[CentOS] Network configuration issue with second public ip on CentOS 6

[Ulf Volmer]

On 12/23/2015 03:06 PM, Meikel wrote:

> $ cat /etc/sysconfig/network-scripts/ifcfg-eth0
> DEVICE=eth0
> BOOTPROTO=static
> IPADDR=xx.xx.xx.xx
> NETMASK=255.255.255.0
> ONBOOT=yes
> GATEWAY=xx.xx.xx.254
>
> $ cat /etc/sysconfig/network-scripts/ifcfg-eth0:0
> DEVICE=eth0:0
> BOOTPROTO=static
> IPADDR=yy.yy.yy.yy
> NETMASK=255.255.255.255

this looks weak. Try to use the same netmask as you use for eth0.

best regards
Ulf