void WorldSession::HandleAcknowledgementOpcodes(WorldPacket & recv_data)
{
    if (!_player)
        return;
    switch (recv_data.GetOpcode())
    {
        case CMSG_MOVE_WATER_WALK_ACK:
            _player->m_waterwalk = _player->m_setwaterwalk;
            break;

        case CMSG_MOVE_SET_CAN_FLY_ACK:
            _player->FlyCheat = _player->m_setflycheat;
            break;
    }

     uint16 opcode = recv_data.GetOpcode();
     std::stringstream ss;
     ss << "Received ";
     switch( opcode )
     {
     case CMSG_MOVE_FEATHER_FALL_ACK:			ss << "Move_Feather_Fall"; break;
     case CMSG_MOVE_WATER_WALK_ACK:			  ss << "Move_Water_Walk"; break;
     case CMSG_MOVE_KNOCK_BACK_ACK:			  ss << "Move_Knock_Back"; break;
     case CMSG_MOVE_HOVER_ACK:				   ss << "Move_Hover"; break;
     case CMSG_FORCE_WALK_SPEED_CHANGE_ACK:	  ss << "Force_Walk_Speed_Change"; break;
     case CMSG_FORCE_SWIM_SPEED_CHANGE_ACK:	  ss << "Force_Swim_Speed_Change"; break;
     case CMSG_FORCE_SWIM_BACK_SPEED_CHANGE_ACK: ss << "Force_Swim_Back_Speed_Change"; break;
     case CMSG_FORCE_TURN_RATE_CHANGE_ACK:	   ss << "Force_Turn_Rate_Change"; break;
     case CMSG_FORCE_RUN_SPEED_CHANGE_ACK:	   ss << "Force_Run_Speed_Change"; break;
     case CMSG_FORCE_RUN_BACK_SPEED_CHANGE_ACK:  ss << "Force_Run_Back_Speed_Change"; break;
     case CMSG_FORCE_MOVE_ROOT_ACK:			  ss << "Force_Move_Root"; break;
     case CMSG_FORCE_MOVE_UNROOT_ACK:			ss << "Force_Move_Unroot"; break;
     default:									ss << "Unknown"; break;
     }
     ss << " Acknowledgement. PktSize: " << recv_data.size();
     sLog.outDebug( ss.str().c_str() );

//    uint16 opcode = recv_data.GetOpcode();
    if (opcode == CMSG_FORCE_RUN_SPEED_CHANGE_ACK)
    {

    uint64 GUID;
    uint32 Flags, unk0, unk1, d_time;
    float X, Y, Z, O, speed;

    recv_data >> GUID;
    recv_data >> unk0 >> Flags;
    if (Flags & (0x2000 | 0x6000))			 //0x2000 == jumping  0x6000 == Falling
    {
    uint32 unk2, unk3, unk4, unk5;
    float OldSpeed;

    recv_data >> d_time;
    recv_data >> X >> Y >> Z >> O;
    recv_data >> unk2 >> unk3;						  //no idea, maybe unk2 = flags2
    recv_data >> unk4 >> unk5;						  //no idea
    recv_data >> OldSpeed >> speed;
    }
    else													//single check
    {
    recv_data >> d_time;
    recv_data >> X >> Y >> Z >> O;
    recv_data >> unk1 >> speed;
    }

    // if its not good kick player???
    if (_player->GetPlayerSpeed() != speed) // Add a kick function here, with a verification msg that the player was kicked?
    {
    sLog.outError("SpeedChange player:%s is NOT correct, its set to: %f he seems to be cheating",_player->GetName(), speed);
    }
    }

}