Re: Detecting hosts in large subnets

[Martin Mačok <martin.macok () underground cz>]

On Mon, Dec 26, 2005 at 10:46:15PM -0800, doug () hcsw org wrote:

> > 1. From the sniffer output I see that nmap sends a second arp for every host
> > that does not respond. Is there a way to cancel this behavior?

> Interesting you mention this right now. The next version of Nmap (due out soon)
> should include a new command line option: --max_retries

> As it says, this is an adaptation of Martin's patch which you can find here:
>
> http://Xtrmntr.org/ORBman/tmp/nmap/nmap-3.78-option-max_retransmissions.patch
>
> if you're desperate for the functionality.

My patch only affects retransmissions during scan phase and *not* ping
phase, anyway... I have not seen Fyodor's adaptation yet...

Martin Mačok
ICT Security Consultant


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