MS Hosted Exchange (Exmail): Cost Calculator
Number of users
Base OS license 30000
Exchange Server license 142078
Hardware 120000
Man power to admin 1000000
ISA security 120000
SSL 40000
Antispam/Antivirus 120000
Bandwidth cost/Power 24/7 up 500000
Cals 2243
 
Total 2074321
Cost Per User 414864.2
 
*24/7 uptime cost, Antispam/SSL/ISA security is approximate
*No backup restore and distore recovery system added
*No redundancy in bandwith