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Hi Kim,

You should check the firewall rule of the vm at first. Then, If the qrouter
and vm are not in the same host, you should check the connection of tunnel
between the two host by using ovs-vsctl show.
Using tcpdump to inspect the packets in br-ext, br-int is also useful.



2014-06-13 14:51 GMT+08:00 BYEONG-GI KIM <kimbyeonggi at gmail.com>:

> Hello.
>
> I created two external networks using multiple l3 agents by referring to
> both
> http://docs.openstack.org/admin-guide-cloud/content/adv_cfg_l3_agent_multi_extnet.html
> and https://answers.launchpad.net/neutron/+question/236230, and it seems
> work fine...
>
> When I tried to ping from a qrouter, which connects with both an external
> network called "external1" and an internal network, to a vm where located
> in the internal network, however, the ping could not be sent successfully.
>
> The qrouter can ping to br-ex, and another qrouter which connects with the
> second external network named "external2" also can ping to br-ex-2. The
> problem is that status for connection between each qrouter and internal
> network has been "DOWN" instead of "ACTIVE"...
>
> Did anybody suffer from such problem and solve it? I'd appreciate any help
> and comments for solving it.
>
> Thanks in advance.
>
> Best regards
>
> Byeong-Gi KIM
>
>
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