Open Stack

br-int
用途：桥接计算节点上的虚拟机到网络节点

br-ex
用途：桥接虚拟机网络和外部网络，使虚拟机可以访问外部网络，并且可以为虚拟机分配floating ip , 使外部网络也能通过floating ip
访问到虚拟机


2013/12/7 LIU Yulong <yeuleon at qq.com>

> Hi stackers,
> I installed Neutron SDN to manage network with VLAN model.
> But I still not successful.
> I can not ping the VM-instance,rounters,subnets,Virtual-nets.
>
> Could someone help me to configure the neutron please?
>
> I have 3 ubuntu12.04.3 AMD64 server , each server has 3 NIC,
> MGMT_INTERFACE NIC
> DATA_INTERFACE NIC
> EXTERNAL_INTERFACE NIC.
>
> In controller node I install
> (Keystone
> Glance
> Cinder
> Dashboard
> Nova-*(with compute)
> Neutron-server
> Neutron-openvswitch-plugin).
> The controller Network settings is
> MGMT_INTERFACE NIC 192.168.1.160
> DATA_INTERFACE NIC 172.16.1.10
> EXTERNAL_INTERFACE NIC 10.0.1.3
>
> In additonal compute node I install
> (Nova-compute
> Neutron-openvswitch-plugin).
> The additonal compute settings is
> MGMT_INTERFACE NIC 192.168.1.160
> DATA_INTERFACE NIC 172.16.1.11
> EXTERNAL_INTERFACE NIC 10.0.1.2
>
> In network node I install
> (Neutron-L3-anent Neutron-DHCP-agent).
> The network node Network settings is
> MGMT_INTERFACE NIC 192.168.1.162
> DATA_INTERFACE NIC 172.16.1.12
> EXTERNAL_INTERFACE NIC 10.0.1.1
>
> How to setting network node?
> How to setting controller node?
> How to setting additonal compute node?
> There are so many net bridges,such as br-ex,br-int,br-eth2 etc.
> I confuse with these bridges.
> Best regards，
> Yeuleon
>
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