Intro: In this article I will go over how to configure routing between multiple VLANs by using our pfSense router and a switch that supports 802.1Q. On our pfSense router we will configure our LAN port with multiple sub interfaces and assign each one to a certain VLAN. The uplink port on the switch side connecting to our pfSense router will be set to tag all the traffic using the 802.1Q protocol. This configuration is known as a router on...

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