如何使用铁流星和流星的默认路由

When I create a new meteor application, it already has a "/" route. I have added my webpage on this route. Now, I need to add a new route "/something", so for this I used iron-router package. But then it requires he default route to be routed from iron-router which requires me to make lot of changes in my existing code. Is there a way to just use iron-router for specific routes and keep the default routes as it it?When I create a new meteor application, it alre