diff --git a/ports/run/netperf.run b/ports/run/netperf.run
index 48ea551636..2a0fbbdb40 100644
--- a/ports/run/netperf.run
+++ b/ports/run/netperf.run
@@ -16,24 +16,39 @@ if {![file exists bin/netperf_host]} {
 	exit 1
 }
 
+# sanity check that the right version is used
 spawn bin/netperf_host -V
 expect {
 	{Netperf version 2.6.0}  { }
 	eof     { puts "\nError: unsupported netperf version.\n"; exit 1 }
 }
 
+# netperf configuration
+set packet_size 1024
+set netperf_tests "TCP_STREAM TCP_MAERTS"
+
+# network configuration
+set use_nic_bridge      0
+set use_usb_11          "no"
+set use_usb_20          "yes"
+set use_usb_30          "no"
+
+# start run script generation 
+set use_usb_driver      [expr [have_spec omap4] || [have_spec exynos5]]
+set use_nic_driver      [expr !$use_usb_driver]
+set use_platform_driver [expr $use_usb_driver && [have_spec foc_arndale]]
+if {$use_usb_driver}    { set network_driver "usb_drv" }
+if {$use_nic_driver}    { set network_driver "nic_drv" }
+
 set build_components {
 	core init
 	drivers/pci drivers/timer drivers/nic
 	app/netperf
 }
 
-set use_usb_driver      [expr [have_spec omap4] || [have_spec exynos5]]
-set use_nic_driver      [expr !$use_usb_driver]
-set use_platform_driver [expr $use_usb_driver && [have_spec foc_arndale]]
-
 lappend_if $use_usb_driver      build_components drivers/usb
 lappend_if $use_platform_driver build_components drivers/platform
+lappend_if $use_nic_bridge      build_components server/nic_bridge
 lappend_if [have_spec acpi]     build_components drivers/acpi
 lappend_if [have_spec pci]      build_components drivers/pci/device_pd
 
@@ -63,18 +78,10 @@ set config {
 	<default-route>
 		<any-service> <parent/> <any-child/> </any-service>
 	</default-route>
+
 	<start name="timer">
 		<resource name="RAM" quantum="1M"/>
 		<provides> <service name="Timer"/> </provides>
-	</start>
-	<start name="netserver_genode">
-		<resource name="RAM" quantum="16M"/>
-		<config>
-			<arg value="netserver"/>
-			<arg value="-D"/>
-			<arg value="-4"/>
-			<arg value="-f"/>
-		</config>
 	</start> }
 
 append_if $use_platform_driver config {
@@ -83,13 +90,30 @@ append_if $use_platform_driver config {
 		<provides><service name="Regulator"/></provides>
 	</start>}
 
+append_if $use_nic_bridge config {
+	<start name="nic_bridge">
+		<resource name="RAM" quantum="2M"/>
+		<provides><service name="Nic"/></provides>
+		<config/>
+		<route>
+			<service name="Nic"> }
+append_if $use_nic_bridge config "
+			<child name=\"$network_driver\"/>"
+append_if $use_nic_bridge config {
+			</service>
+			<any-service> <parent/> <any-child/> </any-service>
+		</route>
+	</start> }
+
 append_if $use_usb_driver config {
 	<start name="usb_drv">
 		<resource name="RAM" quantum="12M"/>
 		<provides>
 			<service name="Nic"/>
-		</provides>
-		<config uhci="no" ehci="yes" xhci="no">
+		</provides>}
+append_if $use_usb_driver config "
+		<config uhci=\"$use_usb_11\" ehci=\"$use_usb_20\" xhci=\"$use_usb_30\">"
+append_if $use_usb_driver config {
 			<nic mac="2e:60:90:0c:4e:05" />
 		</config>
 	</start>}
@@ -121,6 +145,21 @@ append_if [expr ![have_spec acpi] && [have_spec pci]] config {
 	</start> }
 
 append config {
+	<start name="netserver_genode">
+		<resource name="RAM" quantum="16M"/>
+		<config>
+			<arg value="netserver"/>
+			<arg value="-D"/>
+			<arg value="-4"/>
+			<arg value="-f"/>
+		</config>}
+append_if $use_nic_bridge config {
+		<route>
+			<service name="Nic"> <child name="nic_bridge"/> </service>
+			<any-service> <parent/> <any-child/> </any-service>
+		</route>}
+append config {
+	</start>
 </config>
 }
 
@@ -138,6 +177,8 @@ set boot_modules {
 	netserver_genode
 }
 
+lappend_if $use_nic_bridge boot_modules nic_bridge
+
 # platform-specific modules
 lappend_if $use_platform_driver      boot_modules platform_drv
 lappend_if [have_spec acpi]          boot_modules acpi_drv
@@ -173,31 +214,44 @@ if [is_qemu_available] {
 }
 
 # start netperf client connecting to netperf server running native on Genode
-set packet_size 1024
-
-set netperf_tests "TCP_STREAM TCP_MAERTS"
-
 foreach netperf_test $netperf_tests {
+	puts "\n---------------------------- $netperf_test -----------------------"
+
 	spawn bin/netperf_host -H $ip_addr -P 1 -v 2 -t $netperf_test -c -C -- -m $packet_size -P 49153,49153
 	set netperf_id $spawn_id
 
 	run_genode_until "Segment" 60 $netperf_id
 
-	# format output understandable for post proccessing scripts
+	# get throughput from netperf output
 	set throughput [regexp -all -inline {([0-9]+[ ]+){3}[0-9]+\.[0-9]+[ ]+[0-9]+\.[0-9]+} $output]
 	set throughput [regexp -all -inline {[0-9]+\.[0-9]+} $throughput]
-	puts "! PERF: tcp_stream [lindex $throughput 1] MBit/s ok"
 
-	# calculate packets per second rate and print it
+	# calculate packets per second rate
 	set all_bytes [regexp -all -inline {([0-9]+[ ]+){5}} $output]
 	set all_bytes [lindex $all_bytes 0 4]
 
 	set elapsed_time [regexp -all -inline {([0-9]+[ ]+){3}[0-9]+\.[0-9]+[ ]+} $output]
 	set elapsed_time [lindex $elapsed_time 0 3]
+	set packets_second [expr $all_bytes / $packet_size / $elapsed_time]
 
 	puts "\ncalculation: overall bytes / size per packet / time = packets per second"
 	puts -nonewline "             $all_bytes Bytes / $packet_size Bytes / $elapsed_time s = "
-	puts "[format %8.0f [expr $all_bytes / $packet_size / $elapsed_time]] packets/s\n"
+	puts "[format %8.0f $packets_second] packets/s\n"
+
+	# format output parseable for post proccessing scripts
+	foreach i {0 1} {
+		puts -nonewline "! PERF: $netperf_test"
+		if {$use_nic_bridge} { puts -nonewline "_bridge" }
+		if {$use_usb_driver} {
+			if {![string compare $use_usb_11 "yes"]} { puts -nonewline "_uhci" }
+			if {![string compare $use_usb_20 "yes"]} { puts -nonewline "_ohci" }
+			if {![string compare $use_usb_30 "yes"]} { puts -nonewline "_xhci" }
+		}
+		if {$i == 0} { puts -nonewline "              [lindex $throughput 1] MBit/s ok" }
+		if {$i == 1} { puts -nonewline "_packet_$packet_size [format %6.0f $packets_second] packets/s ok" }
+		if {$i >  1} { puts -nonewline "              0 unknown err" }
+		puts ""
+	}
 }