diff --git a/tests/p_attr/attr_check_installed.sh b/tests/p_attr/attr_check_installed.sh
index 9c0e398..9b00b43 100755
--- a/tests/p_attr/attr_check_installed.sh
+++ b/tests/p_attr/attr_check_installed.sh
@@ -8,7 +8,7 @@ t_Log "Running $0 - Checking to see if setfattr, getfattr work"
 dd if=/dev/zero of=/tmp/attrtest.img bs=1024000 count=100 &>/dev/null
 t_CheckExitStatus $?
 
-echo -e 'y\n' | mkfs.ext3 /tmp/attrtest.img
+echo -e 'y\n' | mkfs.ext3 /tmp/attrtest.img > /dev/null 2>&1
 
 mkdir /mnt/attr_test
 mount -t ext3 -o loop,user_xattr /tmp/attrtest.img /mnt/attr_test
diff --git a/tests/p_iptables/iptables_function-check_test.sh b/tests/p_iptables/iptables_function-check_test.sh
index 53475f6..66337c4 100755
--- a/tests/p_iptables/iptables_function-check_test.sh
+++ b/tests/p_iptables/iptables_function-check_test.sh
@@ -23,7 +23,7 @@ fi
 # Applying ACL
 iptables -I ${ACL}
 
-ping -q -c $COUNT -i 0.25 -w $DEADTIME 127.0.0.1
+ping -q -c $COUNT -i 0.25 -w $DEADTIME 127.0.0.1 > /dev/null 2>&1
 if [ $? == 1 ]
   then
   t_Log "iptables REJECT works fine"
diff --git a/tests/p_tcpdump/tcpdump_eth0.sh b/tests/p_tcpdump/tcpdump_eth0.sh
index ddd7ae6..a091231 100755
--- a/tests/p_tcpdump/tcpdump_eth0.sh
+++ b/tests/p_tcpdump/tcpdump_eth0.sh
@@ -16,7 +16,7 @@ if [[ $IP =~ $regex ]]
   tcpdump -q -n -p -i eth0 -w $FILE &
   # If we don't wait a short time, the first paket will be missed by tcpdump
   sleep 1
-  ping -q -c $COUNT -i 0.25 ${BASH_REMATCH[1]}
+  ping -q -c $COUNT -i 0.25 ${BASH_REMATCH[1]} > /dev/null 2>&1
   sleep 1
   killall -s SIGINT tcpdump
   sleep 1
diff --git a/tests/p_tcpdump/tcpdump_lo.sh b/tests/p_tcpdump/tcpdump_lo.sh
index 02624b9..1347168 100755
--- a/tests/p_tcpdump/tcpdump_lo.sh
+++ b/tests/p_tcpdump/tcpdump_lo.sh
@@ -11,7 +11,7 @@ COUNT='4'
 tcpdump -q -n -p -i lo -w $FILE &
 # If we don't wait a short time, the first paket will be missed by tcpdump
 sleep 1
-ping -q -c $COUNT -i 0.25 127.0.0.1
+ping -q -c $COUNT -i 0.25 127.0.0.1 > /dev/null 2>&1
 sleep 1
 killall -s SIGINT tcpdump
 sleep 1
diff --git a/tests/p_tcpdump/tcpdump_lo_ipv6.sh b/tests/p_tcpdump/tcpdump_lo_ipv6.sh
index 25be92e..c6929ae 100755
--- a/tests/p_tcpdump/tcpdump_lo_ipv6.sh
+++ b/tests/p_tcpdump/tcpdump_lo_ipv6.sh
@@ -16,7 +16,7 @@ if [[ $IP =~ $regex ]]
   tcpdump -q -n -p -i lo -w $FILE &
   # If we don't wait a short time, the first paket will be missed by tcpdump
   sleep 1
-  ping6 -q -c $COUNT -i 0.25 ::1
+  ping6 -q -c $COUNT -i 0.25 ::1 > /dev/null 2>&1
   sleep 1
   killall -s SIGINT tcpdump
   sleep 1