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Thanks Nathanael, so the bridges and vlans are created until the 
instance is created?, because my understanding was that the interfaces 
were created once the network create is applied, and the interface 
appears in nova-network node and nova-compute node, is it right?

Omar L.

On 05/16/2012 10:13 PM, Nathanael Burton wrote:
>
>
> On May 16, 2012 9:47 PM, "Omar Lara" <omar at scasoftware.net 
> <mailto:omar at scasoftware.net>> wrote:
> >
> > Hi, i am trying to deploy a VlanManager networking model in Essex, i 
> am not using Quantum, and my problem is when i try to do:
> >
> > nova-manage network create --label vlan1 --fixed_range_v4 
> 10.0.1.0/24 <http://10.0.1.0/24> --num_networks 1 --network_size 256 
> --vlan 1 --project_id 2e744c1a2032ccb1a0cdf7c5f825d046
> >
> > The bridge and the vlan are not created immediately, do you have any 
> idea if there is another daemon that needs to run or something so or 
> some additional advice, my nova-network is a server different from the 
> nova-compute.
> >
> > Also i noticed that the ensure_bridge method from linux_net.py never 
> is called, in this script there is the brctl addbr call to posix.
> >
> > root at devlabnova:~# nova-manage  network list
> > id       IPv4                  IPv6               start address     
>  DNS1               DNS2               VlanID             project     
>        uuid
> > 20 10.0.1.0/24 <http://10.0.1.0/24>           None               
> 10.0.1.3           None               None               1             
>      2e744c1a2032ccb1a0cdf7c5f825d046               
> a667af77-8ffe-42f8-a094-c2ce71d59171
> >
> > root at devlabnova:~# brctl show
> > bridge name    bridge id        STP enabled    interfaces
> >
> >
> > My nova.conf is as follows in terms of nova-network
> >
> > ##### nova-network #####
> > network_manager=nova.network.manager.VlanManager
> > public_interface=eth0
> > vlan_interface=eth1
> > network_host=devlabnova
> > fixed_range=10.0.0.0/8 <http://10.0.0.0/8>
> > network_size=1024
> > dhcpbridge_flagfile=/etc/nova/nova.conf
> > dhcpbridge=/usr/bin/nova-dhcpbridge
> > force_dhcp_release=True
> > fixed_ip_disassociate_timeout=30
> > my_ip=172.16.16.10
> >
> > Thanks in advance!
> >
> > --
> > -------------------------------------
> > Omar Lara
> > CEO
> > ScaSoftware
> > t: +52(55) 84.21.84.43
> > Twitter: @elchito
> > http://www.scasoftware.net
> > -------------------------------------
> >
> >
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>
> Omar,
>
> The vlan tagged interfaces and bridges are created on the fly as 
> needed as users within the relevant projects start instances that are 
> scheduled to the relevant compute nodes.
>
> Nate
>


-- 
-------------------------------------
Omar Lara
CEO
ScaSoftware
t: +52(55) 84.21.84.43
Twitter: @elchito
http://www.scasoftware.net
-------------------------------------

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