MGC WebCommander User’s Guide
If the chairperson/participant exits prior to password confirmation the password is not updated. It is not possible to change Passwords when a conference is in any of the following modes:
•Voting session
•Invite session
•Roll Call session
•The participant is waiting in the Entry Queue
Chairperson Initiated Blast Dial-out 
The chairperson or participant (depending on the configured permission) can indicate to the system when to start the blast 
This option prevents the system from automatically dialing out to pre- defined participants in a Meeting Room. The chairperson can indicate to the system to connect all predefined 
In such a case, the chairperson will enter the appropriate DTMF code followed by the participant number on the list. For example, if the DTMF code is *25 for blast