diff --git a/context/upf.go b/context/upf.go
index 8ff3e9ce..5fe1dd07 100644
--- a/context/upf.go
+++ b/context/upf.go
@@ -627,6 +627,9 @@ func (upf *UPF) isSupportSnssai(snssai *SNssai) bool {
 func (upf *UPF) IsDnnConfigured(sDnn string) bool {
 	//iterate through slices and check if DNN is configured
 
+	logger.CtxLog.Infof("IsDnnConfigured - sDNN: %s", sDnn)
+	logger.CtxLog.Infof("IsDnnConfigured - upf.SNssaiInfos: %v", upf.SNssaiInfos)
+
 	for _, slice := range upf.SNssaiInfos {
 		for _, dnn := range slice.DnnList {
 			if dnn.Dnn == sDnn {
diff --git a/context/user_plane_information.go b/context/user_plane_information.go
index 115fdc68..9101a9b8 100644
--- a/context/user_plane_information.go
+++ b/context/user_plane_information.go
@@ -339,6 +339,7 @@ func (upi *UserPlaneInformation) InsertSmfUserPlaneNode(name string, node *facto
 				})
 			}
 			snssaiInfos = append(snssaiInfos, snssaiInfo)
+			logger.UPNodeLog.Infof("Inserted snssai info[%v] to UPF[%v]", snssaiInfo, upNode.NodeID)
 		}
 		upNode.UPF.SNssaiInfos = snssaiInfos
 		upi.UPFs[name] = upNode