<div dir="ltr">Is it necessary only for implementing security group policy? Even if I don't set this, the open stack installation and a fully functional openstack environment should work, isn't it?<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Aug 13, 2015 at 2:01 PM, Sridhar Gaddam <span dir="ltr"><<a href="mailto:sgaddam@redhat.com" target="_blank">sgaddam@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div text="#000000" bgcolor="#FFFFFF">
Neutron implements Security Groups by applying iptable rules on
Linux bridge. So, we need these parameters to be set.<br>
Please see [1] for details.<br>
[1] - <a href="https://bugs.launchpad.net/openstack-manuals/+bug/1359691" target="_blank">https://bugs.launchpad.net/openstack-manuals/+bug/1359691</a><div><div class="h5"><br>
<br>
On 08/13/2015 01:50 PM, FASEELA.ASHRAF wrote:<br>
<blockquote type="cite">
<div dir="ltr">I installed the package bridge-utils and the error
remains the same. In other versions of Openstack like Juno and
kilo these lines:<br>
<br>
<div>
<div class="gmail_extra">net.bridge.bridge-nf-call-arptables=1<br>
net.bridge.bridge-nf-call-iptables=1<br>
net.bridge.bridge-nf-call-ip6tables=1<br>
<br>
</div>
<div class="gmail_extra">are not used in the sysctl file. So
are they mandatory ?<br>
<br>
<br>
<br>
</div>
<div class="gmail_extra">
<div class="gmail_quote">On Thu, Aug 13, 2015 at 1:21 PM,
Andreas Scheuring <span dir="ltr"><<a href="mailto:scheuran@linux.vnet.ibm.com" target="_blank">scheuran@linux.vnet.ibm.com</a>></span>
wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Can
you try the package bridge-utils?<br>
<div>
<div><br>
On Do, 2015-08-13 at 11:15 +0530, FASEELA.ASHRAF
wrote:<br>
> Hi ,<br>
><br>
> I am trying to install a 3 node architecture of
Openstack icehouse<br>
> version on my Ubuntu 14.04LTS . I would like to
know if it is<br>
> necessary to add the following lines to
sysctl.conf in network node.<br>
> net.bridge.bridge-nf-call-arptables=1<br>
> net.bridge.bridge-nf-call-iptables=1<br>
> net.bridge.bridge-nf-call-ip6tables=1<br>
><br>
> When running the command sysctl -p following
errors are shown :<br>
> sysctl: cannot stat
/proc/sys/net/bridge/bridge-nf-call-arptables: No
such file or directory<br>
> sysctl: cannot stat
/proc/sys/net/bridge/bridge-nf-call-iptables: No
such file or directory<br>
> sysctl: cannot stat
/proc/sys/net/bridge/bridge-nf-call-ip6tables: No
such file or directory<br>
><br>
> Am I missing some package in my system?<br>
><br>
><br>
><br>
</div>
</div>
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<span><font color="#888888"><br>
--<br>
Andreas<br>
(IRC: scheuran)<br>
<br>
<br>
</font></span></blockquote>
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