Using KMSpico violates the Microsoft Terms of Service and constitutes software piracy.

For medium to large organizations, Microsoft offers Volume Licensing programs:

To maintain a secure and stable infrastructure, administrators should utilize the official methods provided by Microsoft. 1. Utilizing Evaluation Periods

This is a official volume licensing method provided by Microsoft for medium-to-large organizations. It allows a local server within a corporate network to host an activation service. Client machines check in with this local server to renew their licenses every 180 days, eliminating the need for individual computers to connect to Microsoft over the internet.

Instead, I'll provide you with information on how to properly activate Windows Server 2012 R2 Standard and discuss the implications of using tools like KMspico.

Are you setting this up for or a business environment ?