graph "quad" {
	layout="neato";
	overlap="false";
	splines="true";
	esep="+30";
	sep="+30";

        node [shape=record, fontname="monospace"];
	edge [color="cornflowerblue", penwidth="2"];

	qn_template="infix-bios-x86_64";
	qn_image="infix-x86_64-disk-test.qcow2"
	qn_oui="00:a0:85";
	qn_append="quiet";

        host [
	    label="host | { <d1a> d1a | <d1b> d1b | <d1c> d1c | <d1d> d1d | <d2a> d2a | <d2b> d2b | <d2c> d2c | <d2d> d2d | <d3a> d3a | <d3b> d3b | <d3c> d3c | <d3d> d3d |  <d4a> d4a | <d4b> d4b | <d4c> d4c | <d4d> d4d }",
	    color="grey", fontcolor="grey",
	    pos="-15,15!",
	    provides="controller",
	];

        dut1 [
	    label="{ <e1> e1 | <e2> e2 | <e3> e3 | <e4> e4 } | dut1 | { <e5> e5 | <e6> e6 | <e7> e7 | <e8> e8}",
	    pos="10,30!",
	    provides="infix",
	    expected_boot="primary",
	    qn_console=9001,
	    qn_mem="384M",
	    qn_usb="dut1.usb"
	    ];
        dut2 [
	    label="{ <e1> e1 | <e2> e2 | <e3> e3 | <e4> e4 } | dut2 | { <e5> e5 | <e6> e6  | <e7> e7 | <e8> e8}",
	    pos="0,20!",
	    provides="infix",
	    expected_boot="primary",
	    qn_console=9002,
	    qn_mem="384M",
	    qn_usb="dut2.usb"
	];
	dut3 [
	    label="{ <e1> e1 | <e2> e2 | <e3> e3 | <e4> e4 } | dut3 | { <e5> e5 | <e6> e6  | <e7> e7 | <e8> e8}",
	    pos="0,10!",
	    provides="infix",
	    expected_boot="primary",
	    qn_console=9003,
	    qn_mem="384M",
	    qn_usb="dut3.usb"
	];

	dut4 [
	    label="{ <e1> e1 | <e2> e2 | <e3> e3 | <e4> e4 } | dut4 | { <e5> e5 | <e6> e6  | <e7> e7 | <e8> e8}",
	    pos="10,0!",
	    provides="infix",
	    expected_boot="primary",
	    qn_console=9004,
	    qn_mem="384M",
	    qn_usb="dut4.usb"
	];

	host:d1a -- dut1:e1 [provides="mgmt", color="lightgray"]
	host:d1b -- dut1:e2 [provides="ieee-mc"]
	host:d1c -- dut1:e3 [provides="ieee-mc"]
	host:d1d -- dut1:e4 [provides="ieee-mc"]

	host:d2a -- dut2:e1 [provides="mgmt", color="lightgray"]
	host:d2b -- dut2:e2 [provides="ieee-mc"]
	host:d2c -- dut2:e3 [provides="ieee-mc"]
	host:d2d -- dut2:e4 [provides="ieee-mc"]

	host:d3a -- dut3:e1 [provides="mgmt", color="lightgray"]
	host:d3b -- dut3:e2 [provides="ieee-mc"]
	host:d3c -- dut3:e3 [provides="ieee-mc"]
	host:d3d -- dut3:e4 [provides="ieee-mc"]

	host:d4a -- dut4:e1 [provides="mgmt", color="lightgray"]
	host:d4b -- dut4:e2 [provides="ieee-mc"]
	host:d4c -- dut4:e3 [provides="ieee-mc"]
	host:d4d -- dut4:e4 [provides="ieee-mc"]

        // Lag
	dut2:e7 -- dut3:e6 [color="black", penwidth="3"]
	dut2:e8 -- dut3:e5 [color="black", penwidth="3"]

	// Ring
	dut1:e8 -- dut2:e5 [color="black"]
	dut3:e8 -- dut4:e5 [color="black"]
	dut4:e8 -- dut1:e5 [color="black"]

	// Cross-links
	dut1:e6 -- dut3:e7 [color="red"]
	dut2:e6 -- dut4:e7 [color="red"]
}