderstood 🤷🏼...