Alexander Dalloz wrote: iptables does not block anything? "valid users" has to be a user and not a host IP. In "hosts allow" you should include 127. too. Alexander Thanks Alexander, the changes you suggested for the smb.conf file made no difference, but you made me look up iptables and I learned something. But not enough. The iptables result is [root@Winsoren root]# /sbin/iptables -L Chain INPUT (policy ACCEPT) target prot opt source destination RH-Firewall-1-INPUT all -- anywhere anywhere Chain FORWARD (policy ACCEPT) target prot opt source destination RH-Firewall-1-INPUT all -- anywhere anywhere Chain OUTPUT (policy ACCEPT) target prot opt source destination Chain RH-Firewall-1-INPUT (2 references) target prot opt source destination ACCEPT all -- anywhere anywhere ACCEPT all -- anywhere anywhere ACCEPT icmp -- anywhere anywhere icmp any ACCEPT ipv6-crypt-- anywhere anywhere ACCEPT ipv6-auth-- anywhere anywhere ACCEPT all -- anywhere anywhere state RELATED,ESTABLISHED REJECT all -- anywhere anywhere reject-with icmp-host-prohibited -- Richard Schmitt 65 Tory Fort Lane Worcester, MA 01602 (508) 757-0814