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-rw-r--r--doc/rtd/topics/network-config.rst11
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/rtd/topics/network-config.rst b/doc/rtd/topics/network-config.rst
index 8eb7a31b..494b687a 100644
--- a/doc/rtd/topics/network-config.rst
+++ b/doc/rtd/topics/network-config.rst
@@ -75,6 +75,17 @@ If `Cloud-init`_ 's networking config has not been disabled, and
no other network information is found, then it will proceed
to generate a fallback networking configuration.
+Disabling Network Activation
+----------------------------
+
+Some datasources may not be initialized until after network has been brought
+up. In this case, cloud-init will attempt to bring up the interfaces specified
+by the datasource metadata.
+
+This behavior can be disabled in the cloud-init configuration dictionary,
+merged from ``/etc/cloud/cloud.cfg`` and ``/etc/cloud/cloud.cfg.d/*``::
+
+ disable_network_activation: true
Fallback Network Configuration
==============================