usage: RPCCFG [/l] [/a ifindex1 [ifindex2 ...]] [/r] [/q] [/d 0|1] 
              [/pi port|port-range ...] [/pe port|port-range ...] 
	/?: This help message
	/l: List all the subnets and associated interfaces
	/q: List the subnet admit or deny list and our port usage settings
	/r: Reset the interface and port settings to default
	/a: Admit the listed subnets (eg: /a 1 3 5)
	    this will cause RPC servers to listen on the listed subnets
	    by default.
	/b: Block the listed subnets (eg: /b 1 3 5)
	    this will cause RPC servers to listen on all but the listed subnets
	    by default.
	/pi:Specify the intranet available ports, the ports may be single
	    values or ranges (eg: /pi 555 600-700 900), this option may not be
	    used with the /pe option
	/pe:Specify the internet available ports, the ports may be single
	    values or ranges this option may not be used with the /pi option
	/d: Specify the default port usage
	    0: Use internet available ports by default
	    1: Use intranet available ports by default

	RPC HTTP Proxy "Valid Ports" configuration commands

	/ha: Sets port ranges for a given server
	     Usage: /ha [machine-name] [port-range ...]
	       ex /ha server1 2000
	       ex /ha server1 2000-3000
	       ex /ha server1 2000-3000 3050 4000-4050

	/hr: Removes all port range settings for a given server
	     Usage: /hr [machine-name]
	       ex /hr server1

	/hd: Display current port range settings
	     Usage: /hd

	/hs: Stores the current settings to the specified file
	     Usage: /hs [filename]
	       ex /hs settings.txt

	/hl: Loads port range settings from a file
	     Usage: /hl [filename]
	       ex /hl settings.txt