Install packages 'fuseiso' and 'fuse-utils' into container (package . Package names may vary on different Linux distributions. F.e. for Debian and Ubuntu you should install 'fuseiso' and 'fuse-utils' packages (available in repository), for RHEL3/4/5 and CentOS3/4/5 you may use DAG's packages '[http://dag.wieers.com/rpm/packages/fuse-iso/ fuse-iso]' and '[http://dag.wieers.com/rpm/packages/fuse/ fuse]'