What is an HP e3000?
 
The Hewlett-Packard HP e3000 is a highly reliable, easy to use, mainframe and/or super-minicomputer. It can support from a few up to thousands of users. The operating system is MPE/iX (MultiProgram Executive, posIX compliant). For more information, try the following:

Note: the computer is properly called an "HP e3000", but with the advent of web search tools (which generally don't care for a space in the middle of a name), you will frequently see it referred to as an "HP3000".

 
     
  www.resource3000.com   Resource 3000 - Technical Paper