Add more options for networks: included, excluded destinationm filters durable destinations as well as dynamic conduit subscriptions (multiple subs on smae matching destination are treated as one) networkTTL = number of hops messages/subs can pass through - default = 1
incubator/activemq/trunk/activemq-core/src/main/java/org/apache/activemq/network/ConduitBridge.java