https://msdn.microsoft.com/en-us/library/ms175191.aspx * Summary 1. Prepare - Main Server: Another IP Address on Physical - Mirror Server: Another IP Address on Physical - Witness Server: Another IP Address on Physical 2. Configure 1) 포트 설정 - Main Server: example set port, 5022 - Mirror Server: example set port, 5023 - Witness Server: example set port, 5024 2) Startup - Main Server: 2nd Startup ..