• The unique username for each user account cannot be all-numeric. You cannot create a local user with
an all-numeric username.
• The unique username must start with an alphabetic character. It cannot start with a number or a special
character, such as an underscore.
After you create a user account, you cannot change the username. You must delete the user account and create
a new one.
Reserved Words: Locally Authenticated User Accounts
The following words cannot be used when creating a local user account in Cisco UCS Manager.
• root
• bin
• daemon
• adm
• ip
• sync
• shutdown
• halt
• news
• uucp
• operator
• games
• gopher
• nobody
• nscd
• mailnull
• mail
• rpcuser
• rpc
• mtsuser
• ftpuser
• ftp
• man
• sys
• samdme
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User Accounts for Cisco UCS Manager