code: void deactivate() {
  
          final String methodName = "deactivate";
          if (TraceComponent.isAnyTracingEnabled() && TRACE.isEntryEnabled()) {
              SibTr.entry(this, TRACE, methodName);
          }
  
          super.deactivate();
  
          synchronized(this) {
  
            if (_remoteConnection != null) {
  
                _remoteConnection.close();
  
            }
  
          }
  
          _timer.cancel();    //PK54585
  
          if (TraceComponent.isAnyTracingEnabled() && TRACE.isEntryEnabled()) {
              SibTr.exit(this, TRACE, methodName);
          }
  
      }
docs: Called on deactivation of this endpoint.