tely. Answered by another person to whom the call has been for- warded by the person who is not at the desk. Answered by the switchboard attendant. Our objective is to have most calls handled at the department level rather than returning to the switchboard console. Unanswered intra-office calls are forwarded to Voice Mail that will enable the caller to leave a recorded message. Anyone answering a call, including the switchboard atten- dant, will be able to offer the caller the option of leaving a message in the Voice Mailbox of the person being called. The caller will then hear the personal greeting of the person being called and will leave a message. All telephones will have the capability to send unanswered calls to Voice Mail. This will be done by each user before leav- ing the desk, by depressing a button on the telephone. This button may also work to enable redirecting of incoming calls when the extension is busy. The capability to automatically forward calls from unan- swered and busy telephones into Voice Mail must be a part of the system, although we may elect not to use the system in this man- ner at the outset. The Telecom Handbook e 65 PURCHASING A PBX If a person is busy on another call, an incoming call can be covered in several ways: The call can "roll over" to another extension which appears on the same telephone and rings simultaneously on one or more other telephones. Please let us know if there is a limit to the number of multiple appearances of an extension. Once the call has rolled over, it can be answered by another person by depressing the call pick up button, although there may be no appearance of that extension on his telephone. Answered by another person to whom the call has been for- warded by the person at the busy telephone. Answered by the switchboard attendant, although, as stated above, it is our intent to have a minimal amount of callers return to the switchboard. Intra-office calls to a busy extension can be answered by Voice Mail, giving the caller the option of leaving an auto- 