The following table contains the minimum hardware and software requirements for the Live Meeting client for Office Communications Server 2007 R2.

Table 1. Hardware and Software Requirements for the Live Meeting Client

System component Minimum requirement

Display resolution

Required: Super VGA 800x600.

Recommended: Super VGA 1024x768 or higher.

Windows XP Tablet PC Edition portrait mode is supported.

Operating system

The 32-bit edition of Windows Vista, and the 64-bit edition of Windows Vista (running in 32-bit mode).

Windows XP Professional with Service Pack 1 (SP1) (SP2 recommended).

Windows XP Professional 64-bit Edition.

Windows 2000 Professional with SP4.

Windows Server 2003 with SP1.

Uploading content is not available on the 64-bit edition of Windows Vista.


Data and Voice: 500-megahertz (MHz) or higher processor, Intel Pentium-compatible.

For Webcam video: 1 GHz or higher.

For the Microsoft RoundTable device: 1.8 GHz dual or higher.


256 megabytes (MB) of RAM.

Recommended: 512 MB.

Disk space needed for installation

125 MB.

Video memory

Video card with 64 MB of RAM (video RAM or VRAM) and Microsoft DirectX application programming interface generation.

For VoIP

Sound card, speaker, and computer microphone.

For sending video

Webcam or RoundTable device.

Bandwidth requirements for data only

56 kbps or better (Recommended: DSL or cable high-speed Internet access).

Bandwidth requirements for voice and video

Voice: 50 kbps minimum, 80 kbps high quality.

Webcam: 50 kbps minimum, 350 kbps high quality.

The RoundTable device: 100 kbps minimum, 700 kbps high quality.

The required and recommended bandwidth speeds are cumulative. For example, if you want to use voice, Webcam, and the RoundTable device, the minimum bandwidth would be 50+50+50=150 kbps.

Other software

Microsoft Office PowerPoint 2002 or later presentation graphics program or Microsoft Office Standard Edition or Office Professional Edition (which includes the PowerPoint software) to upload presentations.

Adobe Flash Player version 8 or higher to view Flash content in the meeting.

On Windows Vista, Adobe Flash Player version 9.0.45 to view Flash content in the meeting.

Windows Media Player, version 9 or later (version is checked when the meeting client starts) to view Windows Media content in the meeting.