tcp_connect (p_tcp_point_v4 point)               udp_connect (p_udp_point_v4 point)
{                                                {
  ...                                              ...
}                                                }

tcp_disconnect (p_tcp_point_v4 point)            udp_disconnect (p_udp_point_v4 point)
{                                                {
  ...                                              ...
}                                                }

tcp_connect (p_tcp_point_v6 point)               udp_connect (p_udp_point_v6 point)
{                                                {
  ...                                              ...
}                                                }

tcp_disconnect (p_tcp_point_v6 point)            udp_disconnect (p_udp_point_v6 point)
{                                                {
  ...                                              ...
}                                                }
