graph "1x2" {
	layout="neato";
	overlap="false";
	esep="+80";

        node [shape=record, fontname="DejaVu Sans Mono, Book"];
	edge [color="cornflowerblue", penwidth="2", fontname="DejaVu Serif, Book"];

	host [
	    label="host | { <mgmt> mgmt | <data> data }",
	    pos="0,12!",
	    requires="controller",
	];

        target [
	    label="{ <mgmt> mgmt | <ext0> ext0 } | target",
	    pos="10,12!",

	    requires="infix",
	];

	host:mgmt -- target:mgmt [requires="mgmt", color=lightgrey]
	host:data -- target:ext0 [color=black, headlabel=".1 ", taillabel=" .2", label="\n     192.168.0.1/24     "]
}