The client was looking for a secure work collaboration infrastructure that would serve as an extension of the on-premises dev/test environment for their geographically dispersed teams. A VPN connectivity was enabled from cloud to on-premises for database sync and internal access. Microsoft TFS, SQL Server, and other dev/test tools were deployed on EC2 AMI for remote and on-premises users. Windows Network Load Balancer was deployed on cloud and on-premises, and security groups were defined to act as firewall that controls the traffic.