Due to the efforts of Volker Bandke, MVS 3.8j was made available to to run on the Hercules mainframe emaulator created through the …How to run your first program on a mainframe using open source software. So, cleaning up that misconception will not solve your problem.Getting MVS 3.8j Turnkey TK4-In the early 1960s and 1970s for various reasons IBM did not copyright their MVS Operating System and Languages. However, the CTCI devices don't hurt when they are present. So, you can safely remove the CTCI devices. Course content.MVS 3.8j as it comes with TK4- doesn't have it's own IP stack and consequently cannot make use of devices that provide IP connectivity. Who this course is for: Mainframe Enthusiasts If you want to boot up your own Raspberry Pi for the first time, then this course will help you Show more Show less. Warning and disclaimer: Membership in and content posted in this group is strictly monitored.MVS turnkey system runs on the Hercules Emulator which has the OS/VS2 installed on it. Current discussion group for users of the Turnkey MVS System, including the latest incarnation of the Hercules Turnkey System, TK4-, utilizing the Hercules mainframe emulator.