With MacOSX, the audio directory windows share was not accessible. Reason seems to be the large number of files - seems to get stuck. Workaround - connecting with sftp using Filezilla.
In order to connect, have to import a key as given at
this page
from
FileZilla -> Preferences -> Connection -> SFTP
In order to navigate hidden folders like .ssh in File -> Open dialog box, as given
here
press Shift + Command + Period