[lvs-users] could virtual ip one arbitrary ip address ?

Malcolm Turnbull malcolm at loadbalancer.org
Sat Apr 12 12:09:01 BST 2014


Tom,

Yes, its just like any other internal address i.e. same as exposing a
single web server to a public IP address.

On 12 April 2014 06:06, Hatt Tom <net.study.sea at gmail.com> wrote:
> If I configure my vip to be local private ip ,then should I do a DNAT
> on gateway to forward packet to the vip ?
>
>
>
> 2014-04-09 22:20 GMT+08:00 Ferenc Wagner <wferi at niif.hu>:
>> Hatt Tom <net.study.sea at gmail.com> writes:
>>
>>> 2014-04-09 15:38 GMT+08:00 Ferenc Wagner <wferi at niif.hu>:
>>>
>>>> Hatt Tom <net.study.sea at gmail.com> writes:
>>>>
>>>>> could virtual ip one arbitrary ip address? no matter what network
>>>>> segment it is .
>>>>
>>>> Yes, the VIP can be any address, as long as traffic sent to it reaches
>>>> the director by some means.  If it's not in the local network of your
>>>> director, you will probably need explicit routing rules to achieve this.
>>>
>>> I want to know why I need explicit routing rules to send packet to
>>> realserver?
>>
>> I was talking about the director, not the real servers.  You MAY need
>> explicit routing rules to send packets addressed to the VIP towards the
>> director, depending on your network setup.
>>
>>> The director knows the ip of the selected real server, then just
>>> forwarding it, not need a router.
>>
>> If you are doing direct routing, then right, the director is the router
>> towards the real servers.
>> --
>> Regards,
>> Feri.
>>
>> _______________________________________________
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>> http://www.linuxvirtualserver.org/
>>
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>
>
>
> --
> Best Regards!
>
> _______________________________________________
> Please read the documentation before posting - it's available at:
> http://www.linuxvirtualserver.org/
>
> LinuxVirtualServer.org mailing list - lvs-users at LinuxVirtualServer.org
> Send requests to lvs-users-request at LinuxVirtualServer.org
> or go to http://lists.graemef.net/mailman/listinfo/lvs-users



-- 
Regards,

Malcolm Turnbull.

Loadbalancer.org Ltd.
Phone: +44 (0)870 443 8779
http://www.loadbalancer.org/



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