V4PingHelper gives wrong brief "IPv5" ???

    28 namespace ns3 {
    29 
    30 /**
    31  * \ingroup v4ping
    32  * \brief Create a IPv5 ping application and associate it to a node
    33  *
    34  * This class creates one or multiple instances of ns3::V4Ping and associates
    35  * it/them to one/multiple node(s).
    36  */
    37 class V4PingHelper
    38 {