diff --git a/testing/config/kvm/alice.xml b/testing/config/kvm/alice.xml
index 87a960003..620ce5116 100644
--- a/testing/config/kvm/alice.xml
+++ b/testing/config/kvm/alice.xml
@@ -38,12 +38,14 @@
     <interface type='network'>
       <mac address='52:54:00:9a:e2:de'/>
       <source network='vnet2'/>
+      <target dev='alice-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
     <interface type='network'>
       <mac address='52:54:00:3b:0c:d7'/>
       <source network='vnet1'/>
+      <target dev='alice-eth1'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/bob.xml b/testing/config/kvm/bob.xml
index abd30dfef..caa1631cf 100644
--- a/testing/config/kvm/bob.xml
+++ b/testing/config/kvm/bob.xml
@@ -38,6 +38,7 @@
     <interface type='network'>
       <mac address='52:54:00:40:85:6b'/>
       <source network='vnet3'/>
+      <target dev='bob-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/carol.xml b/testing/config/kvm/carol.xml
index b28892232..8f768ff5c 100644
--- a/testing/config/kvm/carol.xml
+++ b/testing/config/kvm/carol.xml
@@ -38,6 +38,7 @@
     <interface type='network'>
       <mac address='52:54:00:ae:f1:f8'/>
       <source network='vnet1'/>
+      <target dev='carol-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/dave.xml b/testing/config/kvm/dave.xml
index 880c992b0..3ae1da021 100644
--- a/testing/config/kvm/dave.xml
+++ b/testing/config/kvm/dave.xml
@@ -38,6 +38,7 @@
     <interface type='network'>
       <mac address='52:54:00:b9:15:a9'/>
       <source network='vnet1'/>
+      <target dev='dave-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/moon.xml b/testing/config/kvm/moon.xml
index 3ef3e6ec8..975e3cec6 100644
--- a/testing/config/kvm/moon.xml
+++ b/testing/config/kvm/moon.xml
@@ -38,12 +38,14 @@
     <interface type='network'>
       <mac address='52:54:00:43:e3:35'/>
       <source network='vnet2'/>
+      <target dev='moon-eth1'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
     </interface>
     <interface type='network'>
       <mac address='52:54:00:c7:b8:b0'/>
       <source network='vnet1'/>
+      <target dev='moon-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/sun.xml b/testing/config/kvm/sun.xml
index c80ce1210..9d05027f9 100644
--- a/testing/config/kvm/sun.xml
+++ b/testing/config/kvm/sun.xml
@@ -38,12 +38,14 @@
     <interface type='network'>
       <mac address='52:54:00:77:43:ea'/>
       <source network='vnet1'/>
+      <target dev='sun-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
     <interface type='network'>
       <mac address='52:54:00:0f:97:db'/>
       <source network='vnet3'/>
+      <target dev='sun-eth1'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/venus.xml b/testing/config/kvm/venus.xml
index d1e5fbca9..7a65ace75 100644
--- a/testing/config/kvm/venus.xml
+++ b/testing/config/kvm/venus.xml
@@ -38,6 +38,7 @@
     <interface type='network'>
       <mac address='52:54:00:69:d3:80'/>
       <source network='vnet2'/>
+      <target dev='venus-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
diff --git a/testing/config/kvm/vnet1.xml b/testing/config/kvm/vnet1.xml
index f9d979be1..94097ab6f 100644
--- a/testing/config/kvm/vnet1.xml
+++ b/testing/config/kvm/vnet1.xml
@@ -4,7 +4,7 @@
   <forward dev='lo' mode='route'>
     <interface dev='lo'/>
   </forward>
-  <bridge name='virbr1' stp='on' delay='0' />
+  <bridge name='test-br0' stp='on' delay='0' />
   <mac address='52:54:00:97:F9:FD'/>
   <ip address='192.168.0.254' netmask='255.255.255.0'>
   </ip>
diff --git a/testing/config/kvm/vnet2.xml b/testing/config/kvm/vnet2.xml
index 7d125bfc6..b21e7ed1f 100644
--- a/testing/config/kvm/vnet2.xml
+++ b/testing/config/kvm/vnet2.xml
@@ -4,7 +4,7 @@
   <forward dev='lo' mode='route'>
     <interface dev='lo'/>
   </forward>
-  <bridge name='virbr2' stp='on' delay='0' />
+  <bridge name='test-br1' stp='on' delay='0' />
   <mac address='52:54:00:05:F3:34'/>
   <ip address='10.1.0.254' netmask='255.255.0.0'>
   </ip>
diff --git a/testing/config/kvm/vnet3.xml b/testing/config/kvm/vnet3.xml
index 1da06c448..f46d9ec09 100644
--- a/testing/config/kvm/vnet3.xml
+++ b/testing/config/kvm/vnet3.xml
@@ -4,7 +4,7 @@
   <forward dev='lo' mode='route'>
     <interface dev='lo'/>
   </forward>
-  <bridge name='virbr3' stp='on' delay='0' />
+  <bridge name='test-br2' stp='on' delay='0' />
   <mac address='52:54:00:62:4C:69'/>
   <ip address='10.2.0.254' netmask='255.255.0.0'>
   </ip>
diff --git a/testing/config/kvm/winnetou.xml b/testing/config/kvm/winnetou.xml
index ffba7da31..9410c73b8 100644
--- a/testing/config/kvm/winnetou.xml
+++ b/testing/config/kvm/winnetou.xml
@@ -38,6 +38,7 @@
     <interface type='network'>
       <mac address='52:54:00:4b:23:fa'/>
       <source network='vnet1'/>
+      <target dev='winnetou-eth0'/>
       <model type='virtio'/>
       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
     </interface>
diff --git a/testing/start-testing b/testing/start-testing
index db582cfd7..46aa4a2cb 100755
--- a/testing/start-testing
+++ b/testing/start-testing
@@ -9,7 +9,7 @@ CONFDIR=$DIR/config/kvm
 KNLSRC=$BUILDDIR/$KERNEL/arch/x86/boot/bzImage
 KNLTARGET=/var/run/kvm-swan-kernel
 HOSTFSTARGET=/var/run/kvm-swan-hostfs
-MCASTBRS="virbr1 virbr2"
+MCASTBRS="test-br0 test-br1"
 
 echo "Starting test environment"
 
@@ -41,7 +41,7 @@ done
 for br in $MCASTBRS
 do
 	cd /sys/devices/virtual/net/$br/brif
-	for vnet in `find . -name "vnet*"`
+	for vnet in `find . -name "*eth?"`
 	do
 		echo 2 > $vnet/multicast_router
 	done