GUI info
    # hosts
    diameter
	satisfaction / complete ?
    name
    creator
    topology
	star, spanning-tree, ring
	linear, bottleneck, linear-stagger, N-path, wye (for tests)
    BW
    key
	keystring or file, method
    host constraints
    router constraints

    (config - already have vs. could have)

    test
	how often to test
	how long to assume reservation in absence of ping?

device configuration tool
       MIB
       ACL (access control list)

toplevel 
	gui request
	  |
	  v
	resource discovery      <-----+
		send mcast req	      |
		get TCP connections   |
	  |			      |
	  v			      |
	announce to GUI		------+
		OK or refine
		at this step:
		   show current, include and exclude
		   find more
		   add manual
	  |
	  v
	configure
		send out the commands

pickoverlay
		domain set/clr
