: The first part—in this case, "35.part1.rar"—acts as the entry point. When a user begins the extraction process on this specific file, the extraction software automatically scans for and chains the subsequent parts together to reconstruct the full installer. Context: Network Simulator 2 (NS2)
The filename commonly refers to the first segment of a multi-volume Roshal Archive (RAR) file, frequently associated with Network Simulator 2 (NS2) version 2.35 . Because large installers or data sets can exceed the upload limits of hosting platforms, creators split them into smaller, numbered chunks—such as part1, part2, and part3—to facilitate easier downloading. The Role of Multi-Part Archives 35.part1.rar
A multi-part RAR is not a collection of separate archives, but a single large file spanned across multiple volumes. : The first part—in this case, "35