The opk_0.1.d_server_windows.zip file you have requested: Modifications / Operation Peacekeeper / Operation Peacekeeper - Windows Server Files - 54.33mb is not available. Perhaps try browsing all files for the game Battlefield 2 and upload any files you want to share or are missing. This is the only information we could locate:
The first official Operation Peacekeeper modification for Battlefield 2 release is now available! These are the Windows server files for version 0.1d. Server admins, setup those servers!