On 10/11/2010 04:21 PM, Dotan Cohen wrote: > However, when running nmap on them, one betrays the port that SSH is > running on, and the other does not. I have shut down iptables on both > machines and the behaviour remains this way. What could be the cause? You're probably not running a full port scan with nmap. One of the systems is using a port that nmap includes in its quick scan set, and the other does not. > Specifically, how can I hide the port that SSH is running on? You can't. If that port is open, a full nmap scan will reveal it. _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos