Data communication and networking

Several basic groups of wireless media exist: terrestrial microwave transmissions, satellite transmissions, cellular telephone systems, infrared transmissions, WiMAX, Bluetooth, Wi-Fi, free space optics, ultra-wideband, and ZigBee Each of the wireless technologies is designed for specific applications

Please answer the connection possibilities for the Worker's Credit Union and it uses Wide Area Network. This should include internal and external networks.

Please mention the cost, speed, expandability and distance, right-of-way, environment, and security to answer for the following example.

Worker’s Credit Union network

Main office

Branches

Connections to other banks

Credit/Debit cards Mainframe – payroll, mortgages/loans, savings plans

Automatic teller machines

Branch managers

Human tellers

Security cameras