<div dir="ltr">Can you telnet to port 53 of local DNS ip from your instance (IP in your resolv.conf) ? If its not working then you might need to check your local quantum dnsmasq settings.</div><div class="gmail_extra"><br>
<br><div class="gmail_quote">On Sat, May 18, 2013 at 1:45 AM, Paras pradhan <span dir="ltr"><<a href="mailto:pradhanparas@gmail.com" target="_blank">pradhanparas@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr">Thanks. Yes I got the concept but something is not working. I can't resolv the hosts from my instances.<div><br></div><div>Thanks</div><span class="HOEnZb"><font color="#888888"><div>Paras.</div></font></span></div>
<div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><br>
<div class="gmail_quote">On Fri, May 17, 2013 at 3:10 PM, Ashok Kumaran <span dir="ltr"><<a href="mailto:ashokkumaran.b@gmail.com" target="_blank">ashokkumaran.b@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr">It will not populate the external DNS ip in your resolv.conf . Instead the external DNS will be used by the local quantum dnsmasq for the name resolution purpose.<div><br></div><div>For an instance lets say that your network node has a DNS ip of some xx.xx.xx.xx in its resolv.conf . By adding the same IP to the dhcp_agent.ini you can make your instances to use the same DNS. I hope you got the concept</div>
</div><div><div><div class="gmail_extra"><br><br><div class="gmail_quote">On Sat, May 18, 2013 at 1:32 AM, Paras pradhan <span dir="ltr"><<a href="mailto:pradhanparas@gmail.com" target="_blank">pradhanparas@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">So adding <span style="font-family:'Times New Roman',serif;font-size:16px;line-height:18px">dnsmasq_dns_server= "external DNS IP" should populate the resolv.conf of my instances with the externel DNS IP? </span><div>
<span style="font-family:'Times New Roman',serif;font-size:16px;line-height:18px"><br></span></div><div><span style="font-family:'Times New Roman',serif;font-size:16px;line-height:18px">I did that but still seeing the same ip on resolv.conf.</span></div>
<span><font color="#888888">
<div><br></div><div><font face="Times New Roman, serif" size="3"><span style="line-height:18px">Paras.</span></font></div></font></span></div><div><div><div class="gmail_extra"><br><br><div class="gmail_quote">
On Fri, May 17, 2013 at 2:17 PM, Ashok Kumaran <span dir="ltr"><<a href="mailto:ashokkumaran.b@gmail.com" target="_blank">ashokkumaran.b@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><font face="Times New Roman, serif" size="3"><span style="line-height:18px">I am assuming that you have a DNS externally and you want the instances to use that DNS. If this is the requirement then</span></font><div>
<span style="font-family:'Times New Roman',serif;font-size:12pt;line-height:18px">you will have to add dnsmasq_dns_server= "external DNS IP" in your /etc/quantum/dhcp_agent.ini.</span><span style="font-family:'Times New Roman',serif;font-size:12pt;line-height:18px">Now your launched instances(VM's) can use external DNS through quantum dnsmasq. </span><br>
</div><div><span style="font-family:'Times New Roman',serif;font-size:12pt;line-height:18px"><br></span></div><div><span style="font-family:'Times New Roman',serif;font-size:12pt;line-height:18px">Please let us know if you have some other requirement.</span></div>
<div><span style="font-family:'Times New Roman',serif;font-size:12pt;line-height:18px"><br></span></div><div><span style="font-family:'Times New Roman',serif;font-size:12pt;line-height:18px">-Ashok</span></div>
</div><div class="gmail_extra"><br><br><div class="gmail_quote"><div><div>On Sat, May 18, 2013 at 12:38 AM, Paras pradhan <span dir="ltr"><<a href="mailto:pradhanparas@gmail.com" target="_blank">pradhanparas@gmail.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr">Hi,<div><br></div><div>My instances can ping the ips but not using dns. The resolv.conf gets populated by the private instance network dns ip (10.0.0.2, from <a href="http://10.0.0.0/24" target="_blank">10.0.0.0/24</a>) . I can ping the dns ip but dns resolv is not working. What might be the issue?</div>
<div><br></div><div>I am on quantum and grizzly in 12.04 lts.</div><div><br></div><div>Thanks</div><span><font color="#888888"><div>Paras.</div></font></span></div>
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<br></blockquote></div><span><font color="#888888"><br><br clear="all"><div><br></div>-- <br><div>Regds,</div>
<div> </div>
<div>Ashok ,</div>
<div>Delivery Consultant,</div>
<div>HP.</div>
</font></span></div>
</blockquote></div><br></div>
</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div>Regds,</div>
<div> </div>
<div>Ashok ,</div>
<div>Delivery Consultant,</div>
<div>HP.</div>
</div>
</div></div></blockquote></div><br></div>
</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div>Regds,</div>
<div> </div>
<div>Ashok ,</div>
<div>Delivery Consultant,</div>
<div>HP.</div>
</div>