[openstack-dev] VM instances Can not connect to external

Yongsheng Gong gongysh at unitedstack.com
Fri Sep 27 12:15:19 UTC 2013


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<http://10.200.29.31/horizon/project/networks/d415febb-b387-40e0-9416-32c1b19d5b46/detail>
> ****
>
> 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*****
>
> ** **
>
>
> _______________________________________________
> OpenStack-dev mailing list
> OpenStack-dev at lists.openstack.org
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev****
>
>
>
> ****
>
> ** **
>
> ** **
>
> _______________________________________________
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