Using 'Jails' like Solaris Zones??

Glen Barber glen.j.barber at gmail.com
Sun Jan 10 22:56:34 UTC 2010


Hi,

Miroslav Lachman wrote: 
> Kaya Saman wrote:
> 
> [...]
> 
> > Since FreeBSD has all the software I require and is quite easy on system
> > resources I was considering using 'Jails' where in Solaris I would be
> > using Zones to dedicate an individual IP address to each instance of Bind.
> >
> > However, is it possible to dedicate a specific NIC to each instance of
> > Bind as well since this is really what I would be doing in Solaris???
> >
> > Apologies if I seem a bit vague on which OS I will choose, it's just
> > that I am trying to consolidate as many services as possible without
> > requiring any more hardware.
> 
> AFAIK FreeBSD jail can't be bound to a specific NIC, but can be bound to 
> IP address(es) and addresses can be assigned to a different NICs.
> It means, if you have following NICs: nic0, nic1 and IPS on NICs:
> nic0 = 10.10.10.10
> nic1 = 10.20.20.20

As of 7.2, jails can be bound directly to a specific interface.

The example in /etc/defaults/rc.conf shows:

	#jail_example_interface="" 

> 
> Then if you start first jail with IP 10.10.10.10 and second jail with IP 
> 10.20.20.20, then first jail will use nic0 and second jail will use nic1
> 
> You can also use more than one IP from more than one NIC in one jail 
> thanks to BZs work on multi-ip jail (since 7.2)
> 
> Miroslav Lachman

Regards,

-- 
Glen Barber


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