It is recommended that adapters are updated one at a time, or adapters of the same type (SSDID) are updated together. Do not have different adapter models in the system during the update/flash process.
Please refer customers to the following links for additional information:
Intel® Blade Server Switch Modules and Fibre Channel Expansion Cards download
"These products are no longer manufactured by Intel, nor does Intel provide interactive support for these products via telephone or e-mail."
However, the Intel® Server Compute Blade SBXD132 is still supported and its firmware update contains the SBEFCM4 BIOS. It can be downloaded at this link.