Have you tried to add a file from sharepoint interface through a windows explorer window on Livecycle machine? I mean are you sure you are able to get Sharepoint UI in an IE/firefox window opened on the LiveCycle machine (i.e. http://<SharePointServerHostNameNOTIPAddress>:<Port> works)?
I am not really sure about this but it could have something to do with this:-
AAM issues are seen on VMs.