Comment Re:Only Half a dozen BSD and Linux Appliances... (Score 1) 180
not even a virtual hardware, just a nic that supports 802.1q and a vlan capable switch!
In theory a single interface is all that's needed with the right hardware.
There is a story online where a guy took a computer with two nic's (one lan, one wan) a vlan switch and load-balanced across 6 DSL connections for a gaming center using pfSense.