> > Don't use the network-scripts file to configure the loopback adapter. It > will send out an unwanted arp broadcast to determine if the address is > already in use (in the case of LVS-DR, it probably is) and refuse to > come up. Also, the arp table on other nodes will be incorrect since the > MAC address associated with the VIP should only exist for the interface > configured on the director. > > Configure the loopback device by putting these lines 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
I vaguely remember doing this some time ago on another ipvsadm cluster. I'll try it out on the test boxes this week. > > # Bring up loopback interface > ifconfig lo:0 10.80.55.13 broadcast 10.80.55.13 netmask 0xffffffff > up > > > You can check if you configured it correctly by doing an 'arping VIP' > from a client (not the director / realserver!) and watching the output. > You should see replies coming from one MAC address. This would be the > MAC of the interface on the director that's serving the VIP. > > > (i should really make a template from this mail ...) > Or put it on the FAQ page. I did look through the documentation, I just didn't find anything on the subject. > > > Léon _______________________________________________ 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
