@startuml
nwdiag {
group {
	color = "#CCFFCC";
	description = "Long group description";

	web01;
	web02;
	db01;
}

network dmz {
web01;
web02;
	}
	network internal {
	web01;
	web02;
	db01 [address = ".101", shape = database];
}
}
@enduml

