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  • All JMS message implementations: setting a property to null will cause a serialization exception if this is the only property of the message.


  • SwiftMQ CE/UR/HA: It is now possible to set system property networkaddress.cache.ttl to a seconds value to change the JVM's internal DNS cache expiration. This value will be automatically set as a security manager property. Default is 30 seconds. This is useful in an environment where the IP addresses of hosts change. After cache expiration, a new DNS lookup is performed and the new IP is used.

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