diff --git a/sgsn/SGSN_Tests.ttcn b/sgsn/SGSN_Tests.ttcn
index 57c9e0255..77ebbcda7 100644
--- a/sgsn/SGSN_Tests.ttcn
+++ b/sgsn/SGSN_Tests.ttcn
@@ -799,6 +799,46 @@ friend function f_gmm_attach(boolean umts_aka_challenge, boolean force_gsm_sres,
 	f_sleep(0.05);
 }
 
+friend function f_bssgp_suspend(integer ran_idx := 0) runs on BSSGP_ConnHdlr return OCT1 {
+	timer T := 5.0;
+	var PDU_BSSGP rx_pdu;
+	BSSGP_SIG[ran_idx].send(ts_BSSGP_SUSPEND(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id));
+	T.start;
+	alt {
+	[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_SUSPEND_ACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id, ?)) -> value rx_pdu {
+		return rx_pdu.pDU_BSSGP_SUSPEND_ACK.suspend_Reference_Number.suspend_Reference_Number_value;
+		}
+	[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_SUSPEND_NACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id, ?)) -> value rx_pdu {
+		setverdict(fail, "SUSPEND-NACK in response to SUSPEND for TLLI ", g_pars.tlli);
+		mtc.stop;
+		}
+	[] T.timeout {
+		setverdict(fail, "No SUSPEND-ACK in response to SUSPEND for TLLI ", g_pars.tlli);
+		mtc.stop;
+		}
+	}
+	return '00'O;
+}
+
+friend function f_bssgp_resume(OCT1 susp_ref, integer ran_idx := 0) runs on BSSGP_ConnHdlr {
+	timer T := 5.0;
+	BSSGP_SIG[ran_idx].send(ts_BSSGP_RESUME(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id, susp_ref));
+	T.start;
+	alt {
+	[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_RESUME_ACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id));
+	[] BSSGP_SIG[ran_idx].receive(tr_BSSGP_RESUME_NACK(g_pars.tlli, g_pars.bssgp_cell_id[ran_idx].ra_id,
+?)) {
+		setverdict(fail, "RESUME-NACK in response to RESUME for TLLI ", g_pars.tlli);
+		mtc.stop;
+		}
+	[] T.timeout {
+		setverdict(fail, "No RESUME-ACK in response to SUSPEND for TLLI ", g_pars.tlli);
+		mtc.stop;
+		}
+	}
+}
+
+
 private function f_TC_attach(charstring id) runs on BSSGP_ConnHdlr {
 	f_gmm_attach(false, false);
 	setverdict(pass);