Page 85 of 96MICB Release 3 User Guide96Telephone User Interface (TUI)This chapter contains the following sections:• Overview (page 85)• Scheduling a conference (page 86)• Recording a brandline greeting (page 87)• Acquiring and releasing chairperson control (page 88)• Invoking a chairperson command on a participant (page 89)• Adjusting audio volume (page 90)• Recording a conference-specific greeting (page 92)• TUI command summary (page 93)OverviewThe Meridian Integrated Conference Bridge (MICB) Release 3 provides aDual Tone Multi-Frequency (DTMF), menu-driven Telephone User Interface(TUI). The TUI enables the chairperson and conferees to initiate commandsduring an active conference, for example, to mute a caller.There is a separate service where a conference can be booked using thetelephone’s keypad. Also, a conference owner can record a meeting-specificgreeting, or to record a system greeting by the administrator. Dial a uniqueDN to access the TUI service, then schedule a conference or record a greetingby following the voice menu’s instructions.In the MICB card, define a new DN for the TUI scheduler through the BUIInstallation Wizard. See “Browser User Interface (BUI) options for