diff --git a/apps/reg_agent/RegistrationAgent.cpp b/apps/reg_agent/RegistrationAgent.cpp
index 6e119996..a92f4d8d 100644
--- a/apps/reg_agent/RegistrationAgent.cpp
+++ b/apps/reg_agent/RegistrationAgent.cpp
@@ -34,6 +34,7 @@
 #include "log.h"
 
 #include <unistd.h>
+#include "ampi/SIPRegistrarClientAPI.h"
 
 #define MOD_NAME "reg_agent"
 
@@ -159,7 +160,8 @@ bool RegThread::check_registration(const RegInfo& ri) {
 	  return false; // does not exist
 	int state = res.get(1).asInt();
 	int expires = res.get(2).asInt();
-	DBG("Got state %ud with expires %ud for registration.\n", state, expires);
+	DBG("Got state %s with expires %us for registration.\n", 
+	    getSIPRegistationStateString(state), expires);
 	if (state == 2) // expired ... FIXME: add values from API here
 	  return false;
 	// else pending or active
diff --git a/core/ampi/SIPRegistrarClientAPI.h b/core/ampi/SIPRegistrarClientAPI.h
index c8d24864..1a3bc050 100644
--- a/core/ampi/SIPRegistrarClientAPI.h
+++ b/core/ampi/SIPRegistrarClientAPI.h
@@ -45,4 +45,13 @@ struct SIPRegistrationEvent : public AmEvent {
 	};
 };
 
+char* getSIPRegistationStateString(unsigned int s) {
+  switch (s) {
+  case 0: return "RegisterPending";
+  case 1: return "RegisterActive";
+  case 2: return "RegisterExpired";
+  default: return "unknown";
+  }
+}
+
 #endif