diff --git a/sgsn/SGSN_Tests.default b/sgsn/SGSN_Tests.default
index 256c9c9..6d120fb 100644
--- a/sgsn/SGSN_Tests.default
+++ b/sgsn/SGSN_Tests.default
@@ -1,5 +1,11 @@
 [LOGGING]
+FileMask := LOG_ALL | TTCN_MATCHING;
+
 "IPA-CTRL-IPA".FileMask := ERROR | WARNING;
+"SGSN_Test-GSUP-IPA".FileMask := ERROR | WARNING;
+"SGSN_Test-Gb0-NS".FileMask := ERROR | WARNING;
+"SGSN_Test-Gb0-BSSGP".FileMask := ERROR | WARNING;
+"SGSN_Test-GSUP".FileMask := ERROR | WARNING;
 
 [TESTPORT_PARAMETERS]
 *.SGSNVTY.CTRL_MODE := "client"