FTP server, not BBS. You had to be on the Internet to access it. https://en.wikipedia.org/wiki/Simtel https://en.wikipedia.org/wiki/Simtel It was called SIMTE

FTP server, not BBS. You had to be on the Internet to access it. https://en.wikipedia.org/wiki/Simtel https://en.wikipedia.org/wiki/Simtel It was called SIMTEL20 for a while because it was hosted on a PDP-10 mainframe running the TOPS-20 operating system, but apparently it was hosted on a PDP-10 running ITS first: > The archive was hosted initially on the MIT-MC PDP-10 running the Incompatible Timesharing System,[1] then TOPS-20, then FreeBSD servers