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UExtended Switch Module (optional)
UBackplane
URemovable power supply (optional)
Almost all
UMain Switch Module (MSM)
UExpansion Switch Module (ESM)
UI/O Modules (IOM)
URedundant Power Supply Module
4.9.3CPU Board
The CPU board contains processor, flash RAM, and system memory. The CPU board is not intended for
%"¤›apm Attempts to access or remove the CPU board, its flash RAM, system memory, or any other CPU board components will void your warranty.
4.9.4Main Switch Module
The Main Switch Module (MSM) contains the main switching fabric of the SmartCell
4.9.5Extended Switch Module
The Extended Switch Module (ESM) provides the switch fabric to support an additional two IOMs (for a total of 15 ports). The IOMs plug into the top of the ESM and then the boards are slid into the
SmartCell