System Requirements for Group Chat Client Computers
Microsoft Office Communications Server 2007 and Microsoft Office Communications Server 2007 R2 will reach end of support on January 9, 2018. To stay supported, you will need to upgrade. For more information, see Resources to help you upgrade your Office 2007 servers and clients.
Operating System: Each client must be running one of the following operating systems:
Windows Vista with Service Pack 1
Windows XP Professional with Service Pack 3
Windows Server 2003 Professional with Service Pack 2
Computer/Processor: 1-gigahertz (GHz) or higher processor, Intel Pentium-compatible
Memory:1 gigabyte (GB) of RAM
Disk Space for Installation: 30.3 megabytes (MB)
Display Resolution:
Required: Super VGA 800 x 600
Recommended: Super VGA 1024 x 768 or higher
Bandwidth Requirements: Minimum of 56 kilobits per second (Kbps)
Security: Administrator permissions, or, in Vista Standard User Mode, administrator credentials, to install Group Chat.
Other Requirements: Actual requirements and product functionality can vary according to the system configuration and the type of operating system.