RE: NMAP Feature Request

Well a ping-scan only does port 80 and ICMP echo right? This feels close
to what I was talking about earlier in these posts:
http://seclists.org/nmap-dev/2006/q4/0110.html
http://seclists.org/nmap-dev/2006/q4/0115.html
http://seclists.org/nmap-dev/2006/q4/0120.html


On Mon, 18 Dec 2006 15:53:21 -0500, "Sina Bahram" <sbahram@xxxxxxxxx>
said:
> If your definition of something being up is a port being open, then
> that's
> one thing, but otherwise a ping scan "-sP" will do what you want
> 
> Take care,
> Sina
> -----Original Message-----
> From: nmap-dev-bounces@xxxxxxxxxxxx
> [mailto:nmap-dev-bounces@xxxxxxxxxxxx]
> On Behalf Of Mark Maxey
> Sent: Monday, December 18, 2006 2:09 PM
> To: nmap-dev@xxxxxxxxxxxx
> Subject: NMAP Feature Request
> 
> Perhaps this is already in nmap and I haven't figured out how to do it
> yet.
> 
> Could someone add an option to perform do the following.
> 
> Ping a host, if the host is down move forward with a port scan. If an
> open
> port is identified stop scanning that host and move onto the next one in
> the
> list. Basically a really fast discovery scan that only notes if the host
> is
> up. Is there any way to achieve this type of scan with nmap right now? I
> don't want to identify open ports, just scan until it finds an open port
> on
> a host, then note the host is alive and move onto the next host.
> 
> This would be extremely helpful in performing large discovery scans on
> huge
> networks.
> 
> ===========================================
> Mark Maxey | Security Consultant | Accuvant Louisville, KY | C:
> 859.948.5841 
> 
> http://www.accuvant.com
> 
> 
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