Hello,     Unfortunately there is not way to integrated APIC-EM IWAN app to your existing topology.       Best 

Hello,     As you mentioned IWAN can run as single branch  router with multiple transports ( it could be INET + INET2 or INET + MPLS ), or with multiples  branches.     From hub perspective you can add till 5 transports per hub location ( pages 3,4 a...

Hello,     Can you make sure that you are not using the same path id @ same hub location?     Best Regards