Hi,<br><br>If you run VlanManager [1] you have actually two important flags :<br><br>Private Switch :<br>
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<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">vlan_interface=ethX</p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><br></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">
Public Switch :<br></p>
<p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">public_interface=ethX</p><br>[1] <a href="http://docs.openstack.org/trunk/openstack-compute/admin/content/configuring-vlan-networking.html">http://docs.openstack.org/trunk/openstack-compute/admin/content/configuring-vlan-networking.html</a><br>
<br><br>Regards<br><br><br><br><br><div class="gmail_quote">On Tue, Aug 7, 2012 at 11:50 PM, Leander Bessa Beernaert <span dir="ltr"><<a href="mailto:leanderbb@gmail.com" target="_blank">leanderbb@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Is there a flag in the nova.conf file or is this something that needs to be done on the operating system?<div class="HOEnZb">
<div class="h5"><br><br><div class="gmail_quote">On Tue, Aug 7, 2012 at 8:26 PM, Sébastien Han <span dir="ltr"><<a href="mailto:han.sebastien@gmail.com" target="_blank">han.sebastien@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
If eth0 is connected to the public switch and if eth1 is connected to<br>
the private switch you can enable the ipv4 forwarding on the compute<br>
node. Thanks to this the VMs will have access to the outside world and<br>
the packet will be routed from eth1 to eth0 :).<br>
<br>
Cheers!<br>
<div><div><br>
On Tue, Aug 7, 2012 at 5:18 PM, Leander Bessa Beernaert<br>
<<a href="mailto:leanderbb@gmail.com" target="_blank">leanderbb@gmail.com</a>> wrote:<br>
> Hello,<br>
><br>
> I have a question regarding the use of two network interfaces. According to<br>
> the official documentation, one of the interfaces is used for public access<br>
> and the other for internal access (inter-vm communication). What i'd like to<br>
> know is how does an instance connect to the outside world (internet access)?<br>
> Is it done through the switch connected to the private interface or the<br>
> public interface?<br>
><br>
> --<br>
> Cumprimentos / Regards,<br>
> Leander<br>
><br>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><div>Cumprimentos / Regards,</div>Leander<br>
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