Historically, BSD has been considered a branch of Unix, "'Berkeley Unix "', because it shared the initial codebase and design with the original AT & T Unix operating system.
12.
Though often known simply as Berkeley Unix, their version was officially called the Berkeley Software Distribution _ BSD . The university, which held the copyright, sold it for a nominal fee.
13.
The "'Amiga Fast File System "'( abbreviated AFFS, or more commonly historically as FFS, not to be confused with the identically named Berkeley Unix FFS ) is a file system used on the Amiga personal computer.
14.
A goal of the OpenBSD Project is to " maintain the spirit of the original Berkeley Unix copyrights ", which permitted a " relatively un-encumbered Unix source distribution . " To this end, the MIT and BSD licenses are also accepted.
15.
As a result of a November 1987 NSF award to the Merit Network, a networking consortium by public universities in Michigan, the original 56 kbit / s network was expanded to include 13 nodes interconnected at 1.5 AOS, IBM's version of Berkeley UNIX.
16.
Unix was created in 1969 by Kenneth Thompson and Dennis Ritchie at AT & T's Bell Laboratories; the first popular variant, Berkeley Unix, came along 10 years later, and it was followed by sundry variations : Sun's Solaris, Hewlett-Packard's HP-UX, IBM's AIX, Silicon Graphics'Irix.
17.
Unix was created in 1969 by Kenneth Thompson and Dennis Ritchie at AT & AMP; T's Bell Laboratories; the first popular variant, Berkeley Unix, came along 10 years later, and it was followed by sundry variations : Sun's Solaris, Hewlett-Packard's HP-UX, IBM's AIX, Silicon Graphics'Irix.
18.
After AT & T forbade teaching from John Lions'book, I decided to write a UNIX-like system for my students to play with . [ . . . ] I was not trying to replace GNU / HURD or Berkeley UNIX . Heaven knows, I have said this enough times.
19.
According to a " Bolt, Beranek and Newman ( BBN ) to add TCP / IP to Berkeley UNIX . Joy had been instructed to plug BBN's stack into Berkeley Unix, but he refused to do so, as he had a low opinion of BBN's TCP / IP . So, Joy wrote his own high-performance TCP / IP stack.
20.
According to a " Bolt, Beranek and Newman ( BBN ) to add TCP / IP to Berkeley UNIX . Joy had been instructed to plug BBN's stack into Berkeley Unix, but he refused to do so, as he had a low opinion of BBN's TCP / IP . So, Joy wrote his own high-performance TCP / IP stack.
