On Thu, 13 Sep 2007 12:03:59 -0500 "Eric Whitehill" <[EMAIL PROTECTED]> wrote:
> Basically I'm trying to figure out how Nessus determines a host is > 'alive' By sending miscellaneous packets and waiting for an answer. The ping_host plugin can do ARP (on the same physical network only), "TCP ping" (with SYN packets on common or chosen ports), classic ICMP ping, or "UDP ping" (by sending a couple of requests like DNS or RPC) > and then if it is alive, how does it determine if a port is open or not. Then it runs a portscanner. That's rather common. > It's not for me, it's for a vendor that is being rather 'difficult'. ??? _______________________________________________ Nessus mailing list [email protected] http://mail.nessus.org/mailman/listinfo/nessus
