Managers can connect from the client computer to the remote computer switch through the internal LAN, and manage the server by using the keyboard, mouse and display screen of the client computer.

AWS is Amazon Web Services, which is Amazon's IaaS and PaaS platform services. AWS provides users with a set of cloud computing services, including flexible computing, storage, databases and applications, which can help enterprises reduce IT investment costs and maintenance costs.

AWS provides a complete set of infrastructure and application services, enabling almost all applications to run in the cloud: from enterprise applications and big data projects to social games and mobile applications.

EC2(Elastic Compute Cloud) is an elastic cloud computing service, which can provide users with flexible computing power. Usually, users can create and manage multiple virtual machines and deploy their own business on them. Computing power (CPU, memory, etc. ) can be adjusted at any time according to business needs.

Flexible IP address? –Elastic IP address is a static IP address designed for dynamic cloud computing. Flexible IP addresses are related to your account, not to your specific instance. Unlike traditional static IP addresses, flexible IP addresses can match your IP address with any instance of your account again, so that you can ignore errors in the instance or available area. Connection is essentially the matching of each elastic IP and private IP through NAT 1: 1.