diff --git a/public-trunk/GSM/GSML2LAPDm.cpp b/public-trunk/GSM/GSML2LAPDm.cpp
index df08d47..e367c6f 100644
--- a/public-trunk/GSM/GSML2LAPDm.cpp
+++ b/public-trunk/GSM/GSML2LAPDm.cpp
@@ -980,10 +980,9 @@ void L2LAPDm::sendIFrame(const BitVector& payload, bool MBit)
 bool L2LAPDm::stuckChannel(const L2Frame& frame)
 {
 	// Check for excessive idling.
-	//if (frame.DCCHIdle()) mIdleCount++;
-	//else mIdleCount=0;
-	//return mIdleCount > maxIdle();
-	return false;
+	if (frame.DCCHIdle()) mIdleCount++;
+	else mIdleCount=0;
+	return mIdleCount > maxIdle();
 }