Re: [Xen-users] Re: number of ips

[Vu Pham <vu@xxxxxxxxxx>]

Vu Pham wrote:
> Anand Gupta wrote:
> > Hi Vu,
> >
> > Actually both. I am basically offering vps services. So its critical
> > for my setup that users use only the ips i have assigned to their
> > domU. They shouldn't arbitrarily add ip series and start to use them.
> > Further i have some domU's where i have to add multiple ips for use
> > inside them.
> Are the users just non-root users ? Or are you going to let them access 
> their domU as root accounts so they have systems with all permissions ?
> Non-root users cannot assign ip address, I believe.
I click Send to fast. If they are root users, you can set up iptables on 
dom0 to block them according to the IPs you assign to them. If they 
assign more, those IPs cannot get out.
Vu


> Vu
>
> > On 4/11/09, Vu Pham <vu@xxxxxxxxxx> wrote:
> > > Anand Gupta wrote:
> > > > Hi Nick,
> > > >
> > > > Thanks for the reply. What if they are on different subnet ? And then
> > > > what stops a user inside domU to add any ip in that series (as long as
> > > > the ips are assigned and routable to the server) and start to use it ?
> > > >
> > > > On 4/11/09, Nick Anderson <nick@xxxxxxxxxxxx> wrote:
> > > > > On Sat, Apr 11, 2009 at 01:35:48AM +0530, Anand Gupta wrote:
> > > > > > Hmm... So if i have to assign lets say 6 ips to a domU, what is the
> > > > > > best method to do so ?
> > > > >  Well if they are all on the same subnet and your using standard
> > > > > bridging and using a linux domU you should be able to just bring
> > > > > virtual interfaces.
> > > > >
> > > > > ifconfig eth0:0 192.168.1.2
> > > > > ifconfig eth0:1 192.168.1.3
> > > > > ifconfig eth0:1 192.168.1.4
> > > Hi Anand,
> > >
> > > I just want to understand more about your problem. Do you want to be
> > > able to have many IPs on domU or do you worry about users trying to add
> > > too many IPs that can affect the system ?
> > >
> > > Thanks,
> > >
> > > Vu
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