Appendix H - Deployment Into Microsoft Environments

Initiate and Connect to a Conference

There are several methods that Lync clients can use to initiate, and connect to, conferences running in an environment that contains both Microsoft’s AVMCU and Polycom’s Realpresence Collaboration Servers.

This section discusses:

Meet Now Lync Conferences

RealConnect for Microsoft Lync (Requires DMA in the network infrastructure)

Meet Now Lync Conference

When using this method an ad hoc (Meet Now) Lync conference is started by the Lync client. A Collaboration Server Meeting Room is then dragged and dropped into the conference from the Contact List.

This option requires that both the MCU and the AVMCU reside on the same network subnet, so that no firewall or other barriers will trigger the NAT Traversal functionality.

To connect to an AVMCU conference:

1Click Meet Now on the Lync menu bar, click or click the arrow next to the Options button and select Meet Now to start an ad-hoc conference.

2When the Group Conversation dialog box is displayed, drag the Meeting Room from the Lync client Contacts List into the Group Conversation list.

After the Meeting Room is connected on Lync, an invitation is sent from the AVMCU to the Collaboration Server using the Centralized Conference Control Protocol (CCCP). The Collaboration Server responds triggering a standard SIP invite from the AVMCU to the Collaboration Server.

Multiple participants can now connect to both the Collaboration Server Meeting Room and the AVMCU, and participate in a cascaded conference.

When a conference begins as Audio Only, a Lync user cannot add video to the conference after the VMR is connected to the conference. The conference will remain Audio Only.

RealConnect for Lync 2013

RealConnect for Microsoft Lync requires that a conference call be scheduled and that Lync clients receive an Online Meeting invite containing the dial-in conferencing ID.

To connect to a scheduled Online Meeting:

»Click the Join Lync Meeting link in the Online Meeting invite.

A call to the AVMCU is initiated. The RealPresence Platform obtains the Lync conference SIP URI is obtained. The SIP URI is used to create an ad hoc Virtual Meeting Room (VMR) which is assigned the same number as the Lync conference ID. The VMR then dials into the Online Meeting and connects as a Lync Client.

Polycom®, Inc.

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Polycom 1500/1800/2000/4000 manual Initiate and Connect to a Conference, Meet Now Lync Conference, RealConnect for Lync