[MWAN] Magic WAN Connecter heartbeat (#17219)

* added info about heartbeat

* refined text

Author: marciocloudflare

src/content/docs/magic-wan/configuration/common-settings/check-tunnel-health-dashboard.mdx

@@ -7,3 +7,9 @@ title: Check tunnel health in the dashboard
 import { Render } from "~/components"
 
 <Render file="tunnel-healthchecks-dash" params={{ one: "The dashboard shows the view of tunnel health as measured from each Cloudflare location where your traffic is likely to land.", two: "**Magic WAN** > **Tunnel health check**" }} />
+
+## Magic WAN Connector
+
+Magic WAN Connector also includes a heartbeat function, an additional way of communicating its health status which does not depend on successfully setting up any tunnels. The heartbeat function communicates periodically with Cloudflare via HTTPS and lets Cloudflare know that the Connector in question is connected to the Internet and reachable.
+
+Refer to [Heartbeat](/magic-wan/configuration/connector/maintenance/heartbeat/) to learn more.

src/content/docs/magic-wan/configuration/connector/maintenance/heartbeat.mdx

@@ -18,4 +18,4 @@ There are three symbols for the heartbeat signal that allow you to quickly check
 
 1. Log in to the [Cloudflare dashboard](https://dash.cloudflare.com/) and select your account.
 2. Go to **Magic WAN** > **Configuration** > **Connectors**.
-3. Find your Connector. Move your mouse over the icons right after the **Status** column to check the timestamp with the last time Connector successfully contacted Cloudflare.
+3. Find your Connector, and place your cursor over the icon on the **Status** column to check the timestamp. The timestamp shows you the last time Connector successfully contacted Cloudflare.