روی این تنظیم کنید
//etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
BOOTPROTO=none
ONBOOT=yes
USERCTL=no
IPV6INIT=no
PEERDNS=yes
TYPE=Ethernet
NETMASK=255.255.255.255
IPADDR=IP Failover
GATEWAY=Dedicated Server IP but end in .254
ARP=yes
HWADDR=Your Virtual Mac Address
/etc/sysconfig/network-scripts/route-eth0
Dedicated Server IP but end in .254 dev eth0
default via Dedicated Server IP but end in .254 dev eth0
/etc/resolv.conf
nameserver 213.186.33.99