Open Stack

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
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstack.org/pipermail/openstack/attachments/20130807/8451a221/attachment.html>