But have you actually shared a folder(IE right click on it, or a drive, click properties, sharing, Share this folder)
and i enabled them both for sharing
\\2ndPC is not acessible. You might not have permission to use this network resource. Contact the administrator of this server to find out if you have access permissions.
Access is denied.
That's an interesting solution. Glad you fixed it.
No, your files cannot be seen over the internet.