Aethra avc8500 User Guide

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Multiconference Setup 
Before activating a multiconference session, configuration is required. 
From the Home Page select: 
1. SETTINGS 
2. MULTICONFERENCE 
The following will be displayed: 
 
In this menu you can set: 
•  Network Type: IP, ISDN or Mixed.  
•  Conference Type: allows you to select the number of participants and the desired rate (example: for an MCU IP you 
select 8@256 from the drop-down menu, which means that the MCU will allow the System to manage a 
multiconference with a maximum of 8 terminals (including itself), via IP, with a maximum rate of 256K for each 
connection). 
•  Preferred Audio Coding 
•  Preferred Video Coding 
Go to the corresponding drop-down menu, press OK, with the aid of the arrow keys on the remote control make 
your selection and press OK again to confirm. <Auto> is the default setting. 
In addition, you can select the following options: 
•  Automatic rate adaptation and automatic encoding adaptation 
If automatic adaptation is enabled, the System will automatically adapt the multiconference to the audio/video 
encoding and bit rate of the lowest quality connection within the conference, without excluding any participant. 
•  Continuous presence 
Enable/Disable transmission of Continuous presence: for multiconferences (at least two participants) all participating 
sites receive the signals simultaneously from all participating terminals. 
•  Ask to save scenario: At the close of the multiconference, the system asks whether save in the phonebook all 
information needed to repeat it, with an editable “conference name.” 
•  Mode (only for MCU ISDN or Mixed) 
Multiple of 64K 
Multiple of 56K. 
•  Master or Slave Cascade Role. 
This option allows you to set up cascaded MCUs in a two-level hierarchy tree. Corresponding to the base node of the 
cascade there is the Master System, with Slave Systems for the child nodes. 
 
Note 
In a mixed-mode MCU session, the user can choose to substitute NIC protocol for ISDN. So in a multiconference with an 
active NIC connection, no ISDN connections are allowed, and in a multiconference with an active ISDN connection, no NIC 
connections are allowed