Learn how to create VLANs in OPNsense 23.1 and set up basic network configurations in this comprehensive tutorial. Explore the similarities between OPNsense and pfSense for VLAN implementation, and understand the benefits of network segmentation for IoT devices. Discover the process of creating a network using a physical ethernet interface as an alternative to VLANs. Gain insights into FreeBSD history, OPNsense documentation, and VLAN configuration specifics through provided resources. Follow along with the step-by-step demonstration covering basic network setup and VLAN configuration, enhancing your understanding of enterprise networking concepts and practices.