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ubuntu-8.04.1-server-i386
ubuntu1 192.168.12.5
ubuntu2 192.168.12.4

二枚目のNIC認識
vi /etc/network/interfaces

auto eth0
iface eth0 inet dhcp

auto eth1
iface eth1 inet dhcp


    
冗長化(active-stanby)
    $ sudo aptitude install heartbeat-2
$ cd /usr/share/doc/heartbeat
$ sudo gzip -d ha.cf.gz
$ sudo cp ha.cf /etc/ha.d/


    
heartbeat設定(192.168.12.5側)
    /etc/ha.d/ha.cf
keepalive 2
deadtime 30
udpport	694
bcast	eth0		# Linux
ucast eth0 192.168.12.4
node    ubuntu1
node    ubuntu2



    
仮想IP+WEB
    $ sudo vi haresources
ubuntu1 IPaddr::192.168.12.6/24 http
$ sudo ln -s /etc/init.d/apache2 apache2
sudo vi /etc/ha.d/authkeys
auth 1
1 crc
$ sudo chmod 600 /etc/ha.d/authkeys