Issue link: https://read.uberflip.com/i/1322191
© 2020, Amazon Web Services, Inc. or its Affiliates. Availability Zone A Availability Zone B private subnet HANA HANA PAS AAS ASCS secondary ASCS primary HANA Studio Web Dispatcher (primary) Web Dispatcher (secondary) Solution Manager SAP Router private subnet Bastion Host Customer DC Direct Connect AD / DS SAP web browser public subnet public subnet SAP Reference Architecture – Web Traffic Flow Application Load Balancer • SAP client points to ALB • AWS ALB does health check on Web Dispatcher • Direct traffic to Web Dispatcher active instance Replication