Re: nmap vs multiple IP address on one NIC

['David Fifield' <david () bamsoftware com>]

On Tue, Nov 20, 2007 at 01:29:42AM -0700, 'David Fifield' wrote:
> On Tue, Nov 20, 2007 at 07:16:26AM -0000, Rob Nicholls wrote:
> > But perhaps it solves the problem that GV has mentioned (and I suspect is a
> > separate problem to mine). It does, however, appear to change --iflist quite
> > a lot as it no longer shows any interfaces that are down (e.g. my Broadcom
> > gigabit Ethernet adapter that's enabled but doesn't currently have a network
> > cable plugged into it):
> >
> > David, was that intentional? All previous versions of nmap that I can
> > remember have listed the down interfaces too.
>
> No, that wasn't intentional. I misunderstood part of the previous code.
> But it might have been in error anyway:
>
> Anyway, the attached patch will hopefully fix the interface alias
> issue and report interfaces with --iflist in the same way as before,
> i.e., showing down interfaces. I also attached a cumulative patch so
> you can see how this patch differs from the last one.

I committed the patch so please try Subversion or the next release to
see if this problem is fixed for you. You may have to use the -S (spoof
source address) option to make Nmap use the right interface alias.

David Fifield

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