diff --git a/aqhome/libtest.c b/aqhome/libtest.c
index 2636d77..22deb46 100644
--- a/aqhome/libtest.c
+++ b/aqhome/libtest.c
@@ -110,11 +110,14 @@ void _packetReceived(AQH_SERIAL *sr, const uint8_t *ptr, uint8_t len)
   ti=GWEN_CurrentTime();
   GWEN_Time_toString(ti, "YYYY-MM-DD hh:mm:ss", dbuf);
   fprintf(stdout, "- %s: Received:\n", GWEN_Buffer_GetStart(dbuf));
-  GWEN_Text_DumpString(ptr, len, 2);
+  GWEN_Text_DumpString(ptr, len, 6);
   GWEN_Time_free(ti);
   GWEN_Buffer_free(dbuf);
 
-  if (ptr[2]==2) {
+  if (ptr[2]==1) {
+    fprintf(stdout, "-> PING\n");
+  }
+  else if (ptr[2]==2) {
     uint32_t secs;
     int packetsOut;
     int collisions;
@@ -125,11 +128,18 @@ void _packetReceived(AQH_SERIAL *sr, const uint8_t *ptr, uint8_t len)
     packetsOut=(ptr[8])+(ptr[9]<<8);
     collisions=(ptr[10])+(ptr[11]<<8);
     aborted=(ptr[12])+(ptr[13]<<8);
-    fprintf(stdout, "  -> %08x packets sent=%d, collisions=%d, aborted=%d\n",
+    fprintf(stdout, "-> SEND STATS: %08x packets sent=%d, collisions=%d, aborted=%d\n",
             (unsigned int) secs,
             packetsOut, collisions, aborted);
   }
+  else if (ptr[2]==4) {
+    int i2cAddr;
+    int availability;
 
+    i2cAddr=ptr[4];
+    availability=ptr[5];
+    fprintf(stdout, "-> I2C DEVICE %02x: %s\n", i2cAddr, (availability==0)?"not available":"FOUND");
+  }
 }