Does Boomi JMS connection use a Solace JMS Connection Factory? If so, you can set “default-dmq-eligible” to true in the connection factory, using SolAdmin or CLI:
0021f5c91477> show jndi connection-factory * detail
Connection Factory : /jms/cf/default
Message VPN : default
messaging-properties : 6
default-delivery-mode : persistent
text-msg-xml-payload : true
default-dmq-eligible : false <-----------
default-eliding-eligible : false
xa : true
jmsx-user-id-enabled : false
transport-properties : 17
connect-timeout : 30000
read-timeout : 10000
…