Manual Configuration

In the user profile navigate to the Voicemail tab.

Near the bottom of the Voicemail tab there is a section for Notifications.

Click the checkbox to enable Email Notifications.

Two dropdowns will appear - Email Type and After Email Notification:

Email Type

Send with hyperlink - The email notification is sent to the user with hyperlink to the voicemail message.
Send with brief hyperlink - The email notification is reduced in size; i.e. the brief format has no branding information on it. The user is sent a hyperlink to the voicemail message.
Send with attachment - The email notification is sent to the user with an attached .mp3 file of the voicemail message.
Send with brief attachment - The email notification is reduced in size; i.e. the brief format has no branding information on it. The user is sent an .mp3 file of the voicemail message.

Leave as new - After the email notification is sent to the user, the voicemail is left in the user's voicemail box as "New".
Move to saved - After the email notification is sent to the user, the voicemail is moved to the "Saved" folder within the user's voicemail box.
Move to trash - After the email notification is sent to the user, the voicemail is moved to the "Trash" and is not saved within the user's voicemail box.

By default columns email_vmail and email_vmail_enable within the spreadsheet are used for importing voicemail notification settings.

email_vmail_enable is used to enable the Email Notification setting.

Valid Values:

yes
no

email_vmail is used to select the Email Type and After Email Notification settings.

Valid Values:

yesnew
yessave
yestrash
briefnew
briefsave
brieftrash
attnew
attsave
atttrash
briefattnew
briefattsave
briefatttrash

Example config: