On Sun, Jul 06, 2014 at 10:59:16AM +0200, Janne Johansson wrote:
> The sysctl for carp.preempt controls if they should all fail at the same
> time.
read carp(4). It contains answers to some questions asked.
-Otto
> Den 6 jul 2014 10:12 skrev "Adam Thompson" <athom...@athompso.net>:
>
> > On July 6, 2014 2:51:03 AM CDT, Mxher <o...@mxher.fr> wrote:
> > >Le 06/07/2014 04:34, Giancarlo Razzolini a ??crit :
> > >> Em 05-07-2014 16:20, Mxher escreveu:
> > >>> 1) Can I group multiple virtuals ips to make them switch all at the
> > >same
> > >>> time using CARP ?
> > >> AFAIK, no. But you can use ifstated.
> > >I have to admit that I didn't knew about ifstated; I will test it.
> > >
> > >>> 2) About modems interfaces, I can't have them UP on both firewalls
> > >at
> > >>> the same time.
> > >>> How would you managed that?
> > >> You're dialing to your modems using pppoe? If so, them no, you
> > >probably
> > >> can't have both them up, even with carp. If you could change your
> > >> configuration for routing instead, you could use carp on your
> > >external
> > >> interface to talk with your modems.
> > >Yes, unfortunately I have to use pppoe on two (of the five) modems.
> > >
> > >>
> > >> Cheers,
> > >>
> > >
> > >Thanks for your answer!
> >
> > I recall someone pointing out that interface groups of carp interfaces
> > will all transition simultaneously. I find ifconfig(8) inconclusive; run
> > your own tests and if that works, you have a built-in solution for keeping
> > all the carp interfaces in sync.
> > Then, use ifstated to manage the pppoe interfaces depending on ifstate of
> > the relevant wan interface? You could set up a carp interface with no IP
> > address bound, set it into the common if group and it would go up/down with
> > the other carp ifs.
> > Maybe. I haven't tried anything like that myself.
> > -Adam
> > --
> > Sent from my Android device with K-9 Mail. Please excuse my brevity.
