Add Dash steps for internal zone creation

Author: RebeccaTamachiro

src/content/docs/dns/internal-dns/internal-zones/setup.mdx

@@ -5,7 +5,7 @@ sidebar:
   order: 2
 ---
 
-import { Example, Render } from "~/components";
+import { Example, Render, Tabs, TabItem } from "~/components";
 
 Refer to the following sections to learn how to manage your [internal DNS zones](/dns/internal-dns/internal-zones/).
 
@@ -17,8 +17,25 @@ When setting up internal zones, observe the following conditions:
 
 ## Create an internal zone
 
+<Tabs syncKey="dashPlusAPI"> <TabItem label="Dashboard">
+
+1. Log in to the [Cloudflare dashboard](https://dash.cloudflare.com/login) and select an account.
+2. Go to **Internal DNS** and select **Create an internal zone**.
+3. Give your internal zone a descriptive name, observing the [configuration conditions](#configuration-conditions).
+4. Add DNS records to your internal zone using your preferred option:
+- [Import]((/dns/manage-dns-records/how-to/import-and-export/)) a formatted BIND file.
+- Select **Add a record** > **Create** under the selected record type and **Save record** after filling in the required fields. Refer to [DNS record types](/dns/manage-dns-records/reference/dns-record-types/) for details.
+:::note
+Creating multiple internal DNS records in batch is currently only supported via API.
+:::
+
+</TabItem>
+<TabItem label="API">
+
 <Render file="internal-zone-create" />
 
+</TabItem> </Tabs>
+
 ## Other actions
 
 The API endpoints to manage internal zones are the same as for managing public zones. The main difference is that the zone type must be set to `internal`. Refer to the API documentation below for details: