Nortel Networks VT100 - Manual (Page 95)

Glossary-3
Meridian IVR VT100 Gateway Development Guide Product release 2.0/I
Transaction
The function performed by a set of action and screen template files when
executed by the TRS.
TRS
Terminal Resource Server. IVR process that manages the assignment of
available VT100 terminal resources on the application processor. Moves data
between IVR and a host application.
VT100 terminal
Terminal type emulated by the VT100 Gateway product.