updates

Author: Michael Bender

articles/load-balancer/load-balancer-overview.md

@@ -26,7 +26,7 @@ A **[public load balancer](./components.md#frontend-ip-configurations)** can pro
 
 An **[internal (or private) load balancer](./components.md#frontend-ip-configurations)** is used where private IPs are needed at the frontend only. Internal load balancers are used to load balance traffic inside a virtual network. A load balancer frontend can be accessed from an on-premises network in a hybrid scenario.
 
-:::image type="content" source="media/load-balancer-overview/load-balancer.png" alt-text="Figure depicts both public and internal load balancers directing traffic to port 80 on multiple servers on a Web tier and port 443 on multiple servers on a business tier.":::
+:::image type="content" source="media/load-balancer-overview/load-balancer.png" alt-text="Diagram depicts public and internal load balancers directing traffic to web and business tiers.":::
 
 *Figure: Balancing multi-tier applications by using both public and internal Load Balancer*