Javadocs at http://logback.qos.ch/apidocs/index.html?ch/qos/logback/core/net/package-sum... as well as http://logback.qos.ch/apidocs/ch/qos/logback/classic/net/JMSQueueAppender.ht... refers (under the heading JMSAppenderBase<E>) as follows:

please refer to: http://logback.qos.ch/manual/appenders.html#JMSAppenderBase please refer to: http://logback.qos.ch/manual/appenders.html#JMSQueueAppender

However, no such anchors exist on this manual page and the extra information appears to be unavailable.