NOTICE I am continually working to improve the approach for virtual machines. Check the most recent post to have an idea on how things are changing. Also, please, leave a comment when you find something that need to be improved. Introduction ULTRIX-11 was the version of ULTRIX for DEC PDP-11 based computers. The PDP-11 line has few models with different CPUs, internal communication bus, etc. These instructions were made for a PDP-11/83 guest. Host Windows Vendor: Generic CPU: 1 x Intel(R) Core(TM) i7-10700K CPU @ 3.80GHz 3.79 GHz RAM: 128GB OS: Windows 10 64-bits Linux Vendor: Apple Inc. MacPro6,1/Mac-F60DEB81FF30ACF6, BIOS 430.140.2.0.0 04/18/2022 CPU: Intel(R) Xeon(R) CPU E5-1650 v2 @ 3.50GHz RAM: 64GB OS: Linux Fedora 37 Workstation Guest DEC PDP-11/83 CPU:11/83, NOCIS, autoconfigu...