AT&T Classic Mail Voice Messaging System User Manual page 15

From an outside line, call your company and
wait for the CLASSIC MAIL. system's auto-
mated answering service to answer.
Once you gain access to the CLASSIC MAIL system, you
will be instructed to press various keys on your telephone
dial pad. These instructions will lead you through the use
of the CLASSIC MAIL system's features. If you don't hear
the instruction you expected, or if you're not sure what to
do, wait and these instructions will repeat. Often these
repeated instructions will contain additional information
about using the CLASSIC MAIL system's features.
Chapter 1: Before You Begin 13