DLNA enabled

You will need to install some software to be DLNA enabled. Examples:

http://www.plexapp.com/download/mac-download-new.php

http://twonky.com/

http://www.tvmobili.com/download.php

for client (watching/listening on Mac):

http://www.videolan.org/

http://itunes.apple.com/app/oplayer/id406775694?mt=12