06/16/2026
The useful point in this VLAN guide is the sequence. Define the VLANs and subnets first, document the names and IDs, then move to the switch. The example keeps it clear: users on VLAN 10, servers on 20, voice on 30, guest on 40, each with its own subnet.
After that, the config is straightforward: create the VLANs, assign access ports, and save the change. The part to watch is trunking. The article notes that multiple VLANs cross the trunk with 802.1Q tagging, and that native or untagged VLAN mistakes are where classic VLAN leaks happen.
Read more: https://sysadminsage.com/how-to-setup-a-vlan/