The Periphery_Accessories.zip file you have requested: Maps Levels Missions / Multiplayer / 4 Player / O to P Titles / Periphery Accessories - 533.89kb is not available. Perhaps try browsing all files for the game C&C3: Tiberium Wars and upload any files you want to share or are missing. This is the only information we could locate:
A 4-Player Command and Conquer 3 map from Janeoply. The center area is sealed off by mountains with 4 ways in. There is more tiberium in the center to fuel your efforts.