258 lines
16 KiB
XML
258 lines
16 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<section xmlns="http://docbook.org/ns/docbook"
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xmlns:xi="http://www.w3.org/2001/XInclude"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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version="5.0"
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xml:id="neutron_client_sample_commands">
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<title>Create and manage networks</title>
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<para>Before you run commands, set the following environment
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variables:</para>
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<programlisting language="bash">export OS_USERNAME=admin
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export OS_PASSWORD=password
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export OS_TENANT_NAME=admin
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export OS_AUTH_URL=http://localhost:5000/v2.0</programlisting>
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<section xml:id="cli_networks">
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<title>Create networks</title>
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<procedure>
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<step>
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<para>List the extensions of the system:</para>
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<screen><prompt>$</prompt> <userinput>neutron ext-list -c alias -c name</userinput></screen>
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<screen><computeroutput>+-----------------+--------------------------+
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| alias | name |
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+-----------------+--------------------------+
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| agent_scheduler | Agent Schedulers |
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| binding | Port Binding |
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| quotas | Quota management support |
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| agent | agent |
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| provider | Provider Network |
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| router | Neutron L3 Router |
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| lbaas | LoadBalancing service |
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| extraroute | Neutron Extra Route |
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+-----------------+--------------------------+</computeroutput></screen>
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</step>
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<step>
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<para>Create a network:</para>
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<screen><prompt>$</prompt> <userinput>neutron net-create net1</userinput></screen>
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<screen><computeroutput>Created a new network:
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+---------------------------+--------------------------------------+
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| Field | Value |
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+---------------------------+--------------------------------------+
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| admin_state_up | True |
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| id | 2d627131-c841-4e3a-ace6-f2dd75773b6d |
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| name | net1 |
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| provider:network_type | vlan |
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| provider:physical_network | physnet1 |
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| provider:segmentation_id | 1001 |
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| router:external | False |
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| shared | False |
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| status | ACTIVE |
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| subnets | |
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| tenant_id | 3671f46ec35e4bbca6ef92ab7975e463 |
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+---------------------------+--------------------------------------+</computeroutput></screen>
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<note>
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<para>Some fields of the created network are
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invisible to non-admin users.</para>
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</note>
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</step>
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<step>
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<para>Create a network with specified provider network
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type:</para>
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<screen><prompt>$</prompt> <userinput>neutron net-create net2 --provider:network-type local</userinput></screen>
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<screen><computeroutput>Created a new network:
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+---------------------------+--------------------------------------+
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| Field | Value |
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+---------------------------+--------------------------------------+
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| admin_state_up | True |
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| id | 524e26ea-fad4-4bb0-b504-1ad0dc770e7a |
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| name | net2 |
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| provider:network_type | local |
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| provider:physical_network | |
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| provider:segmentation_id | |
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| router:external | False |
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| shared | False |
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| status | ACTIVE |
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| subnets | |
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| tenant_id | 3671f46ec35e4bbca6ef92ab7975e463 |
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+---------------------------+--------------------------------------+</computeroutput></screen>
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<para>Just as shown previously, the unknown option
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<literal>--provider:network-type</literal> is
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used to create a <literal>local</literal> provider
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network.</para>
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</step>
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</procedure>
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</section>
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<section xml:id="cli_subnets">
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<title>Create subnets</title>
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<procedure>
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<step>
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<para>Create a subnet:</para>
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<screen><prompt>$</prompt> <userinput>neutron subnet-create net1 192.168.2.0/24 --name subnet1</userinput></screen>
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<screen><computeroutput>Created a new subnet:
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+------------------+--------------------------------------------------+
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| Field | Value |
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+------------------+--------------------------------------------------+
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| allocation_pools | {"start": "192.168.2.2", "end": "192.168.2.254"} |
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| cidr | 192.168.2.0/24 |
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| dns_nameservers | |
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| enable_dhcp | True |
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| gateway_ip | 192.168.2.1 |
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| host_routes | |
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| id | 15a09f6c-87a5-4d14-b2cf-03d97cd4b456 |
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| ip_version | 4 |
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| name | subnet1 |
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| network_id | 2d627131-c841-4e3a-ace6-f2dd75773b6d |
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| tenant_id | 3671f46ec35e4bbca6ef92ab7975e463 |
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+------------------+--------------------------------------------------+</computeroutput></screen>
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<para>The <command>subnet-create</command> command
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has the following positional and optional
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parameters:</para>
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<itemizedlist>
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<listitem>
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<para>The name or ID of the network to which
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the subnet belongs.</para>
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<para>In this example, <literal>net1</literal>
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is a positional argument that specifies
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the network name.</para>
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</listitem>
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<listitem>
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<para>The CIDR of the subnet.</para>
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<para>In this example,
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<literal>192.168.2.0/24</literal> is a
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positional argument that specifies the
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CIDR.</para>
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</listitem>
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<listitem>
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<para>The subnet name, which is
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optional.</para>
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<para>In this example, <literal>--name
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subnet1</literal> specifies the name
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of the subnet.</para>
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</listitem>
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</itemizedlist>
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</step>
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</procedure>
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</section>
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<section xml:id="cli_routers">
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<title>Create routers</title>
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<procedure>
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<step>
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<para>Create a router:</para>
