AASTRA DT590 for MD Evolution User Guide EN - Manual (Page 120)

More Features on your Extension
MD Evolution – Cordless DT590 250
Automated Attendant
The Automated Attendant feature sends voice instructions to
external and internal callers, informing them of all possible options
they can choose. Voice instructions lead the callers step by step to
the desired destination. ¿
Enter the Automated Attendant directory number.
Please ask your system administrator for the automated attendant
directory number. Ь Ы
Press and follow the voice instructions.