Proxy Endpoint
Proxy Endpoint is used to establish communication tunnel between platform and VPC network, realize platform's management of resources in VPC, install monitoring agent, collect monitoring data, etc.
SSH proxy
SSH proxy is used to establish a tunnel between platform and VPC network, and realize platform's management of resources in VPC.
Proxy Agent
Proxy Agent is the SSH service on the platform, which is used to establish forwarding rules with the virtual machines managed by the Proxy Agent node.