The line_of_fire.rar file you have requested: Maps Levels Missions / Point of Existence / Point of Existence - Line Of Fire - 34.31mb is not available. Perhaps try browsing all files for the game Battlefield Vietnam and upload any files you want to share or are missing. This is the only information we could locate:
This is a map for Battlefield Vietnam's Point of Existence with lots of different toys and infantry combat. This is a map beta, and is not finished yet.