I am still working on an API Manager DR scenario for a client. After automating the backup and restore process, to make sure that the APIM instances are always in sync, I needed to setup Traffic Manager in priority mode to distribute the calls between the main and secondary instances.
Traffic Manager setup seemed quite straightforward. You just need to create a traffic manager endpoint for each API Manager Instance, using the external endpoint.
Creating that for each endpoint should do the trick… Or so I thought. After that setup was complete, testing the endpoint always returned 503, even though access each individual endpoint was returning the correct result.
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