The mailbox size for a guaranteed Fax machine must be sufficient to temporarily store a potentially large number of Fax files. Some guaranteed Fax mailboxes might need adjustments, especially during the first few weeks of Fax operation.
To size the guaranteed Fax mailbox, note each time that an administrator's alarm advises you that a mailbox assigned to the guaranteed Fax machine is full. If this happens frequently, increase the size of the mailbox as follows: