snmpv3 for aruba switch

snmpv3 for aruba switch

what is the proper what to enable snmpv3 on aruba 2930F switch?
i have this on my switch but Opmanager says snmp credential failed.

snmp-server community "groupname" operator
snmpv3 enable
snmpv3 only
snmpv3 restricted-access
snmpv3 group operatorauth user "username" sec-model ver3
snmpv3 user "username"

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