Abstract: At least one instructor workstation and a plurality of student workstations are coupled to a communication network. A Microsoft server includes an SMTP mail server, a streaming media server, and a file transfer protocol (FTP) server. An ECS includes a chat server, a calls server, and an assessment server. The ECS is coupled. to the Microsoft server by a JAVA virtual machine. According to the presently preferred embodiment, the Microsoft server is also provided with a “SnapStream PVS Personal Video Station software plus Streaming Video Server”, a central database, a proxy web server, an XML based Simple Object Access Protocol (SOAP) server and a filter. The Enterprise Communication Server is responsible routing commands and messages between clients. The FTP server is used as temporary storage and file transfer protocol for uploading/downloading files between clients. The SMTP server is used to retrieve e-mail messages between clients.