global {        perm_cache=512;        cache_dir="/var/cache/pdnsd";        max_ttl=604800;        run_as="nobody";        verbosity=3; } server {        ip="194.162.162.194";        timeout=30;        interval=onquery;        uptest=if; } rr {        ttl=86400;        owner="killesberg.org.";        name="mail.killesberg.org.";        a="192.168.0.50";        soa="killesberg.org.","root.killesberg.org.",42,86400,900,86400,86400; } rr {        ttl=86400;        owner="killesberg.org.";        name="50.0.168.192.in-addr.arpa.";        ptr="mail.killesberg.org.";        soa="killesberg.org.","root.killesberg.org.",42,86400,900,86400,86400; } source {        ttl=86400;        owner="killesberg.org.";        file="/etc/hosts"; // Position der zu verwendenden Hosts-Tabelle }