Unless it is a very strange client, it is quite easy to detect something is present at a certain address. After the Client found at address 0xXX you will see several lines starting with Probing for . Some clients can only be on a restricted range of addresses, so the number of lines printed depends on the exact address. The chip on this address has been recognized. Go back to either item 11 or item 10 to continue.
Some chips are easier to recognize than others.
That is why each detection gets a confidence value. The chip on this address remains unrecognized. Go back to either item 11 or item 10 to continue for now, but remember this address and this adapter. We will see. Nothing at all was detected on your adapter.