It's a smbfs limitation, cifs is the way to go. If mount -t cifs doesn't work double check you /etc/fstab options and fill a new bug, thanks.
-- File size limit exceeded - smbfs (unable upload larger file than 2GB) https://launchpad.net/bugs/38886 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
