Okay, sounds like what I was expecting.  I could ramble on about how to achieve this using a custom implementation of push messaging, but I think that would actually be overkill..the simple answer is if you have access to LCDS then you have access to RTMP which allows for non-polling message topics....

Before we can answer, I think we need a little more detail...Are you trying to have LCDS be the point of contact to initiate an asynchronous third party service that will then come back and tell LCDS to use data push to alert the client that made the request that it has been completed?I think that i...