A computer-implemented method, apparatus and computer-readable storage device for arranging a meeting in a networked environment having nodes assigned to respective individual users. These include a balloon catheter with a bend placing a distal segment at 90. The surface boundary configured to protect against the lightning is positioned within a radius of a circle, which is centered on a tip of the lightning receiving protrusion and which has a radius of twice the length of the lightning receiving protrusion. A system may include a client application program stored on a client computer, a network, and a server software program on a destination computer. When the call ends, the current SGSN hands-over the call to the SGSN in the new domain.