ተግባር ተጨማሪ ምልክቶች ክትትል-ሲከናወን, ጥሪዎች, ወይም ግምገማዎች በአሁኑ በትክክል መስራት መሣሪያ አለ ለማረጋገጥ.
Operation Tracking-Viewing additional signals, calls, or gauges to make sure there is an appliance currently working properly.