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Hi, thank you for the answer,

So, for br-ex the tutorial never mentions it so I do not understand why I
have this error. I dont use ovs, just linux bridge.


2013/8/7 Ritesh Nanda <riteshnanda09 at gmail.com>

> hello kevin ,
>
> Log shows it is not able to  get br-ex interface , did you created this
> interface , as we need to create this interface manually by runnig this
> command
>
> sudo ovs-vsctl add-br br-ex
> $ sudo ovs-vsctl add-port br-ex <external interface>
>
> Please verify this interface using ovs-vsctl show , it would show like this
>
> Bridge br-ex
>         Port "eth2"(in my case this is the external interface)
>
>             Interface "eth2"
>         Port "qg-e2df07f2-81"
>             Interface "qg-e2df07f2-81"
>                 type: internal
>         Port "qg-0ed547e2-8f"
>             Interface "qg-0ed547e2-8f"
>
>                 type: internal
>         Port br-ex
>             Interface br-ex
>                 type: internal
>
>
>
>
> On Wed, Aug 7, 2013 at 2:35 PM, Kevin Tibi <kodokuu at gmail.com> wrote:
>
>> Hello,
>>
>> I have problems with a single node platform.
>> I followed this tutorial:
>> https://github.com/mseknibilel/OpenStack-Grizzly-Install-Guide/blob/master/OpenStack_Grizzly_Install_Guide.rst
>>
>> I can not ping my VMs. I can ping the router and dhcp. As against the
>> dhcp can not ping the router and VMS. but Vm can ping DHCP serveur in logs.
>>
>> I think i have a probleme with linux bridge.
>>
>> Thx,
>>
>> Kevin.
>>
>> ----------------------------------
>> /var/log/quantum/l3-agent.log:2013-08-06 17:17:49    ERROR
>> [quantum.agent.l3_agent] The external network bridge 'br-ex' does not exist
>>
>> -------------------------------------
>> root at openstack:/home/openstack# brctl show
>> bridge name     bridge id               STP enabled     interfaces
>> brq486fec60-0b          8000.3a6f4e3444d2       no
>>  tap483bab99-5a
>>                                                         tap9dab335c-ba
>>
>> ----------------------------
>> root at openstack:/home/openstack# ip netns
>> qdhcp-486fec60-0b16-4e57-8b20-2ba20082578c
>>
>> ----------------------------
>> log VM :
>>
>> ### route n
>> Kernel IP routing table
>> Destination     Gateway         Genmask         Flags Metric Ref    Use Iface
>> 0.0.0.0         50.50.1.1       0.0.0.0         UG    0      0        0 eth0
>> 50.50.1.0       0.0.0.0         255.255.255.0   U     0      0        0 eth0
>> ### cat /etc/resolv.conf
>> search openstacklocal
>> nameserver 50.50.1.2
>> ### ping c 5 50.50.1.1
>> PING 50.50.1.1 (50.50.1.1): 56 data bytes
>>
>>  50.50.1.1 ping statistics
>> 5 packets transmitted, 0 packets received, 100% packet loss
>> ### pinging nameservers
>> #### ping c 5 50.50.1.2
>> PING 50.50.1.2 (50.50.1.2): 56 data bytes
>> 64 bytes from 50.50.1.2: seq=0 ttl=64 time=0.358 ms
>>
>> ===== cloudfinal: system completely up in 126.94 seconds ====
>> wget: can't connect to remote host (169.254.169.254): No route to host
>>
>>
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>>
>
>
> --
>
> * With Regards
> *
>
> * Ritesh Nanda
> *
>
> ***
> *
> <http://www.ericsson.com/>
>
>
>
>
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