This is a welcome addition. Quote: Starting with Web Interface 5.1.1, an enhancement was added to improve resiliency when XML brokers get into an unhealthy state. Web Interface now has the ability to not only detect when the IMA service is stopped or crashed but also when the IMA service is running but in a hung or unresponsive state. The article <http://support.citrix.com/article/CTX122029>has info on how to configure XML Broker timeouts.