diff --git a/src/blackmisc/simulation/matchinglog.cpp b/src/blackmisc/simulation/matchinglog.cpp
new file mode 100644
index 000000000..67b4a0b99
--- /dev/null
+++ b/src/blackmisc/simulation/matchinglog.cpp
@@ -0,0 +1,55 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
+ * or distributed except according to the terms contained in the LICENSE file.
+ */
+
+#include "matchinglog.h"
+#include <QStringList>
+
+namespace BlackMisc
+{
+    namespace Simulation
+    {
+        //! Log flag to string
+        const QString &matchingLogFlagToString(MatchingLogFlag logFlag)
+        {
+            static const QString logNothing("nothing");
+            static const QString logModelstring("model string");
+            static const QString logStepwiseReduce("step wise reduce");
+            static const QString logScoring("scoring");
+            static const QString logCombinedDefaultType("combined default type");
+            static const QString logSimplified("simplified");
+            static const QString logAll("all");
+
+            switch (logFlag)
+            {
+            case MatchingLogCombinedDefaultType: return logCombinedDefaultType;
+            case MatchingLogNothing:        return logNothing;
+            case MatchingLogModelstring:    return logModelstring;
+            case MatchingLogStepwiseReduce: return logStepwiseReduce;
+            case MatchingLogScoring:        return logScoring;
+            case MatchingLogSimplified:     return logSimplified;
+            case MatchingLogAll:            return logAll;
+            default: break;
+            }
+
+            static const QString unknown("unknown");
+            return unknown;
+        }
+
+        //! Log flag to string
+        const QString matchingLogToString(MatchingLog log)
+        {
+            if (log == MatchingLogNothing) { return matchingLogFlagToString(MatchingLogNothing); }
+            QStringList l;
+            if (log.testFlag(MatchingLogCombinedDefaultType)) { l << matchingLogFlagToString(MatchingLogCombinedDefaultType); }
+            if (log.testFlag(MatchingLogModelstring))    { l << matchingLogFlagToString(MatchingLogModelstring); }
+            if (log.testFlag(MatchingLogStepwiseReduce)) { l << matchingLogFlagToString(MatchingLogStepwiseReduce); }
+            if (log.testFlag(MatchingLogScoring))        { l << matchingLogFlagToString(MatchingLogScoring); }
+            return l.join(", ");
+        }
+    } // ns
+} // ns
diff --git a/src/blackmisc/simulation/matchinglog.h b/src/blackmisc/simulation/matchinglog.h
new file mode 100644
index 000000000..638103826
--- /dev/null
+++ b/src/blackmisc/simulation/matchinglog.h
@@ -0,0 +1,48 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
+ * or distributed except according to the terms contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKMISC_SIMULATION_MATCHINGLOG_H
+#define BLACKMISC_SIMULATION_MATCHINGLOG_H
+
+#include "blackmisc/blackmiscexport.h"
+#include <QStringList>
+#include <QMetaType>
+
+namespace BlackMisc
+{
+    namespace Simulation
+    {
+        //! What to log
+        enum MatchingLogFlag
+        {
+            MatchingLogNothing             = 0,
+            MatchingLogIntro               = 1 << 0,
+            MatchingLogModelstring         = 1 << 1,
+            MatchingLogStepwiseReduce      = 1 << 2,
+            MatchingLogScoring             = 1 << 3,
+            MatchingLogCombinedDefaultType = 1 << 4,
+            MatchingLogSimplified = MatchingLogIntro,
+            MatchingLogAll        = MatchingLogModelstring | MatchingLogStepwiseReduce | MatchingLogScoring | MatchingLogCombinedDefaultType
+        };
+        Q_DECLARE_FLAGS(MatchingLog, MatchingLogFlag)
+
+        //! Log flag to string
+        BLACKMISC_EXPORT const QString matchingLogToString(MatchingLog log);
+
+        //! Log flag to string
+        BLACKMISC_EXPORT const QString &matchingLogFlagToString(MatchingLogFlag logFlag);
+    } // ns
+} // ns
+
+Q_DECLARE_METATYPE(BlackMisc::Simulation::MatchingLog)
+Q_DECLARE_METATYPE(BlackMisc::Simulation::MatchingLogFlag)
