Wireshark · Wireshark-users: Re: [Wireshark-users] Listening on Port mirrored interface

["Luis Ontanon" <luis.ontanon@xxxxxxxxx>]

does snoop work in promiscuous mode?

On 2/18/07, William Murphy <William.Murphy@xxxxxxxxxxxxxxxxxx> wrote:
> Hi,
>    Ok changed the rights on the file
>
> crw-rw-rw-   1 root     sys       11, 80 May 14  2006 clone@0:ce
>
> but this still does not make a difference. I did not restart the system.
> Just changed rights and made trace which did not work.
>
> Will
>
> -----Original Message-----
> From: wireshark-users-bounces@xxxxxxxxxxxxx
> [mailto:wireshark-users-bounces@xxxxxxxxxxxxx] On Behalf Of Luis Ontanon
> Sent: 18 February 2007 20:55
> To: Community support list for Wireshark
> Subject: Re: [Wireshark-users] Listening on Port mirrored interface
>
> I used to capture promiscous on sun boxen without any problem.
>
> So it might be an issue with permissions of the /dev/ node for the
> interface which I remember I had to change myself.
> .
> Can you capture as root?
> If so which are the permissions on /dev/ifname?
> What happens if you change permissions on /dev/ifname so that it is
> writable by the user, can you capture promiscuous then?
>
> Luis
>
> On 2/18/07, William Murphy <William.Murphy@xxxxxxxxxxxxxxxxxx> wrote:
> > Hi ,
> >    Thanks for getting back to me....tcpdump does not capture
> either....i
> > have been reading up on this and here it is.
> > The laptop I use is not as secure as Sun server and the nic card can
> be
> > turned into promiscuous mode easily by software,
> > But on the Sun server I don't think the software can turn it into
> > promiscuous mode and thus the Nic card will not show the sniffer(i.e.
> > snoop,tcpdump,tethereal,tshark) traffic from Mac address other than
> its
> > own mac address for security reasons.
> >
> > So I think now my question is:
> >
> > Is there a command I can run which will put the nic card on the SUN
> > server(i.e. Solaris 10) into promiscuous mode?
> >
> > Agree with my thinking?
> >
> > Will
> >
> > -----Original Message-----
> > From: wireshark-users-bounces@xxxxxxxxxxxxx
> > [mailto:wireshark-users-bounces@xxxxxxxxxxxxx] On Behalf Of Luis
> Ontanon
> > Sent: 18 February 2007 20:26
> > To: Community support list for Wireshark
> > Subject: Re: [Wireshark-users] Listening on Port mirrored interface
> >
> > What about tcpdump, does it capture?
> > What happen if you run it as root, can you capture?
> > is /dev/ifname readable by the user you are trying to capture with?
> >
> > On 2/18/07, William Murphy <William.Murphy@xxxxxxxxxxxxxxxxxx> wrote:
> > > Hi All,
> > >
> > >    Don't know if this is the correct board to put this too but hear
> > goes anyway.
> > > I am having problems listening for packets on my Sun Machine.
> > >
> > > I have a F5 BIGIP switch on which I mirrored the traffic port(i.e.9)
> > to another port 16 for listening and tracing. In port 16 bi run a
> cable
> > to my Sun Solaris V440 machine. On this machine I simply plumb the
> > interface to where the cable is, give it a dummy ip address,netmask
> and
> > broadcast address and bring it up. Issue is when I run Tshark I see no
> > packets.
> > >
> > > Any ideas on what I have done wrong or even some tricks. When I
> > connect my laptop instead of Sun server and run wireshark , then I can
> > see packets that I want. I don't even give the laptop interface card a
> > ip address, netmask and broadcast address and it still works.
> > >
> > > William
> >
> >
> > --
> > This information is top security. When you have read it, destroy
> > yourself.
> > -- Marshall McLuhan
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>
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This information is top security. When you have read it, destroy yourself.
-- Marshall McLuhan