The requested URL /small/download.php was not found on this server.

[Andy010902]

Just wondering where is the training datasets，the link is unavailable.

[jasontt0]

Go to https://image-net.org. You need to sign up, provide the name of your organization and the email affliated with your organization by updating it in "My Profile". Then you can send an request for the datasets and do as the website instructed.