Hello Leon, That works perfectly. Thank you very much for this. I still have trouble configuring the loadbalancing but I shall play around with it until it works.
Kind regards, Cyrus -----Original Message----- From: lvs-users-boun...@linuxvirtualserver.org [mailto:lvs-users-boun...@linuxvirtualserver.org] On Behalf Of L.S. Keijser Sent: 29 March 2010 06:31 To: LinuxVirtualServer.org users mailing list. Subject: Re: [lvs-users] Two box lvs with UltrMonkey LO problem On Sun, 2010-03-28 at 14:28 +0100, Cyrus wrote: > That's what I try and do. > I edit the /etc/sysconfig/network-scripts/ifcfg-lo:0 file and add the VIP > (174.121.60.28) as the IP address. > > DEVICE=lo:0 > IPADDR=174.121.60.28 > NETMASK=255.255.255.248 > ONBOOT=yes > NAME=loopback If you configure the loopback adapter like this. RedHat's network scripts will always send an arp broadcast first, which is exactly what you don't want. Instead, put something like this in your /etc/rc.local file: # solve the ARP problem echo 1 > /proc/sys/net/ipv4/conf/lo/arp_ignore echo 1 > /proc/sys/net/ipv4/conf/eth0/arp_ignore echo 2 > /proc/sys/net/ipv4/conf/lo/arp_announce echo 2 > /proc/sys/net/ipv4/conf/eth0/arp_announce # Bring up loopback interface ifconfig lo:0 174.121.60.28 broadcast 174.121.60.28 netmask 0xffffffff up # Make sure traffic destined for the VIP gets handled by the loopback adapter route add -host 174.121.60.28 device lo:0 -- L�on _______________________________________________ Please read the documentation before posting - it's available at: http://www.linuxvirtualserver.org/ LinuxVirtualServer.org mailing list - lvs-users@LinuxVirtualServer.org Send requests to lvs-users-requ...@linuxvirtualserver.org or go to http://lists.graemef.net/mailman/listinfo/lvs-users ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________ _______________________________________________ Please read the documentation before posting - it's available at: http://www.linuxvirtualserver.org/ LinuxVirtualServer.org mailing list - lvs-users@LinuxVirtualServer.org Send requests to lvs-users-requ...@linuxvirtualserver.org or go to http://lists.graemef.net/mailman/listinfo/lvs-users