[Linux-HA] HA Firewall

[Dejan Muhamedagic]

Hi,

Could you please repost. This is really unreadable.

Thanks,

Dejan

On Wed, Nov 14, 2007 at 10:30:54PM +0000, North Country Boy wrote:
> I will just bump this the once.  Does anybody have any suggestions that may help?Thanks in advance
> 
> > From: northcountryboy79 at hotmail.com> To: linux-ha at lists.linux-ha.org> Subject: RE: [Linux-HA] HA Firewall> Date: Sun, 4 Nov 2007 21:59:13 +0000> > Sorry for the delay, > > Please find attached configs. Its a curious problem...> > > > > Subject: Re: [Linux-HA] HA Firewall> From: mzagrabe at d.umn.edu> To: linux-ha at lists.linux-ha.org> Date: Mon, 29 Oct 2007 10:38:30 -0500> > On Thu, 2007-10-25 at 22:23 +0100, North Country Boy wrote:> > Ok ok, I admit. I dont get it!!!!> > > > I am trying to config a simple HA firewall and it just isnt working to how I had imagined.> > > > Ok here is the deal.> > > > The Firewall has two interfaces> > > > 1) Internal interface eth1 192.168.0.254> > > > 2) External Interface eth0 195.63.63.100, 195.63.63.101, 195.63.63.102> > > > The plan would be that in the event of failure, these IP addresses as well as an iptables script would be brought online on the second box.> > > > The story so far....> > > > Because I am new to this, I wanted to take things nice and slowly and realise the full solution in stages so that I could learn & understand. I decided to test a simple failover with one ip just using the external interface.> > > > I added a second nic to both machines (node1 & node2) and got heartbeat working no problem. Using the verison 1 haresource file, I added the following line> > > > node1 195.63.63.101> > > > In the ha.cf file I added> > > > ping 195.63.63.254 (an external router accessible by both nodes)> > > > Also I added the ipfail command.> > > > Ok so heartbeat all looks good so far, the new address 195.63.63.101 is added as eth1:0 > > > > No I prevent access to the external router from node1, it recognises that it can no longer reach 195.63.63.254 in the logs, whilst node 2 says and does nothing. huh????> > I thought that at this point, ipfail flags a failure and the failover process begins????> > > > Conicidentally, pulling the heartbeat cable causes the failover to happen perfectly (which is nice to know).> > > > So now I am left wondering... If my external eth0 card fails, this isnt enough to cause failover?> > Yes, if things are configured correctly.> > I have been dealing with v2 only, so I won't be able to help you with> your configs, but I did play with v1 a tiny bit and I remember ipfail> working fine.> > Speaking of configs, you should post your ha.cf and haresources files> along with logs. I believe the list prefers attachments rather than> inline.> > [...]> > -- > Matt Zagrabelny - mzagrabe at d.umn.edu - (218) 726 8844> University of Minnesota Duluth> Information Technology Systems & Services> PGP key 1024D/84E22DA2 2005-11-07> Fingerprint: 78F9 18B3 EF58 56F5 FC85 C5CA 53E7 887F 84E2 2DA2> > He is not a fool who gives up what he cannot keep to gain what he cannot> lose.> -Jim Elliot> _________________________________________________________________> Get free emoticon packs and customisation from Windows Live. > http://www.pimpmylive.co.uk
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