>I tried scanning the host, which are behind firewall, but it does not scan, and say Finish >immediately . At least it should scan the port which are open for that host.
At a guess, you've probably got Nessus configured to ping the host before it scans, and a firewall ruleset that blocks ICMP or the TCP ports selected for TCP ping, so Nessus decides the host is down. Check the Prefs tab in setup and disable the ping hosts options and see what happens. Nick Barron, Group IT Security Officer Pennant Software Services Ltd -- Registered in England No. 3772667 PGP: A94C 4190 026E 3E02 6D50 C8FA 8620 3091 FF34 533D - [EMAIL PROTECTED]: general discussions about Nessus. * To unsubscribe, send a mail to [EMAIL PROTECTED] with "unsubscribe nessus" in the body. * To subscribe again, send a mail to [EMAIL PROTECTED] with "subscribe nessus" in the body
