vrrp_instance VI_1 {
    state BACKUP
    interface eth0
    virtual_router_id 51
    priority 100            # 100 = Priorità più bassa (Backup)
    advert_int 1
    authentication {
        auth_type PASS
        auth_pass @Dedelove1
    }
    virtual_ipaddress {
        192.168.128.85
    }
}