Properly configuring your environment PATH will allow you to have all FENSAP-ICE command line tools available to you from that location.
Linux:
Add the $NTI_PATH to your shell environment $PATH variable, in your shell startup script.
export PATH = "$PATH":/path/to/nti/bin/
Windows:
Launch a terminal from FENSAP-ICE (
→ ) will initiate a DOS prompt with the environment PATH already set. All FENSAP-ICE command line tools will be available from there.