Update to

Integrated Solution III

System Manager’s Guide

for MERLIN LEGEND®

Communications System

To diminish the risk of toll fraud occurrences, the Transfer to Subscribers Only? parameter on the System Parameter Administration screen is now permanently set to yes. This setting restricts transfers to registered subscribers only. During a transfer from within Automated Attendant, Voice Mail, or Call Answer services, when a caller enters an extension number, it is validated against the subscriber database of the AUDIX® Voice Power™ system. If the extension entered is not in the subscriber database, the caller will hear “That is not a valid extension,” and the transfer will be denied. This will prevent the caller from having an opportunity to gain access to the outgoing facilities of the telephone communications system.

In some cases, it is necessary to allow transfers to extension numbers that do not have corresponding voice mailboxes. For example, there may be a need to transfer to a fax or data extension, or there may be a subset of users who do not need to receive voice mail, but who should be able to receive transferred calls. In these instances, such extensions can be administered as AUDIX Voice Power subscribers with restricted mailboxes to ensure transfers to these extensions. Restricted mailboxes can be set up by allocating minimal mailbox space (for example, 1 minute). Additionally, the Subscriber Switch Call Coverage option in AUDIX Voice Power should be set to Yes to avoid tieing up voice channels.

If voice mail is addressed to any of these restricted mailboxes, the limited mailbox size will prevent most messages from being delivered.

NOTE:

Do not assign special-purpose subscribers (users with a mailbox but no telephone on the switch) to extension numbers that start with the same digit(s) as switch trunk access codes (for example, 9).

If you require assistance with the above administration, call the AT&T Support Center at 1-800-628-2888.

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AT&T 555-601-010ADD manual