# SIMPLE CONFIGURATION WITH FLOATING IP

# MASTER SERVER
yum install keepalived
# cat > /etc/keepalived/keepalived.conf
# create new
global_defs {
    notification_email {
        [email protected]
    }
    notification_email_from [email protected]
    smtp_server 127.0.0.1
    smtp_connect_timeout 30
    router_id LVS_Server
}
vrrp_instance VI_1 {
    state MASTER
    interface eth0
    virtual_router_id 51
    priority 100
    nopreempt
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass alexlinux
    }

    virtual_ipaddress {
        # virtual IP address
        10.88.1.100 dev eth0
    }
}
systemctl enable keepalived
systemctl start keepalived

# SLAVE SERVER
yum install keepalived
# cat > /etc/keepalived/keepalived.conf
# create new
global_defs {
    notification_email {
        [email protected]
    }
    notification_email_from [email protected]
    smtp_server 127.0.0.1
    smtp_connect_timeout 30
    router_id LVS_Server
}
vrrp_instance VI_1 {
    state SLAVE 
    interface eth0
    virtual_router_id 51
    priority 100
    nopreempt
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass alexlinux
    }

    virtual_ipaddress {
        # virtual IP address
        10.88.1.100 dev eth0
    }
}
systemctl enable keepalived
systemctl start keepalived