Re: VLANs in VM

[Robin Wood <robin () digininja org>]

On 17 September 2010 22:50, Nils <nils () hemmann de> wrote:
> If you are monitoring a trunk link with many VLANs you are basically
> seeing all the traffic plus the VLAN tags
> I'm dealing quite a lot with VLANs in an enterprise environment and the
> part I'm not getting here is the "hopping VLANs" part.
> mh, I think we need to talk about this in person at Brucon. One problem
> might be me not being a native speaker.
> .....and sorry for mistaking you for Paul  :-)

Sure, lets talk about it over a drink. Anyone else coming to Brucon
and want to chime in feel free.

Robin

> Nils
>
> Am 17.09.2010 16:51, schrieb Robin Wood:
> > On 17 September 2010 08:09, Nils <nils () hemmann de> wrote:
> > >  I'm still not quite sure what Paul is aiming for but my take on this
> > > is, just provide a trunk link to the virtual machines and let the
> > > system's driver take care of the 802.1q tagged packets. Then you can
> > > handle a bunch of VLANs on a single system and see how you can
> > > manipulate them.
> > > You would need a 802.1q capable switch for the trunk link though.
> > Its not Paul, its me and what I want to do is to experiment with
> > setting up and sniffing VLANs. Things like, can I hop VLANs easily, if
> > I put a sniffer at point X what can I see, what about point Y?
> >
> > If I can do this in a VM lab then it is much easier to do than to do
> > it in the physical world. So I want to get the VirtualBox internal
> > switch/router to handle 802.1q packets.
> >
> > Does that make sense?
> >
> > Robin
> >
> > > Nils
> > >
> > > On 9/16/2010 7:08 PM, Carlos Perez wrote:
> > > > for voiphopper and other 802.1q I go physical, for jumping segments attacking routing protocols and other stuff 
> > > > with ESX I can do 802.1q in the virtual switches and use the physical one in conjunction
> > > > On Sep 16, 2010, at 11:45 AM, Robin Wood wrote:
> > > >
> > > > > On 16 September 2010 16:32, Carlos Perez <carlos_perez () darkoperator com> wrote:
> > > > > > righ now I have an old Cisco 3550 for playing with that, best bet would be to get an old cisco, procurve, 3com 
> > > > > > ..etc from ebay
> > > > > > each vendor has it own twist on "Standard Protocols"
> > > > > How is best to tie that into a VM lab? Or do you just mean plug some
> > > > > physical hardware in to it and go from there? I've got enough machines
> > > > > kicking around that I could do a physical lab but space, noise and
> > > > > portability have prevented me from doing it so far.
> > > > >
> > > > > > On Sep 16, 2010, at 11:27 AM, Robin Wood wrote:
> > > > > >
> > > > > > > On 16 September 2010 16:08, Matthew Manor <kingmanor () gmail com> wrote:
> > > > > > > > Have you tried Vyatta?  It can do most of what Cisco IOS can do but
> > > > > > > > virtually, including VLANs, and you can certainly run an entire lab of
> > > > > > > > VMs off of it.
> > > > > > > I've just had a quick look through it but can't tell if it would help
> > > > > > > or not. I want to put different machines in my VirtualBox lab onto
> > > > > > > different VLANs so I can experiment with them. Do you know if their
> > > > > > > software product would do that?
> > > > > > >
> > > > > > > > -Matt Manor
> > > > > > > >
> > > > > > > > On 9/16/10, Carlos Perez <carlos_perez () darkoperator com> wrote:
> > > > > > > > > Do you mean having a switch with 802.1q?
> > > > > > > > >
> > > > > > > > > Sent from my iPhone
> > > > > > > > >
> > > > > > > > > On Sep 16, 2010, at 5:03 AM, Robin Wood <robin () digininja org> wrote:
> > > > > > > > >
> > > > > > > > > > Is there any way to setup a VLAN environment in a virtual environment?
> > > > > > > > > > They are something I've never had much chance to play with and I'd
> > > > > > > > > > love to get it labbed up so I can. I know there are virtual systems
> > > > > > > > > > for running IOS images but don't think I could then hang a bunch of
> > > > > > > > > > VMs off those machines.
> > > > > > > > > >
> > > > > > > > > > Preferably VirtualBox methods but any VM will do.
> > > > > > > > > >
> > > > > > > > > > Robin
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