You are going to install a Cisco Unity system using Microsoft Exchange 2000 as the back-end message storage. Your customer has a mixed voice messaging environment where a few of the sales offices are using Octel systems as their voice mail. Senior management at the corporate office wants to be able to send voice mail to all employees using Unity’s distribution lists. The Unity server has SMTP, AMIS, Bridge, and VPIM networking enabled.
How can you deliver messages to the sales offices using Octel voice-mail systems?

A.
set up AMIS networking between the Unity server and the sales offices’ Octel systems

B.
set up VPIM networking between the Unity server and the sales offices’ Octel systems

C.
set up SMTP networking between the Unity server and the sales offices’ Octel systems

D.
set up a Unity Bridge server between the Unity server and the sales offices’ Octel systems