Open Stack

Hi,

If you run VlanManager [1] you have actually two important flags :

Private Switch :

vlan_interface=ethX


Public Switch :

public_interface=ethX

[1]
http://docs.openstack.org/trunk/openstack-compute/admin/content/configuring-vlan-networking.html


Regards




On Tue, Aug 7, 2012 at 11:50 PM, Leander Bessa Beernaert <
leanderbb at gmail.com> wrote:

> Is there a flag in the nova.conf file or is this something that needs to
> be done on the operating system?
>
>
> On Tue, Aug 7, 2012 at 8:26 PM, Sébastien Han <han.sebastien at gmail.com>wrote:
>
>> Hi,
>>
>> If eth0 is connected to the public switch and if eth1 is connected to
>> the private switch you can enable the ipv4 forwarding on the compute
>> node. Thanks to this the VMs will have access to the outside world and
>> the packet will be routed from eth1 to eth0 :).
>>
>> Cheers!
>>
>> On Tue, Aug 7, 2012 at 5:18 PM, Leander Bessa Beernaert
>> <leanderbb at gmail.com> wrote:
>> > Hello,
>> >
>> > I have a question regarding the use of two network interfaces.
>> According to
>> > the official documentation, one of the interfaces is used for public
>> access
>> > and the other for internal access (inter-vm communication). What i'd
>> like to
>> > know is how does an instance connect to the outside world (internet
>> access)?
>> > Is it done through the switch connected to the private interface or the
>> > public interface?
>> >
>> > --
>> > Cumprimentos / Regards,
>> > Leander
>> >
>> > _______________________________________________
>> > Mailing list: https://launchpad.net/~openstack
>> > Post to     : openstack at lists.launchpad.net
>> > Unsubscribe : https://launchpad.net/~openstack
>> > More help   : https://help.launchpad.net/ListHelp
>> >
>>
>
>
>
> --
> Cumprimentos / Regards,
> Leander
>
> _______________________________________________
> Mailing list: https://launchpad.net/~openstack
> Post to     : openstack at lists.launchpad.net
> Unsubscribe : https://launchpad.net/~openstack
> More help   : https://help.launchpad.net/ListHelp
>
>


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