A compact tool for network radios implementing bidirectional data communication links in computer networks. The separator system further comprises an actuation system that, under vertical movement of the launcher, enables the blocking portion to be disengaged from the locking pin, whereby the on-board portion is suitable for being separated from the ground portion. A datagram message may be delivered to one of a plurality of remote endpoints communicatively coupled to a remote NIC. The annular band is connected to the radiating end of each rib-like structure such that the rib-like structures and the band together form a cup-shaped enclosure operable to seat therein a bottom portion of an exercise ball.