On 02/08/2012 22:54, John R Pierce wrote:
> On 08/02/12 12:45 PM, Scott Silva wrote:
>> It doesn't work that way... You may think you bought 8 ip's, but you can only
>> pass traffic on 6... That is how it works... You buy 16, and only 14 work. The
>> first and last address are as Johnny said...
>
> I've also seen DSL networks like this where those extra IPs are bridged
> not routed. in these cases, you use the same gateway as the 'main' IP,
> but usually the main IP has a /24 or whatever mask that encompasses ALL
> the IPs.
>
> regardless, the OP should contact the ISP and find out what the mask and
> gateway are for the extra IPs.
>
>
It's a bug in centos 6
http://bugs.centos.org/view.php?id=5391
PREFIX configured in ifcfg-eth0 is overrule the subnet mask in aliases.
Solution: removed PREFIX from ifcfg-eth0
Thanks to all
Levi
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