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openstack-manuals
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[install] Explictly configure DNS resolver 

In Kilo, explicitly configure DNS resolver during tenant
subnet creation so instances can resolve domain names.

Also applies to Juno.

Change-Id: I27f4859009abb8ff2a788ce90bf370da1a7e0999
Closes-Bug: #1439369
backport: juno
This commit is contained in:
Matthew Kassawara 2015-11-11 15:57:39 -07:00
parent 48b69d1a12
commit 4d0960a892
1 changed files with 11 additions and 7 deletions
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18
doc/install-guide/section_neutron-initial-networks.xml
View File

@ -165,21 +165,25 @@
<step>
<para>Create the subnet:</para>
<screen><prompt>$</prompt> <userinput>neutron subnet-create demo-net <replaceable>TENANT_NETWORK_CIDR</replaceable> \
--name demo-subnet --gateway <replaceable>TENANT_NETWORK_GATEWAY</replaceable></userinput></screen>
--name demo-subnet --dns-nameserver <replaceable>DNS_RESOLVER</replaceable> \
--gateway <replaceable>TENANT_NETWORK_GATEWAY</replaceable></userinput></screen>
<para>Replace <replaceable>TENANT_NETWORK_CIDR</replaceable> with the
subnet you want to associate with the tenant network and
<replaceable>TENANT_NETWORK_GATEWAY</replaceable> with the gateway
you want to associate with it, typically the ".1" IP address.</para>
<para>Example using <literal>192.168.1.0/24</literal>:</para>
subnet you want to associate with the tenant network,
<replaceable>DNS_RESOLVER</replaceable> with the IP address of a
DNS resolver, and <replaceable>TENANT_NETWORK_GATEWAY</replaceable>
with the gateway you want to associate with the tenant network,
typically the ".1" IP address.</para>
<para>Example using <literal>192.168.1.0/24</literal> with DNS resolver
8.8.4.4 and gateway 192.168.1.1:</para>
<screen><prompt>$</prompt> <userinput>neutron subnet-create demo-net 192.168.1.0/24 \
--name demo-subnet --gateway 192.168.1.1</userinput>
--name demo-subnet --dns-nameserver 8.8.4.4 --gateway 192.168.1.1</userinput>
<computeroutput>Created a new subnet:
+-------------------+------------------------------------------------------+
| Field | Value |
+-------------------+------------------------------------------------------+
| allocation_pools | {"start": "192.168.1.2", "end": "192.168.1.254"} |
| cidr | 192.168.1.0/24 |
| dns_nameservers | |
| dns_nameservers | 8.8.4.4 |
| enable_dhcp | True |
| gateway_ip | 192.168.1.1 |
| host_routes | |