Re: radialnet

["sara fink" <sara.fink () gmail com>]

On Tue, Sep 16, 2008 at 6:38 PM, David Fifield <david () bamsoftware com>wrote:

> On Tue, Sep 16, 2008 at 04:27:23PM +0300, sara fink wrote:
> > I am scanning a large network  xxx.xxx.0-255.0-255. This should scan
> 65536
> > hosts. Why does it show
> >
> > Initiating Parallel DNS resolution of 4096 hosts. at 16:02
> > Completed Parallel DNS resolution of 4096 hosts. at 16:03, 36.63s elapsed
> > Initiating SYN Stealth Scan at 16:03
> > Scanning 64 hosts [1000 ports/host]
>
> Nmap breaks hosts up into groups to scan them. For host discovery it
> scans 4096 hosts at a time. For port scanning the groups are smaller.
>
> > My second question is that the scan appears to be stuck at 0.99%. Zenmap
> is
> > not build to search such a large range?
> > I need it for topology visualization of the net with radialnet.
>
> Scanning that that many hosts is going to take a while. Nmap only
> occasionally prints status updates, so it's possible it only printed
> 0.99% and is still working.


Could be. I just stopped after ~30min and tried a different search.

> One thing Zenmap lacks is Nmap's runtime interaction. You can run the
> same scan with Nmap at the command line and then open the XML file in
> Zenmap. While Nmap is running you can press Enter and it will give you a
> completion estimate.


That' a good tip. Will save in xml file.

> David Fifield
>
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