Address review comments

Author: cmilesb

content/operate/rc/databases/rdi/_index.md

@@ -42,7 +42,7 @@ RDI encrypts all network connections with TLS. The pipeline will process data fr
 Before you can create a data pipeline, you must have:
 
 - A [Redis Cloud Pro database]({{< relref "/operate/rc/databases/create-database/create-pro-database-new" >}}) hosted on Amazon Web Services (AWS). This will be the target database.
-- One supported source database, hosted on an AWS EC2 instance:
+- One supported source database, hosted on an AWS EC2 instance, AWS RDS, or AWS Aurora:
 
 {{< embed-md "rdi-supported-source-versions.md" >}}
 
@@ -54,6 +54,7 @@ Please be aware of the following limitations:
 - The target database can use TLS, but can not use mutual TLS.
 - The target database cannot be in the same subscription as another database that has a data pipeline.
 - Source databases must also be hosted on AWS.
+- You must use a [custom encryption key on AWS](https://docs.aws.amazon.com/kms/latest/developerguide/create-keys.html) to create the instance hosting the database.
 - One source database can only be synced to one target database.
 - You must be able to set up AWS PrivateLink to connect your Source database to your target database. RDI only works with AWS PrivateLink and not VPC Peering or other private connectivity options.
 {{< /note >}} 

content/operate/rc/databases/rdi/define.md

@@ -28,7 +28,11 @@ After you have [prepared your source database]({{<relref "/operate/rc/databases/
 1. Enter your database details. This depends on your database type, and includes:
     - **Port**: The database's port
     - **Database**: Your database's name, or the root database *(PostgreSQL, Oracle only)*, or a comma-separated list of one or more databases you want to connect to *(SQL Server only)*
-    - **Database Server ID**: Unique ID for the replication client. Leave as default if you don't use replication *(mySQL and mariaDB only)*
+    - **Database Server ID**: Unique ID for the replication client. *(mySQL and mariaDB only)*
+        Use the following SQL command to get this value:
+        ```sql
+        SHOW VARIABLES LIKE 'server_id';
+        ```
     - **PDB**: Name of the Oracle pluggable database *(Oracle only)*
 1. Enter the ARN of your [database credentials secret]({{< relref "/operate/rc/databases/rdi/setup#share-source-database-credentials" >}}) in the **Source database secrets ARN** field.
 1. Select **Start pipeline setup**.

content/operate/rc/databases/rdi/setup.md

@@ -54,7 +54,7 @@ To ensure that you can connect your Redis Cloud database to the source database
 In the [AWS Management Console](https://console.aws.amazon.com/), use the **Services** menu to locate and select **Compute** > **EC2**. [Create a network load balancer](https://docs.aws.amazon.com/elasticloadbalancing/latest/network/create-network-load-balancer.html#configure-load-balancer) with the following settings:
 
 1. In **Basic configuration**: 
-    - **Scheme**: Select **Internet-facing**.
+    - **Scheme**: Select **Internal**.
     - **Load balancer IP address type**: Select **IPv4**.
 1. In **Network mapping**, select the VPC and availability zone associated with your source database.
 1. In **Security groups**, select the security group associated with your source database.