Not sure if you’re still having these issues or not, but here is some more information in the wiki: [url]http://www.fogproject.org/wiki/index.php/Troubleshooting_Host_Management_Showing_Hosts_as_Down[/url]

Not sure if you ever resolved this issue, but after dealing with it myself I decided to document it in the wiki: [url]http://www.fogproject.org/wiki/index.php/Troubleshooting_Host_Management_Showing_Hosts_as_Down[/url]