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OCPBUGS-57620: Added warning to Configuring host network interfaces about roatate option

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dfitzmau
2025-06-19 12:34:49 +01:00
committed by openshift-cherrypick-robot
parent f161985b9d
commit 7b2bc4240b
1 changed files with 7 additions and 2 deletions
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9
modules/ipi-install-configuring-host-network-interfaces-in-the-install-config.yaml-file.adoc
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@@ -10,6 +10,11 @@ Before installation, you can set the `networkConfig` configuration setting in th
The most common use case for this functionality is to specify a static IP address on the bare-metal network, but you can also configure other networks such as a storage network. This functionality supports other NMState features such as VLAN, VXLAN, bridges, bonds, routes, MTU, and DNS resolver settings.
[WARNING]
====
Do not set the unsupported `rotate` option in the DNS resolver settings for your cluster. The option disrupts the DNS resolution function of the internal API.
====
.Prerequisites
* Configure a `PTR` DNS record with a valid hostname for each node with a static IP address.
@@ -28,7 +33,7 @@ If you use a provisioning network, configure it by using the `dnsmasq` tool in I
====
Errors in the YAML syntax might result in a failure to apply the network configuration. Additionally, maintaining the validated YAML syntax is useful when applying changes by using Kubernetes NMState after deployment or when expanding the cluster.
====
+
.. Create an NMState YAML file:
+
[source,yaml]
@@ -54,7 +59,7 @@ routes:
----
+
<1> Replace `<nic1_name>`, `<ip_address>`, `<dns_ip_address>`, `<next_hop_ip_address>` and `<next_hop_nic1_name>` with appropriate values.
+
.. Test the configuration file by running the following command:
+
[source,terminal]