HPE FlexFabric 5950 Series Command Reference Manual page 159

Parameters
username: Specifies the username, a case-sensitive string of 1 to 32 characters.
Examples
# In DDNS policy steven_policy, specify steven as the username for logging in to the DDNS server.
<Sysname> system-view
[Sysname] ddns policy steven_policy
[Sysname-ddns-policy-steven_policy] username steven
Related commands
ddns policy
display ddns policy
password
url
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