Address Book
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A gatekeeper must be defined.
The alias of the participant must be defined.
The alias type must be defined (not set to None).
If an H.323 gatekeeper is defined but is not connected, the MCU will fail to connect to H.323 dial-out
participants.
In order for the MCU to ignore the IP of SIP participants, the following requirements must be met:
A SIP proxy must be defined.
The SIP address must be defined.
If a SIP proxy is defined but is not connected, the MCU will fail to connect to SIP dial-out participants.
Adding a Participant from an Ongoing Conference to the Address Book
You can add a participant to the Address Book directly from an ongoing conference.

To add a participant from the conference to the Address Book:

1During an ongoing conference, select the participant in the Participant pane, and either click the
Add Participant to Address Book button ( ), or right-click and select Add Participant to
Address Book.
The participant is added to the Address Book.
Alternatively, you could:
aDouble-click the participant’s icon, or right-click the participant icon and click Participant
Properties.
When adding a participant to the address book from a new conference, Participants list of an
ongoing conference or Conference Template, the participant is always added to the “Main” group.