The System Partition was often flagged as a non-bootable or proprietary partition type to prevent the OS from assigning it a drive letter and corrupting the data. This architecture allowed the utility to store extensive drivers, log files, and a user interface that could not fit into the 64KB–256KB constraints of the system BIOS ROM.
In the context of modern network security, port 2301 is often flagged in security audits and ethical hacking exercises (e.g., nmap scans). compaqdiag