The systems architecture illustrates the infrastructure setup at a service center residing at Ellsworth or a backup location. A proxy server and firewall is used to maintain authorized access to the network. User authentication is managed through active directory and via the management server. System administrators manage all connected servers and services from this console. The application server runs the applications required for operations. It handles all complex transaction-based operations between users and backend applications or databases. The database server maintains provides database services to programs and users based on the client-server model. The mobile information server supports all mobile to mobile telecommunications. The web server is responsible for accepting HTTP requests from clients and serving them the appropriate web pages.
The email server acts as a Mail Transfer Agent (MTA) or system of MTAs to route email and act as a mail server, by storing email and supporting client access using POP, IMAP or other protocols. The file server will act as a high-capacity disk storage system that hosts files so that they may be accessed or retrieved by other computers. It will also allow different programs, running on other computers, to access the files of any workgroup computer across the wireless mesh network.
A core switch connects each floor providing access to wireless access points for seamless access by peripherals and client devices such as workstations, printers, copiers, PDA’s, facsimile, smart phones, etc..
Building/floor level network Characteristics