diff --git a/ci-scripts/xml_files/container_5g_f1_rfsim.xml b/ci-scripts/xml_files/container_5g_f1_rfsim.xml
index 6c95796d87..be31c6202a 100644
--- a/ci-scripts/xml_files/container_5g_f1_rfsim.xml
+++ b/ci-scripts/xml_files/container_5g_f1_rfsim.xml
@@ -86,7 +86,7 @@
         <testCase id="030021">
                 <class>Iperf</class>
                 <desc>Iperf (DL/5Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 5M -t 30 -R</iperf_args>
+                <iperf_args>-u -b 5M -t 20 -R</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -96,7 +96,7 @@
         <testCase id="030022">
                 <class>Iperf</class>
                 <desc>Iperf (UL/3Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 3M -t 30</iperf_args>
+                <iperf_args>-u -b 3M -t 20</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
diff --git a/ci-scripts/xml_files/container_5g_rfsim.xml b/ci-scripts/xml_files/container_5g_rfsim.xml
index 1709b4492d..3751b256f2 100644
--- a/ci-scripts/xml_files/container_5g_rfsim.xml
+++ b/ci-scripts/xml_files/container_5g_rfsim.xml
@@ -182,7 +182,7 @@
         <testCase id="030001">
                 <class>Iperf</class>
                 <desc>Iperf (DL/3Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 3M -t 30 -R</iperf_args>
+                <iperf_args>-u -b 3M -t 20 -R</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -192,7 +192,7 @@
         <testCase id="030002">
                 <class>Iperf</class>
                 <desc>Iperf (UL/1Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 1M -t 30</iperf_args>
+                <iperf_args>-u -b 1M -t 20</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
diff --git a/ci-scripts/xml_files/container_5g_rfsim_24prb.xml b/ci-scripts/xml_files/container_5g_rfsim_24prb.xml
index 944d9fafc6..e970c7ae3f 100644
--- a/ci-scripts/xml_files/container_5g_rfsim_24prb.xml
+++ b/ci-scripts/xml_files/container_5g_rfsim_24prb.xml
@@ -87,7 +87,7 @@
         <testCase id="030001">
                 <class>Iperf</class>
                 <desc>Iperf (DL/3Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 3M -t 30 -R</iperf_args>
+                <iperf_args>-u -b 3M -t 20 -R</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -97,7 +97,7 @@
         <testCase id="030002">
                 <class>Iperf</class>
                 <desc>Iperf (UL/1Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 1M -t 30</iperf_args>
+                <iperf_args>-u -b 1M -t 20</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
diff --git a/ci-scripts/xml_files/container_5g_rfsim_2x2.xml b/ci-scripts/xml_files/container_5g_rfsim_2x2.xml
index 9cc87f830d..8c4aa6e2e4 100644
--- a/ci-scripts/xml_files/container_5g_rfsim_2x2.xml
+++ b/ci-scripts/xml_files/container_5g_rfsim_2x2.xml
@@ -87,7 +87,7 @@
         <testCase id="030001">
                 <class>Iperf</class>
                 <desc>Iperf (DL/3Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 3M -t 30 -R</iperf_args>
+                <iperf_args>-u -b 3M -t 20 -R</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -97,7 +97,7 @@
         <testCase id="030002">
                 <class>Iperf</class>
                 <desc>Iperf (UL/1Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 1M -t 30</iperf_args>
+                <iperf_args>-u -b 1M -t 20</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
diff --git a/ci-scripts/xml_files/container_5g_rfsim_fdd_phytest.xml b/ci-scripts/xml_files/container_5g_rfsim_fdd_phytest.xml
index 3020f63055..7c50eb7fea 100644
--- a/ci-scripts/xml_files/container_5g_rfsim_fdd_phytest.xml
+++ b/ci-scripts/xml_files/container_5g_rfsim_fdd_phytest.xml
@@ -88,7 +88,7 @@
         <testCase id="030011">
                 <class>Iperf</class>
                 <desc>Iperf (DL/30kbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 0.03M -t 30 -R -c 10.0.1.1</iperf_args>
+                <iperf_args>-u -b 0.03M -t 20 -R -c 10.0.1.1</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_gnb_nos1</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -98,7 +98,7 @@
         <testCase id="030012">
                 <class>Iperf</class>
                 <desc>Iperf (UL/30kbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 0.03M -t 30 -c 10.0.1.1</iperf_args>
+                <iperf_args>-u -b 0.03M -t 20 -c 10.0.1.1</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_gnb_nos1</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
diff --git a/ci-scripts/xml_files/container_5g_rfsim_u0_25prb.xml b/ci-scripts/xml_files/container_5g_rfsim_u0_25prb.xml
index 964e1f6ac4..64f19e1314 100644
--- a/ci-scripts/xml_files/container_5g_rfsim_u0_25prb.xml
+++ b/ci-scripts/xml_files/container_5g_rfsim_u0_25prb.xml
@@ -87,7 +87,7 @@
         <testCase id="030001">
                 <class>Iperf</class>
                 <desc>Iperf (DL/3Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 3M -t 30 -R</iperf_args>
+                <iperf_args>-u -b 3M -t 20 -R</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>
@@ -97,7 +97,7 @@
         <testCase id="030002">
                 <class>Iperf</class>
                 <desc>Iperf (UL/1Mbps/UDP)(30 sec)</desc>
-                <iperf_args>-u -b 1M -t 30</iperf_args>
+                <iperf_args>-u -b 1M -t 20</iperf_args>
                 <id>rfsim5g_ue</id>
                 <svr_id>rfsim5g_ext_dn</svr_id>
                 <iperf_packetloss_threshold>5</iperf_packetloss_threshold>