The IronWare image contains the Layer 1-3 software run by the management module.
During startup or switchover, the active module automatically synchronizes the standby module’s flash code with its own. Also, when you
update the flash code on the active module, the active module automatically synchronizes the standby module’s flash code with its own.
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System-config file - The flash code also includes the system-config file. During startup or switchover, the active module
compares the standby module’s system-config file to its own. If differences exist, the active module synchronizes the standby
module’s system-config file with its own. When you save changes to the system-config file on the active module, the active
module automatically synchronizes (without comparison) the standby module’s system-config file with its own.
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SSH and SSL keys
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Flash file for the DHCP snooping feature
Each active and standby management module also includes boot code, which is the code a module runs when it first starts up. The boot
code resides in each module’s boot flash. The boot code is synchronized between the two modules.
The figure below shows how the files are synchronized between the active module and the standby module.
Managing management module redundancy
Brocade FastIron SX Series Chassis Hardware Installation Guide
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Summary of Contents for FastIron SX
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