Avaya 1200 - Manual (Page 97)

Receiving a call
97
If you enable voice mail, and later disable voicemail so that new calls are
not directed to voicemail, the setting does not affect existing
messages.You can continue to access existing messages and use other
voicemail functions.
To enable voice mail:
To disable voice mail:
Feature
1. Press the Feature soft key.
VM on
2. Press the VM on soft key.
The screen displays Voicemail On?
Yes
3. Press the Yes soft key to enable voice
mail.
The screen displays the confirmation
message Voicemail On.
Feature
1. Press the Feature soft key.
VM on
2. Press the VM on soft key.
The screen displays Voicemail On?
Yes
3. Press the Yes soft key to toggle the
setting and disable voice mail.
The screen displays the confirmation
message Voicemail Off.