/usr/local/nmis9/admin/node_admin.pl node=midgard act=set \
entry.configuration.version=snmpv3 \
entry.configuration.privprotocol=aes256c \
entry.configuration.username=ZZZZZ"<A_USERNAME>" \
entry.configuration.privpassword=XXXXXXX"<A_PRIV_PASSWORD>" \
entry.configuration.authprotocol=sha \
entry.configuration.authpassword=YYYYYYY"<AN_AUTH_PASSWORD>"