Monolithic Digital Trunk Class http://www.eventhelix.com/realtimemantra/object_oriented/object_design_tips_2.htm

monolithic-digital-trunk.cpp

class DigitTrunk
{
    Status m_status;
    Timeslot m_timeslot[MAX_TIMESLOT_PER_TRUNK];

    
    int m_signalingTimeslot;
    int m_signalingStatus;
    . . .
    
    int m_errorThreshold;
    int m_localErrorRate;
    int m_remoteErrorRate;
    . . .
public:

    . . .
    void HandleSignalingRequest();
    void SendSignalingIndication();
    . . .
    
    void HandleRemoteError();
    void HandleLocalError();    
    . . .
};