backup. Login Server. Mirrored Billing Database Servers. Mirrored . Faults . &. Maintenance File Server. Payroll File. Server. Tape Backup. BILLING DIVISION. PDA. Tape Backup. INTERNETS. Tape Backup. PAYROLL. DIVISION. FAULTS . &. MAINTENANCE. DIVISION. Payroll Remote Modem. Windows 2000. PC x 20. Windows 2000. PC x 6. Windows 2000. PC x 20. Hub. Hub. Workgroup. Switch. Workgroup. Switch. Workgroup. Switch. Laser. Printer. Laser. Printer. Laser. Printer. Firewall. (Hardware). Tape Backup. Projects Server. Graphics. Plotter. Laser. Printer. Windows 2000. PC x 5. Both connect through a certain PC in division area. PROJECTS. DIVISION. Workgroup. Switch. Mirror. Mirror.