AT&T 3B2 System V Release 2.0.5 Core OS and Utilities

Core operating system diskettes used to build a full System V Release 2.0.5 release on hard disk.

Diskette images are straight sector-by-sector copies of original floppy disks. If you wish to write them to physical diskettes again, you can use the dd utility in UNIX or Linux, or the ImageDisk utility in DOS.

Physically, diskettes are double-sided, 80 track, 96 tpi DS/DD media using 250kbps MFM enoding, 9 sectors per track, with 3:1 interleave.

File Type Size
Directory and File Management Utilities 2.0.5 Disk Image 720.0 KB
Main UNIX 2.0.5 environment, Disk 1 Disk Image 720.0 KB
Main UNIX 2.0.5 environment, Disk 2 Disk Image 720.0 KB
Main UNIX 2.0.5 environment, Disk 3 Disk Image 720.0 KB
Main UNIX 2.0.5 environment, Disk 4 Disk Image 720.0 KB
Main UNIX 2.0.5 environment, Disk 5 Disk Image 720.0 KB
System Administration Utilities 2.0.5 Disk Image 720.0 KB
Terminal Information Utilities 2.0.5, Disk 1 Disk Image 720.0 KB
Terminal Information Utilities 2.0.5, Disk 2 Disk Image 720.0 KB
User Environment Utilities 2.0.5 Disk Image 720.0 KB