CMMVC9457E The command failed because authentication must be setup if privacy is to be used.

Explanation
This error can occur when an attempt is made to set up Simple Network Management Protocol (SNMP)
privacy but authentication is not configured. Authentication must be configured before SNMP privacy
can be set up.

User response
Use the chsnmpserver
-authprotocol
protocol
-authpassphrase
passphrase command to set up authentication, and then set up privacy.