------- host server -------

cat /etc/network/interfaces

auto lo
iface lo inet loopback

auto vmbr0
iface vmbr0 inet static
        address 199.204.186.45
        netmask 255.255.255.192
        network 199.204.186.0
        broadcast 199.204.186.63
        gateway 199.204.186.62
        bridge_ports eth0
        bridge_stp off
        bridge_fd 0
        bridge_maxwait 0

auto eth0
iface eth0 inet manual


------- guest server -------

IP: 199.233.244.20/32
red hat enterprise linux