Below is the highlights of new WebSphere MQ V7:
* JMS support tightly integrated into the runtime and configuration environment
* Publish-and-subscribe tightly integrated into the runtime and configuration environment
* Enhanced performance for JMS and publish-and-subscribe
* New MQI verbs and behaviours
* Supported Bridge for HTTP enabling Ajax applications to connect to WebSphere MQ queues and topics
* Enhancements for clients increasing resilience and throughput
Thys Michels Blog 