When agile software development is tried in a large corporate environment, it often happens that the agile pilot team or even teams have to cooperate with the old good waterfall team around the corner. It sounds reasonable that the new things (like the agile process) is tried first on the project of not too big importance, that are supposed to add value to the more important activities. For example, an agile team might be asked to develop a web-interface to the client-server system being developed by a waterfall team.
I don't have an experience with a really hard dependency, but I've been in a situation when our dependency on a waterfall team was rather weak. What happened is that the waterfall team tried