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<screen><prompt>$</prompt> <userinput>neutron router-create <replaceable>router1</replaceable></userinput></screen>
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<screen><computeroutput>Created a new router:
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+-----------------------+--------------------------------------+
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| Field | Value |
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+-----------------------+--------------------------------------+
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| admin_state_up | True |
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| external_gateway_info | |
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| id | 6e1f11ed-014b-4c16-8664-f4f615a3137a |
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| name | router1 |
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| status | ACTIVE |
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| tenant_id | 7b5970fbe7724bf9b74c245e66b92abf |
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+-----------------------+--------------------------------------+</computeroutput></screen>
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<para>Take note of the unique router identifier returned, this
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will be required in subsequent steps.</para>
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</step>
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<step>
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<para>Link the router to the external provider network:</para>
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<screen><prompt>$</prompt> <userinput>neutron router-gateway-set <replaceable>ROUTER</replaceable> <replaceable>NETWORK</replaceable></userinput></screen>
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<para>Replace <replaceable>ROUTER</replaceable> with the unique
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identifier of the router, replace <replaceable>NETWORK</replaceable>
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with the unique identifier of the external provider network.</para>
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</step>
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<step>
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<para>Link the router to the subnet:</para>
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<screen><prompt>$</prompt> <userinput>neutron router-interface-add <replaceable>ROUTER</replaceable> <replaceable>SUBNET</replaceable></userinput></screen>
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<para>Replace <replaceable>ROUTER</replaceable> with the unique
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identifier of the router, replace <replaceable>SUBNET</replaceable>
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with the unique identifier of the subnet.</para>
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</step>
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</procedure>
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</section>
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<section xml:id="cli_ports">
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<title>Create ports</title>
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<procedure>
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<step>
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<para>Create a port with specified IP address:</para>
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<screen><prompt>$</prompt> <userinput>neutron port-create net1 --fixed-ip ip_address=192.168.2.40</userinput></screen>
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<screen><computeroutput>Created a new port:
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+----------------------+-------------------------------------------------------------------------------------+
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| Field | Value |
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+----------------------+-------------------------------------------------------------------------------------+
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| admin_state_up | True |
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| binding:capabilities | {"port_filter": false} |
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| binding:vif_type | ovs |
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| device_id | |
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| device_owner | |
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| fixed_ips | {"subnet_id": "15a09f6c-87a5-4d14-b2cf-03d97cd4b456", "ip_address": "192.168.2.40"} |
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| id | f7a08fe4-e79e-4b67-bbb8-a5002455a493 |
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| mac_address | fa:16:3e:97:e0:fc |
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| name | |
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| network_id | 2d627131-c841-4e3a-ace6-f2dd75773b6d |
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| status | DOWN |
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| tenant_id | 3671f46ec35e4bbca6ef92ab7975e463 |
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+----------------------+-------------------------------------------------------------------------------------+</computeroutput></screen>
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<para>In the previous command, <literal>net1</literal>
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is the network name, which is a positional
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argument. <literal>--fixed-ip
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ip_address=192.168.2.40</literal> is an
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option, which specifies the port's fixed IP
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address we wanted.</para>
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<note>
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<para>When creating a port, you can specify any unallocated
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IP in the subnet even if the address is not in a
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pre-defined pool of allocated IP addresses (set by your
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cloud provider).</para>
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</note>
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</step>
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<step>
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<para>Create a port without specified IP
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address:</para>
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<screen><prompt>$</prompt> <userinput>neutron port-create net1</userinput></screen>
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<screen><computeroutput>Created a new port:
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+----------------------+------------------------------------------------------------------------------------+
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| Field| Value |
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+----------------------+------------------------------------------------------------------------------------+
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| admin_state_up | True |
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| binding:capabilities | {"port_filter": false} |
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| binding:vif_type | ovs |
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| device_id | |
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| device_owner | |
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| fixed_ips | {"subnet_id": "15a09f6c-87a5-4d14-b2cf-03d97cd4b456", "ip_address": "192.168.2.2"} |
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| id | baf13412-2641-4183-9533-de8f5b91444c |
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| mac_address | fa:16:3e:f6:ec:c7 |
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| name | |
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| network_id | 2d627131-c841-4e3a-ace6-f2dd75773b6d |
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| status | DOWN |
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| tenant_id | 3671f46ec35e4bbca6ef92ab7975e463 |
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+----------------------+------------------------------------------------------------------------------------+</computeroutput></screen>
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<note>
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<para>Note that the system allocates one IP address if you
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do not specify an IP address in the <command>neutron
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port-create</command> command.</para></note>
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</step>
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<step>
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<para>Query ports with specified fixed IP
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addresses:</para>
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<screen><prompt>$</prompt> <userinput>neutron port-list --fixed-ips ip_address=192.168.2.2 ip_address=192.168.2.40</userinput></screen>
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<screen><computeroutput>+--------------------------------------+------+-------------------+-------------------------------------------------------------------------------------+
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| id | name | mac_address | fixed_ips |
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+--------------------------------------+------+-------------------+-------------------------------------------------------------------------------------+
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| baf13412-2641-4183-9533-de8f5b91444c | | fa:16:3e:f6:ec:c7 | {"subnet_id": "15a09f6c-87a5-4d14-b2cf-03d97cd4b456", "ip_address": "192.168.2.2"} |
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| f7a08fe4-e79e-4b67-bbb8-a5002455a493 | | fa:16:3e:97:e0:fc | {"subnet_id": "15a09f6c-87a5-4d14-b2cf-03d97cd4b456", "ip_address": "192.168.2.40"} |
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+--------------------------------------+------+-------------------+-------------------------------------------------------------------------------------+ </computeroutput></screen>
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<para><literal>--fixed-ips ip_address=192.168.2.2
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ip_address=192.168.2.40</literal> is one
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unknown option.</para>
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<para><emphasis role="bold">How to find unknown
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options?</emphasis> The unknown options can be
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easily found by watching the output of
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<literal>create_xxx</literal> or
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<literal>show_xxx</literal> command. For
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example, in the port creation command, we see the
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fixed_ips fields, which can be used as an unknown
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option.</para>
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</step>
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</procedure>
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</section>
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</section>
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