DMERT shell Duplex Multi-Environment Real-Time (DMERT) is a hybrid time-sharing/real-time operating system developed in the 1970s at Bell Labs Indian Hill location in Naperville, Illinois uses a 1978 snapshot of Bourne Shell "VERSION sys137 DATE 1978 Oct 12 22:39:57". The DMERT shell runs on 3B21D computers still in use in the telecommunications industry.
dmert shell duplex multi-environment real-time (dmert) is a hybrid time-sharing/real-time operating system developed in the 1970s at bell labs indian hill location in naperville illinois uses a 1978 snapshot of bourne shell "version sys137 date 1978 oct 12 223957" the dmert shell runs on 3b21d computers still in use in the telecommunications industry