TODO.
/* $Id$ */
digraph change {
start [fontname="Helvetica"]
start -> check [weight=5]
check [fontname="Helvetica"]
check -> status [weight=5]
check -> error [fontname="Helvetica", label="Response\ntimeout"]
status [fontname="Helvetica"]
status -> end [fontname="Helvetica", label="Success", weight=5]
status -> code [fontname="Helvetica", label="Refuse", weight=5]
status -> error [fontname="Helvetica", label="Change\ntimeout"]
code [fontname="Helvetica"]
code -> ack [weight=2]
start_ack [fontname="Helvetica"]
start_ack -> ack [fontname="Helvetica", label="Ack only"]
ack [fontname="Helvetica"]
ack -> check_ack [weight=2]
check_ack [fontname="Helvetica"]
check_ack -> end [fontname="Helvetica", label="Ack only"]
check_ack -> error [weight=2]
end [fontname="Helvetica"]
error [fontname="Helvetica"]
}