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msgid ""
msgstr ""
"Project-Id-Version: 0\n"
"POT-Creation-Date: 2013-02-02T20:11:58\n"
"PO-Revision-Date: 2013-02-02T20:11:58\n"
"Last-Translator: Automatically generated\n"
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"MIME-Version: 1.0\n"
"Content-Type: application/x-publican; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"

#. Tag: title
#, no-c-format
msgid "Configure the network using OpenVswitch"
msgstr ""

#. Tag: para
#, no-c-format
msgid "This is a very important section, please make sure you read this thoroughly."
msgstr ""

#. Tag: para
#, no-c-format
msgid "In order to forward traffic to your instances you will need at least two bridges: <emphasis>public</emphasis> and <emphasis>private</emphasis>."
msgstr ""

#. Tag: para
#, no-c-format
msgid "By default these bridges are called <emphasis>cloudbr0</emphasis> and <emphasis>cloudbr1</emphasis>, but you do have to make sure they are available on each hypervisor."
msgstr ""

#. Tag: para
#, no-c-format
msgid "The most important factor is that you keep the configuration consistent on all your hypervisors."
msgstr ""

#. Tag: title
#, no-c-format
msgid "Preparing"
msgstr ""

#. Tag: para
#, no-c-format
msgid "To make sure that the native bridge module will not interfere with openvswitch the bridge module should be added to the blacklist. See the modprobe documentation for your distribution on where to find the blacklist. Make sure the module is not loaded either by rebooting or executing rmmod bridge before executing next steps."
msgstr ""

#. Tag: para
#, no-c-format
msgid "The network configurations below depend on the ifup-ovs and ifdown-ovs scripts which are part of the openvswitch installation. They should be installed in /etc/sysconfig/network-scripts/"
msgstr ""

#. Tag: title
#, no-c-format
msgid "Network example"
msgstr ""

#. Tag: para
#, no-c-format
msgid "There are many ways to configure your network. In the Basic networking mode you should have two (V)LAN's, one for your private network and one for the public network."
msgstr ""

#. Tag: para
#, no-c-format
msgid "We assume that the hypervisor has one NIC (eth0) with three tagged VLAN's:"
msgstr ""

#. Tag: para
#, no-c-format
msgid "VLAN 100 for management of the hypervisor"
msgstr ""

#. Tag: para
#, no-c-format
msgid "VLAN 200 for public network of the instances (cloudbr0)"
msgstr ""

#. Tag: para
#, no-c-format
msgid "VLAN 300 for private network of the instances (cloudbr1)"
msgstr ""

#. Tag: para
#, no-c-format
msgid "On VLAN 100 we give the Hypervisor the IP-Address 192.168.42.11/24 with the gateway 192.168.42.1"
msgstr ""

#. Tag: para
#, no-c-format
msgid "The Hypervisor and Management server don't have to be in the same subnet!"
msgstr ""

#. Tag: title
#, no-c-format
msgid "Configuring the network bridges"
msgstr ""

#. Tag: para
#, no-c-format
msgid "It depends on the distribution you are using how to configure these, below you'll find examples for RHEL/CentOS."
msgstr ""

#. Tag: para
#, no-c-format
msgid "The goal is to have three bridges called 'mgmt0', 'cloudbr0' and 'cloudbr1' after this section. This should be used as a guideline only. The exact configuration will depend on your network layout."
msgstr ""

#. Tag: title
#, no-c-format
msgid "Configure OpenVswitch"
msgstr ""

#. Tag: para
#, no-c-format
msgid "The network interfaces using OpenVswitch are created using the ovs-vsctl command. This command will configure the interfaces and persist them to the OpenVswitch database."
msgstr ""

#. Tag: para
#, no-c-format
msgid "First we create a main bridge connected to the eth0 interface. Next we create three fake bridges, each connected to a specific vlan tag."
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "# ovs-vsctl add-br cloudbr\n"
"# ovs-vsctl add-port cloudbr eth0 \n"
"# ovs-vsctl set port cloudbr trunks=100,200,300\n"
"# ovs-vsctl add-br mgmt0 cloudbr 100\n"
"# ovs-vsctl add-br cloudbr0 cloudbr 200\n"
"# ovs-vsctl add-br cloudbr1 cloudbr 300"
msgstr ""

#. Tag: title
#, no-c-format
msgid "Configure in RHEL or CentOS"
msgstr ""

#. Tag: para
#, no-c-format
msgid "The required packages were installed when openvswitch and libvirt were installed, we can proceed to configuring the network."
msgstr ""

#. Tag: para
#, no-c-format
msgid "First we configure eth0"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "vi /etc/sysconfig/network-scripts/ifcfg-eth0"
msgstr ""

#. Tag: para
#, no-c-format
msgid "Make sure it looks similair to:"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "DEVICE=eth0\n"
"HWADDR=00:04:xx:xx:xx:xx\n"
"ONBOOT=yes\n"
"HOTPLUG=no\n"
"BOOTPROTO=none\n"
"TYPE=Ethernet"
msgstr ""

#. Tag: para
#, no-c-format
msgid "We have to configure the base bridge with the trunk."
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "vi /etc/sysconfig/network-scripts/ifcfg-cloudbr"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "DEVICE=cloudbr\n"
"ONBOOT=yes\n"
"HOTPLUG=no\n"
"BOOTPROTO=none\n"
"DEVICETYPE=ovs\n"
"TYPE=OVSBridge"
msgstr ""

#. Tag: para
#, no-c-format
msgid "We now have to configure the three VLAN bridges:"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "vi /etc/sysconfig/network-scripts/ifcfg-mgmt0"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "DEVICE=mgmt0\n"
"ONBOOT=yes\n"
"HOTPLUG=no\n"
"BOOTPROTO=static\n"
"DEVICETYPE=ovs\n"
"TYPE=OVSBridge\n"
"IPADDR=192.168.42.11\n"
"GATEWAY=192.168.42.1\n"
"NETMASK=255.255.255.0"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "vi /etc/sysconfig/network-scripts/ifcfg-cloudbr0"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "DEVICE=cloudbr0\n"
"ONBOOT=yes\n"
"HOTPLUG=no\n"
"BOOTPROTO=none\n"
"DEVICETYPE=ovs\n"
"TYPE=OVSBridge"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "vi /etc/sysconfig/network-scripts/ifcfg-cloudbr1"
msgstr ""

#. Tag: programlisting
#, no-c-format
msgid "DEVICE=cloudbr1\n"
"ONBOOT=yes\n"
"HOTPLUG=no\n"
"BOOTPROTO=none\n"
"TYPE=OVSBridge\n"
"DEVICETYPE=ovs"
msgstr ""

#. Tag: para
#, no-c-format
msgid "With this configuration you should be able to restart the network, although a reboot is recommended to see if everything works properly."
msgstr ""

#. Tag: para
#, no-c-format
msgid "Make sure you have an alternative way like IPMI or ILO to reach the machine in case you made a configuration error and the network stops functioning!"
msgstr ""