[Openstack] Linux-bridge problems

Kevin Tibi kodokuu at gmail.com
Wed Aug 7 09:05:38 UTC 2013


I have problems with a single node platform.
I followed this tutorial:

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.



/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

root at openstack:/home/openstack# ip netns

log VM :

### route n
Kernel IP routing table
Destination     Gateway         Genmask         Flags Metric Ref    Use Iface         UG    0      0        0 eth0   U     0      0        0 eth0
### cat /etc/resolv.conf
search openstacklocal
### ping c 5
PING ( 56 data bytes ping statistics
5 packets transmitted, 0 packets received, 100% packet loss
### pinging nameservers
#### ping c 5
PING ( 56 data bytes
64 bytes from seq=0 ttl=64 time=0.358 ms

===== cloudfinal: system completely up in 126.94 seconds ====
wget: can't connect to remote host ( No route to host
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