In this op-ed, Don Parente, VP of Public Sector Sales & Solution Architecture at MetTel explores why the future of enterprise connectivity will be built on internet-based networks rather than legacy private WANs. Drawing on telecom history and real-world stress tests, he explains how IP, SD-WAN, and diverse access technologies are converging to create a more secure, resilient, and scalable model. The piece argues that organizations embracing this shift now will be best positioned for the next era of network innovation.