[Openvas-discuss] OpenVAS still has its own port discovery service? And which is the right switch to add nmap?

Matthew Mundell matthew.mundell at greenbone.net
Thu Aug 9 18:51:53 CEST 2012


> >> Okay, turned "Launch Nmap for Network Scanning" on and "Nmap (NASL wrapper)"
> >> off, pointed it to a single IP with known services exposed, and it still
> >> finds none of them.
> > I'd say "Openvas TCP Scanner" is more likely to work than the network scan
> > nmap.

To clarify, I meant in Whit's current situation Openvas TCP Scanner would
be a better try than the network nmap scanner.

> So in order to perform a reliable port SYN Scan with pings which one
> should we use? OpenVAS TCP Scan, OpenVAS SYN Scan, Nmap wrapper, or
> "Launch Nmap for Network Scanning"?

>From what I can gather the usual Nmap wrapper port scanner is best for any
type of scan.

> Before "Nmap wrapper" was the only one using nmap. But now there are
> two. I don't understand the second.

The second one is a new one, experimental I think, that does the entire
network scan upfront, instead of calling nmap for each host.

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