graph "2x2" {
	layout="neato";
	overlap="false";
	esep="+20";
	size=10

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

	PC [
	    label="PC | { <mgmt1> mgmt1 | <data> data | <mgmt2> mgmt2 }",
	    pos="20,80!",
	    requires="controller",
	];

        R1 [
	    label="{ <mgmt> mgmt | <data> data | <link> link} | R1 \n 192.168.100.1/32 \n(lo)",
	    pos="250,80!",

	    requires="infix",
	];
	R2 [
	    label="{ <link> link | <mgmt> mgmt  } | R2 \n 192.168.200.1/32 \n(lo)",
	    pos="250,30!",

	    requires="infix",
	];
	PC:mgmt1 -- R1:mgmt [requires="mgmt", color="lightgray"]
	PC:mgmt2 -- R2:mgmt [requires="mgmt", color="lightgray"]
	PC:data  -- R1:data [headlabel=".1", taillabel=".2", label="192.168.10.0/24", fontcolor="black", color="black"]
	R1:link  -- R2:link [headlabel=".2", taillabel=".1", label="192.168.50.0/24", labeldistance=1, fontcolor="black", color="black"]
}