Fujitsu PRIMEQUEST 1000 Series User Manual page 799

SVmco User Guide
%2: Device name
%d: (Example) 1209
%r: Numerical value (1 to 3 digits)
Corrective action:
Turn off the computer, and replace the network adapter.
Severity:
Error
Action:
(R/M/T/S)
21811
e1express:%2 Software error (unsupported SFP+ module)
Meaning:
The driver cannot be read because an unsupported SFP+ module is installed in
the adapter.
%2: Device name
Corrective action:
Check whether the SFP+ module installed in the adapter is supported.
If the installed SFP+ module is not supported, replace it.
If the installed SFP+ module is supported, update the driver.
Severity:
791