Rules and Dynamic Structure
All of the testing you have performed to this point has shown you how to implement dynamic routing using either gated or the Zebra suite. But you do not know how these dynamic routing suites can interoperate with Policy Routing. You note that to this point all of the routes from either gated or Zebra have been installed into routing table main.
What if you could specify which table to use for the routes? Then you could use the rules to set up special implementations of dynamic routing interfaces. You could run many different versions of dynamic protocols on the same system and have different versions of the routes connecting through your network.
gated and Multiple Routing Tables
This is where Alexey's patch to gated ...