When the value of tmnxAdminPasswordEncrypted is 'true', the
password specified by tmnxAdminPassword is in the encrypted
form.
When the value of tmnxAdminPasswordEncrypted is 'false', the
password specified by tmnxAdminPassword is in plain text.
tmnxAdminPassword and tmnxAdminPasswordEncrypted, which indicates
whether or not the password string is encrypted, must be set
together in the same SNMP request PDU or else the set request
will fail with an inconsistentValue error.