+Q_DECLARE_OPERATORS_FOR_FLAGS(BlackMisc::Simulation::MatchingLog)
+
+#endif // guard
diff --git a/src/blackmisc/simulation/registermetadatasimulation.cpp b/src/blackmisc/simulation/registermetadatasimulation.cpp
index d856a5c99..b8104b07d 100644
--- a/src/blackmisc/simulation/registermetadatasimulation.cpp
+++ b/src/blackmisc/simulation/registermetadatasimulation.cpp
@@ -28,7 +28,6 @@ namespace BlackMisc
             CDistributor::registerMetadata();
             CDistributorList::registerMetadata();
             CDistributorListPreferences::registerMetadata();
-            qDBusRegisterMetaType<CInterpolationAndRenderingSetupBase::InterpolatorMode>();
             CInterpolationAndRenderingSetupPerCallsign::registerMetadata();
             CInterpolationAndRenderingSetupGlobal::registerMetadata();
             CInterpolationSetupList::registerMetadata();
@@ -48,14 +47,24 @@ namespace BlackMisc
             CSwiftPluginSettings::registerMetadata();
             CVPilotModelRule::registerMetadata();
             CVPilotModelRuleSet::registerMetadata();
+            CAircraftMatcherSetup::registerMetadata();
+
             qRegisterMetaType<CAircraftMatcherSetup::MatchingAlgorithm>();
             qRegisterMetaType<CAircraftMatcherSetup::MatchingMode>();
             qRegisterMetaType<CAircraftMatcherSetup::MatchingModeFlag>();
+            qRegisterMetaType<MatchingLog>();
+            qRegisterMetaType<MatchingLogFlag>();
             qRegisterMetaType<CAircraftMatcherSetup::PickSimilarStrategy>();
+            qRegisterMetaType<ReverseLookupLoggingFlag>();
+            qRegisterMetaType<ReverseLookupLogging>();
+
+            // the ones generate with Q_DECLARE_FLAGS fail here
+            qDBusRegisterMetaType<CInterpolationAndRenderingSetupBase::InterpolatorMode>();
             qDBusRegisterMetaType<CAircraftMatcherSetup::MatchingAlgorithm>();
             qDBusRegisterMetaType<CAircraftMatcherSetup::MatchingModeFlag>();
+            qDBusRegisterMetaType<MatchingLogFlag>();
             qDBusRegisterMetaType<CAircraftMatcherSetup::PickSimilarStrategy>();
-            CAircraftMatcherSetup::registerMetadata();
+            qDBusRegisterMetaType<ReverseLookupLoggingFlag>();
         }
     } // ns
 } // ns
diff --git a/src/blackmisc/simulation/reverselookup.h b/src/blackmisc/simulation/reverselookup.h
new file mode 100644
index 000000000..a3292bb0f
--- /dev/null
+++ b/src/blackmisc/simulation/reverselookup.h
@@ -0,0 +1,36 @@
+/* Copyright (C) 2019
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
+ * or distributed except according to the terms contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKMISC_SIMULATION_REVERSELOOKUP_H
+#define BLACKMISC_SIMULATION_REVERSELOOKUP_H
+
+#include <QMetaType>
+
+namespace BlackMisc
+{
+    namespace Simulation
+    {
+            //! Lookup log.messages
+            enum ReverseLookupLoggingFlag
+            {
+                RevLogDisabled          = 0,
+                RevLogEnabled           = 1 << 0,
+                RevLogSimplifiedInfo    = 1 << 1,
+                RevLogEnabledSimplified = RevLogEnabled | RevLogSimplifiedInfo
+            };
+            Q_DECLARE_FLAGS(ReverseLookupLogging, ReverseLookupLoggingFlag)
+    } // ns
+} // ns
+
+Q_DECLARE_METATYPE(BlackMisc::Simulation::ReverseLookupLogging)
+Q_DECLARE_METATYPE(BlackMisc::Simulation::ReverseLookupLoggingFlag)
+Q_DECLARE_OPERATORS_FOR_FLAGS(BlackMisc::Simulation::ReverseLookupLogging)
+
+#endif // guard
diff --git a/src/blackmisc/simulation/simulation.h b/src/blackmisc/simulation/simulation.h
index ab6be142c..3eecd206b 100644
--- a/src/blackmisc/simulation/simulation.h
+++ b/src/blackmisc/simulation/simulation.h
@@ -22,6 +22,8 @@
 #include "blackmisc/simulation/interpolationrenderingsetup.h"
 #include "blackmisc/simulation/interpolationsetuplist.h"
 #include "blackmisc/simulation/matchingstatistics.h"
+#include "blackmisc/simulation/matchinglog.h"
+#include "blackmisc/simulation/reverselookup.h"
 #include "blackmisc/simulation/simulatedaircraft.h"
 #include "blackmisc/simulation/simulatedaircraftlist.h"
 #include "blackmisc/simulation/simulatorinfolist.h"