If it refers to Syslinux 3.0.1 , it contains the essential files for booting operating systems from FAT filesystems, often used for creating bootable USB drives or live CDs.
appears to be a package associated with specific open-source system utilities or drivers, often found in technical repositories or firmware update lists. While "SYSLX" is sometimes used as shorthand in environments involving system-level Linux tools (like Syslinux or Extreme SLX-OS ), version 3.0.1 specifically often points to historical or specialized distributions of system rescue and boot utilities. What is typically in this package? SYSLX Free 3.0.1.zip
Are you trying to use this to or for network switch configuration ? Extreme SLX-OS 20.6.3b Release Notes If it refers to Syslinux 3
Because this file is often distributed via third-party driver sites or forum mirrors: What is typically in this package