When Australia’s largest theme park operator found itself needing to modernize an aging IT network, it turned to a software-defined wide area network solution, but ultimately confronted interoperability issues in its effort to transform enterprise operations.“Interoperability is a major issue in the IT industry,” said Michael Fagan (pictured), chief transformation officer of Village Roadshow Ltd. “When I previously implemented an SD-WAN transformation, I had products from two tier-one vendors that just didn’t talk to one another. When kids grow up in Australia, everybody remembers going to the theme parks