diff --git a/tests/p_network/network_device_test.sh b/tests/p_network/network_device_test.sh
index 0235fea..ef7369c 100755
--- a/tests/p_network/network_device_test.sh
+++ b/tests/p_network/network_device_test.sh
@@ -3,6 +3,8 @@
 
 t_Log "Running $0 - Check if a least one network device is available."
 
-ifconfig | grep -q eth0
+ifconfig | grep -q ether
+
+export eth_int=$(ip addr|grep -B 1 "link/ether"|head -n 1|awk '{print $2}'|tr -d ':')
 
 t_CheckExitStatus $?
diff --git a/tests/p_network/networking_enabled_test.sh b/tests/p_network/networking_enabled_test.sh
index 84e54c2..9131395 100755
--- a/tests/p_network/networking_enabled_test.sh
+++ b/tests/p_network/networking_enabled_test.sh
@@ -3,7 +3,10 @@
 
 t_Log "Running $0 - Check if networking is enabled."
 
-grep -Eqi "NETWORKING=.*yes" /etc/sysconfig/network
-
-
-t_CheckExitStatus $?
+if [ "$centos_ver" = "7" ] ; then
+ t_Log "CentOS $centos_ver -> SKIP"
+ exit 0
+else
+ grep -Eqi "NETWORKING=.*yes" /etc/sysconfig/network
+ t_CheckExitStatus $?
+fi
diff --git a/tests/p_network/networking_vlan_test.sh b/tests/p_network/networking_vlan_test.sh
index c4b2c30..9a6f655 100755
--- a/tests/p_network/networking_vlan_test.sh
+++ b/tests/p_network/networking_vlan_test.sh
@@ -11,9 +11,12 @@ then
 fi  
 
 t_Log 'This is no C5-system, commencing test'
-# create VLAN-IF 10 on eth0
-ip link add dev eth0.10 link eth0 type vlan id 10
-ip addr list | grep -q eth0.10
+
+export eth_int=$(ip addr|grep -B 1 "link/ether"|head -n 1|awk '{print $2}'|tr -d ':')
+
+# create VLAN-IF 10 on ethernet device
+ip link add dev ${eth_int}.10 link ${eth_int} type vlan id 10
+ip addr list | grep -q ${eth_int}.10
 if [ $? == 1 ]
   then
   t_Log "VLAN-IF creation failed"
@@ -23,29 +26,29 @@ else
 fi
 
 #assign IP address on VLAN-IF
-ip address add 172.16.30.1/32 dev eth0.10
+ip address add 172.16.30.1/32 dev ${eth_int}.10
 ip addr list | grep -q 172.16.30.1
 if [ $? == 1 ]
   then
-  t_Log "IP address assignment on eth0.10 failed"
+  t_Log "IP address assignment on ${eth_int}.10 failed"
   ret_val=1
 else
-  t_Log "IP address successfully assigned on eth0.10"
+  t_Log "IP address successfully assigned on ${eth_int}.10"
 fi
 
 #testing address with ping
 ping -c 4 -q 172.16.30.1 | grep -q '4 received'
 if [ $? == 1 ]
   then
-  t_Log "pinging on eth0.10 failed"
+  t_Log "pinging on ${eth_int}.10 failed"
   ret_val=1
 else
   t_Log "local ping on VLAN IF worked"
 fi
 
-# delete VLAN-IF 10 on eth0
-ip link delete eth0.10
-ip addr list | grep -q eth0.10
+# delete VLAN-IF 10 on ethernet interface
+ip link delete ${eth_int}.10
+ip addr list | grep -q ${eth_int}.10
 if [ $? == 0 ]
   then
   t_Log "Removing VLAN IF failed"