Flex System Chassis Management Module

The Lenovo Flex System Chassis Management Module (Chassis Management Module or CMM) is a hot-swap module that configures and manages all installed chassis components. The chassis comes with one Chassis Management Module in the CMM bays.

The Chassis Management Module provides the communication link with a compute node system-management processor (also called the integrated management module). It supports compute node features such as power-on requests, error and event reporting.

The CMM provides the following features and functions:

• Single-chassis management
• Power control and fan management
• Chassis and compute node initialization
• Chassis management network
• Diagnostics
• Service data collection and call home services
• Resource discovery and inventory management
• Resource alerts and monitoring management
• Chassis and compute node power management
• Network management

The following is an illustration of the Chassis Management Module:

The chassis supports up to two Chassis Management Modules, and they must be installed in the CMM bays.

For more information about the Lenovo Flex System Chassis Management Module, see the CMM2 information page.