Clarify that the default value for the max_allowed_packets setting applies to cloud and on-premises projects

src/guides/v2.3/install-gde/prereq/mysql.md

@@ -89,6 +89,9 @@ To install MySQL 5.7 on Ubuntu 16:
 
 1. If you expect to import large numbers of products into Magento, you can increase the value for [`max_allowed_packet`](http://dev.mysql.com/doc/refman/5.6/en/program-variables.html){:target="_blank"} that is larger than the default, 16MB.
 
+   {:.bs-callout-info}}
+   The default value applies to {{site.data.var.ece}} *and* on-premises projects. {{site.data.var.ece}} Pro customers must open a support ticket to increase the `max_allowed_packet` value. {{site.data.var.ece}} Starter customers can increase the value by updating the configuration in the `/etc/mysql/mysql.cnf` file.
+
   {% include install/mysql_max-allowed-packet-ubuntu.md %}
 
 1. [Configure the Magento database instance](#instgde-prereq-mysql-config).

src/guides/v2.4/install-gde/prereq/mysql.md

@@ -38,6 +38,9 @@ Magento 2.4 requires a clean installation of MySQL 8.0. Follow the links below f
 
 If you expect to import large numbers of products into Magento, you can increase the value for [`max_allowed_packet`](http://dev.mysql.com/doc/refman/5.6/en/program-variables.html){:target="_blank"} that is larger than the default, 16MB.
 
+{:.bs-callout-info}}
+The default value applies to {{site.data.var.ece}} *and* on-premises projects. {{site.data.var.ece}} Pro customers must open a support ticket to increase the `max_allowed_packet` value. {{site.data.var.ece}} Starter customers can increase the value by updating the configuration in the `/etc/mysql/mysql.cnf` file.
+
   {% include install/mysql_max-allowed-packet-ubuntu.md %}
 
 Then, [Configure the Magento database instance](#instgde-prereq-mysql-config).