Neal McBurnett wrote: > On Mon, Oct 15, 2007 at 09:14:52AM +0200, Soren Hansen wrote: >> On Sun, Oct 14, 2007 at 09:02:59PM +0200, carlopmart wrote: >>> Somebody knows a good tutorial or howto where explains how to setup a >>> load balancing/failover firewall with ubuntu?? Is it possible to do >>> it?? I need the same funcionalities as carp with pf does >>> (http://www.openbsd.org/cgi-bin/man.cgi?query=carp&apropos=0&sektion=0&manpath=OpenBSD+Current&arch=i386&format=html) >>> but using ubuntu. >> Currently, AFAIK there's no way to share conntrack tables between two >> machines. There will be in Ubuntu's next release (Hardy Heron), based on >> http://www.netfilter.org/projects/conntrack-tools/index.html > > I'm no expert in this (!) but I passed it on to Alan Robertson > (architect of the Heartbeat project), who noted another way to deal > with some of the underlying issues that works well for some folks: > Cluster IP (using a single IP address and multicast mac addresses). > > It is described in a book that Alan recommends by Karl Kopper that > probably covers other things also related to your interest: "The Linux > Enterprise Cluster: Build a Highly Available Cluster with Commodity > Hardware and Free Software." > > See http://www.linux-ha.org/ for some more information from a > "heartbeat" centric viewpoint. Alan also plans to cover it at > some point in his blog at http://techthoughts.typepad.com/ > > Neal McBurnett http://mcburnett.org/neal/
The book covers Linux Virtual Servers which are full-fledged load balancers. Cluster IP is not covered in the book. Sorry for the confusion. -- Alan Robertson <[EMAIL PROTECTED]> "Openness is the foundation and preservative of friendship... Let me claim from you at all times your undisguised opinions." - William Wilberforce -- ubuntu-server mailing list ubuntu-server@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-server More info: https://wiki.ubuntu.com/ServerTeam