diff --git a/doc/install-guide/section_nova-network.xml b/doc/install-guide/section_nova-network.xml index 6c24f4da9b..9c39a1ba4a 100644 --- a/doc/install-guide/section_nova-network.xml +++ b/doc/install-guide/section_nova-network.xml @@ -2,29 +2,40 @@ xmlns:xi="http://www.w3.org/2001/XInclude" xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0" xml:id="nova-network"> - Enable Networking - Configuring Networking can be a bewildering experience. The - following example shows the simplest production-ready configuration - that is available: the legacy networking in OpenStack Compute, with - a flat network, that takes care of DHCP. + Configure networking + Configuring networking in OpenStack can be a bewildering experience. The + following example shows the simplest production-ready + configuration that is available: the legacy networking in + OpenStack Compute, with a flat network, that takes care of + DHCP. This set up uses multi-host functionality. Networking is configured to be highly available by distributing networking functionality across multiple hosts. As a result, no single - network controller acts as a single point of failure. This - process configures each compute node for networking. + network controller acts as a single point of failure. This process + configures each compute node for networking. - If you need the full software-defined networking stack, see - . + Choose one of these options to configure networking in OpenStack: + + + Legacy networking in OpenStack Compute, which is + described here. + + + The full software-defined networking stack. See . + + - Install the appropriate packages for compute - networking (on the compute node only, as above these are not needed on the controller): + Install the following packages for compute networking on + the compute node only. As described above, these packages are + not necessary on the controller node: + # apt-get install nova-network # yum install openstack-nova-network # zypper install openstack-nova-network - Edit the nova.conf file to define the networking mode: @@ -44,7 +55,6 @@ # openstack-config --set /etc/nova/nova.conf DEFAULT network_api_class nova.network.api.API # openstack-config --set /etc/nova/nova.conf DEFAULT security_group_api nova - Edit the /etc/nova/nova.conf file and add these lines to the [DEFAULT] section: @@ -75,7 +85,6 @@ public_interface=eth1 Restart the network service: # service nova-network restart - Start the network service and configure it to start when the system boots: @@ -83,10 +92,10 @@ public_interface=eth1 # chkconfig openstack-nova-network on - Create a network that virtual machines can use. Do this once for the entire installation and not on each compute node. Run the - nova network-create command on the controller: + nova network-create command on the + controller: # source openrc.sh # nova network-create vmnet --fixed-range-v4=10.0.0.0/24 \ --bridge-interface=br100 --multi-host=T