Merge pull request #42239 from Wiharris/BZ2049266-A

BZ2049266 Added note on configuring MTU during installation

Author: ahardin-rh

installing/installing_aws/installing-aws-government-region.adoc

@@ -41,6 +41,7 @@ include::modules/installation-obtaining-installer.adoc[leveloffset=+1]
 
 include::modules/installation-initializing-manual.adoc[leveloffset=+1]
 include::modules/installation-configuration-parameters.adoc[leveloffset=+2]
+
 include::modules/installation-minimum-resource-requirements.adoc[leveloffset=+2]
 include::modules/installation-supported-aws-machine-types.adoc[leveloffset=+2]
 include::modules/installation-aws-config-yaml.adoc[leveloffset=+2]

modules/installation-aws-about-government-region.adoc

@@ -42,6 +42,14 @@ ifdef::aws-secret[]
 The following AWS Top Secret Region partition is supported:
 
 * `us-iso-east-1`
+
+[NOTE]
+====
+The maximum supported MTU in an AWS Top Secret Region is not the same as
+AWS commercial. For more information about configuring MTU during installation,
+see the _Cluster Network Operator configuration object_ section in _Installing
+a cluster on AWS with network customizations_
+====
 endif::aws-secret[]
 
 ifeval::["{context}" == "installing-aws-government-region"]

modules/installation-configuration-parameters.adoc

@@ -223,6 +223,7 @@ endif::bare,ibm-power,ibm-z,ash[]
 After installation, you cannot modify these parameters in the `install-config.yaml` file.
 ====
 
+
 [id="installation-configuration-parameters-required_{context}"]
 == Required configuration parameters