Use at the server console to set the language for subsequently loaded modules.
NOTE: LANGUAGE does not change the language of the operating system or of currently loaded modules.
The LANGUAGE command gives the modules access to directories containing message files in the specified language. This directory structure is under sys:system as follows:
sys:system\nls\language_number
LANGUAGE [language_name | number] [LIST | REN number new_name]
LANGUAGE GERMAN
or
LANGUAGE 7
LANGUAGE REN 14 ESPANOL
LANGUAGE LIST