Re: [Openstack] instance dns issue

2013-05-18 Thread Molnár Mihály László
: Paras pradhan pradhanpa...@gmail.com To: openstack openstack@lists.launchpad.net Sent: Friday, 17 May 2013, 20:08 Subject: [Openstack] instance dns issue Hi, My instances can ping the ips but not using dns. The resolv.conf gets populated by the private instance network dns ip

[Openstack] instance dns issue

2013-05-17 Thread Paras pradhan
Hi, 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 10.0.0.0/24) . I can ping the dns ip but dns resolv is not working. What might be the issue? I am on quantum and grizzly in 12.04 lts. Thanks Paras.

Re: [Openstack] instance dns issue

2013-05-17 Thread Ashok Kumaran
I am assuming that you have a DNS externally and you want the instances to use that DNS. If this is the requirement then you will have to add dnsmasq_dns_server= external DNS IP in your /etc/quantum/dhcp_agent.ini.Now your launched instances(VM's) can use external DNS through quantum dnsmasq.

Re: [Openstack] instance dns issue

2013-05-17 Thread Paras pradhan
So adding dnsmasq_dns_server= external DNS IP should populate the resolv.conf of my instances with the externel DNS IP? I did that but still seeing the same ip on resolv.conf. Paras. On Fri, May 17, 2013 at 2:17 PM, Ashok Kumaran ashokkumara...@gmail.comwrote: I am assuming that you have a

Re: [Openstack] instance dns issue

2013-05-17 Thread Ashok Kumaran
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. 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

Re: [Openstack] instance dns issue

2013-05-17 Thread Paras pradhan
Hmm. telnet to 53 is not working. Paras. On Fri, May 17, 2013 at 3:20 PM, Ashok Kumaran ashokkumara...@gmail.comwrote: 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

Re: [Openstack] instance dns issue

2013-05-17 Thread Darragh O'Reilly
] instance dns issue Hi, 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 10.0.0.0/24) . I can ping the dns ip but dns resolv is not working. What might be the issue? I am on quantum and grizzly in 12.04

Re: [Openstack] instance dns issue

2013-05-17 Thread Paras pradhan
out to the instance's resolv.conf or whatever. Darragh. From: Paras pradhan pradhanpa...@gmail.com To: openstack openstack@lists.launchpad.net Sent: Friday, 17 May 2013, 20:08 Subject: [Openstack] instance dns issue Hi, My instances can ping