Open Stack

I think you just have to add a dns-nameserver on the private network. Like 8.8.8.8 .
I hope it helps.

________________________________
 From: Yongsheng Gong <gongysh at unitedstack.com>
To: OpenStack Development Mailing List <openstack-dev at lists.openstack.org> 
Sent: Friday, September 27, 2013 2:15 PM
Subject: Re: [openstack-dev] VM instances Can not connect to external
 


have u enable the port interface of br-ex? For example ifconfig eth1 up



On Fri, Sep 27, 2013 at 7:26 PM, Jeff Cai <Jeff_Cai at symantec.com> wrote:

I did all that the doc tells me to do, which includes
>setting up a bridge in the network node.
> 
>Just like http://docs.openstack.org/grizzly/basic-install/apt/content/basic-install_network.html#basic-install_network-services
> 
>I did the Procedure 2.2-4 and 2.2-5.
> 
>Jeff
> 
>From:Ashok Kumaran [mailto:ashokkumaran.b at gmail.com] 
>Sent: Friday, September 27, 2013 6:33 PM
>To: OpenStack Development Mailing List
>Subject: Re: [openstack-dev] VM instances Can not connect to external
> 
>You have IP forwarding enabled?
> 
>Did you create br-ex bridge and associated the external as a port to it?
> 
>On Fri, Sep 27, 2013 at 3:33 PM, Jeff Cai <Jeff_Cai at symantec.com> wrote:
>Hi,
> 
>I set up openstack environment on Ubuntu 12.0.4 with 3 nodes according to the starter guide on docs.openstack.org. Everything works well except that the VM instances cannot connect to outside. Among VM instances they can connect to each other.
> 
>Attached the network diagram:
> 
> 
>In VM, it can ping the demo-router address 10.5.5.1 (internal) and 10.200.29.33 (external). But it cannot ping out the other external addresses.
> 
>Both the public and demo-net network work normally:
> 
>Project   Network Name      Subnets Associated                         Shared         Status           Admin State
>admin    public                           public-subnet 10.200.29.0/24      No                  Active              Up
>demo    demo-net                  demo-net-subnet 10.5.5.0/24     No                  Active              Up
> 
>But the port where the demo router is DOWN
> 
> 
>(bd10e227)               10.200.29.33     network:router_gateway              DOWN           UP
> 
> 
>The port info:
> 
>Port
>
>________________________________
>
>Name
>None
>ID
>bd10e227-8f83-4804-9f68-a0e643e451e5
>Network ID
>d415febb-b387-40e0-9416-32c1b19d5b46
>Project ID
>-
>Fixed IP
>IP address: 10.200.29.33, Subnet ID 6781dfdc-508b-46c3-89ce-5624f95448d0
>Mac Address
>fa:16:3e:e2:b2:b3
>Status
>DOWN
>Admin State
>UP
>Attached Device
>Device Owner: network:router_gateway
>Device ID: 5d43330d-c0ee-4bd5-a76f-b15daad1df2e
> 
> 
>Could anyone please give me some clues to solve this problem?
> 
>Best Regards
> 
>Jeff Cai
> 
>
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>OpenStack-dev at lists.openstack.org
>http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>
>
>
> 
> 
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>

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