References > Creo™ Schematics Installation and Administration Guide > License Configuration > Configuring Licenses for Creo Schematics > Verifying System Requirements
  
Verifying System Requirements
Installation requirements for the Creo applications in this guide follow:
For Windows XP, Windows XP x64, and Windows 7, you must have administrative privileges to install PTC License Server.
You must have TCP/IP (Transmission Control Protocol/Internet Protocol) installed and configured correctly on your Windows system before installing the software.
For Windows Server 2008 R2, FlexNet Publisher 10.8.10, or later, is supported. It is available for installation only as a downloadable utility.
To use the lmadmin−based license server manager on Windows platforms, you must install the Microsoft Visual C++ 2005 SP1 Redistributable Package(x86). You can choose to install this package during the license server installation process.