Determining Hmc Serial Number - IBM p5 590 System Handbook

Once you have logged in with root password you will be presented with a
command prompt. At the prompt Enter the following command.
#fsck
You will see the fsck command process running in line mode. You will be asked if
the OS should repair certain component. You should answer yes to all prompts
unless you are instructed otherwise. Once the fsck command completes, the
HMC should automatically return to the GUI signon screen. If you are not
returned to the GUI, you should Enter the following command.
#reboot
The HMC GUI signon screen will appear.

8.9.2 Determining HMC serial number

For some HMC or service processor troubleshooting situations an IBM service
representative will have to sign into the HMC. The service password changes
daily and is not available for normal client use. If the PE determines a local
service engineer can sign on to the HMC the service representative may request
the HMC serial number.
To find the HMC serial number, open a restricted shell window and run the
following command,
#lshmc -v
IBM Eserver p5 590 and 595 System Handbook
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