Usage: netshaper [ OPTIONS ] { COMMAND | help }
OPTIONS := { -V[ersion] | -c[olor] | -help }
COMMAND := { set | get | delete | group } dev DEVNAME
	    handle scope HANDLE_SCOPE [id HANDLE_ID]
	    [bw-min BW_MIN] [bw-max BW_MAX] [weight WEIGHT]

netshaper group dev DEVNAME handle scope SCOPE [ id ID ]
          [ parent scope SCOPE [ id ID ] ]
          [ bw-min BW ] [ bw-max BW ] [ weight WEIGHT ]
          leaves { scope queue id ID
          [ weight WEIGHT ] [ priority PRIO ] } [ ... ]

Where: DEVNAME         := STRING
       HANDLE_SCOPE    := { netdev | queue | node }
       HANDLE_ID       := UINT (required for queue/node, optional for netdev)
       BW_MIN/BW_MAX   := UINT{ kbit | mbit | gbit }
       WEIGHT          := UINT