diff --git a/ci-scripts/cls_oaicitest.py b/ci-scripts/cls_oaicitest.py
index fb4693b73e..7458d2d964 100644
--- a/ci-scripts/cls_oaicitest.py
+++ b/ci-scripts/cls_oaicitest.py
@@ -2266,7 +2266,7 @@ class OaiCiTest():
 				SSH.open(Module_UE.HostIPAddress, Module_UE.HostUsername, Module_UE.HostPassword)
 				cmd = 'rm ' + server_filename
 				SSH.command(cmd,'\$',5)
-				cmd = 'echo $USER; nohup iperf -s -B ' + UE_IPAddress + ' -u  2>&1 > ' + server_filename
+				cmd = 'echo $USER; nohup iperf -s -B ' + UE_IPAddress + ' -u &  2>&1 > ' + server_filename
 				SSH.command(cmd,'\$',5)
 				SSH.close()
 				#client side EPC
@@ -2341,7 +2341,7 @@ class OaiCiTest():
 				SSH.open(Module_UE.HostIPAddress, Module_UE.HostUsername, Module_UE.HostPassword)
 				cmd = 'rm iperf_server_' +  self.testCase_id + '_' + self.ue_id + '.log'
 				SSH.command(cmd,'\$',5)
-				cmd = 'echo $USER; nohup /opt/iperf-2.0.10/iperf -s -B ' + UE_IPAddress + ' -u  2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log' 
+				cmd = 'echo $USER; nohup /opt/iperf-2.0.10/iperf -s -B ' + UE_IPAddress + ' -u 2&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log &' 
 				SSH.command(cmd,'\$',5)
 				SSH.close()
 				#client side EPC
@@ -2364,7 +2364,7 @@ class OaiCiTest():
 				SSH.open(EPC.IPAddress, EPC.UserName, EPC.Password)
 				cmd = 'rm iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
 				SSH.command(cmd,'\$',5)
-				cmd = 'echo $USER; nohup iperf -s -u 2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log'
+				cmd = 'echo $USER; nohup iperf -s -u 2>&1 > iperf_server_' + self.testCase_id + '_' + self.ue_id + '.log  &'
 				SSH.command(cmd,'\$',5)
 				SSH.close()
 
diff --git a/ci-scripts/xml_files/fr1_nsa_2x2_quectel.xml b/ci-scripts/xml_files/fr1_nsa_2x2_quectel.xml
index 7a7985ebb5..7637a3b543 100644
--- a/ci-scripts/xml_files/fr1_nsa_2x2_quectel.xml
+++ b/ci-scripts/xml_files/fr1_nsa_2x2_quectel.xml
@@ -107,7 +107,7 @@
 		<class>Ping</class>
 		<desc>Ping: 100pings in 20sec</desc>
 		<id>nrmodule2_quectel</id>
-		<ping_args>-c 100 -i 0.2</ping_args>
+		<ping_args>-c 100 -i 0,2</ping_args>
 		<ping_packetloss_threshold>5</ping_packetloss_threshold>
 	</testCase>