diff --git a/board/common/overlay/etc/init.d/S40network b/board/common/overlay/etc/init.d/S40network
index 989ae758a3..437d0d6d5d 100755
--- a/board/common/overlay/etc/init.d/S40network
+++ b/board/common/overlay/etc/init.d/S40network
@@ -83,6 +83,10 @@ start_wlan() {
         return 1
     fi
 
+    if [ -n "$mtu" ]; then
+        ip link set mtu $mtu dev $wlan
+    fi
+
     if [ -n "$static_ip" ]; then
         msg_done $static_ip
         ifconfig $wlan $static_ip up
@@ -125,7 +129,7 @@ start_eth() {
         fi
     done
 
-    # wait up to link_nego_timeout seconds for link
+    # wait up to $link_nego_timeout seconds for link
     count=0
     while [ "$(cat /sys/class/net/$eth/carrier 2>&1)" != "1" ]; do
         sleep 1
@@ -135,6 +139,10 @@ start_eth() {
             return 1
         fi
     done
+    
+    if [ -n "$mtu" ]; then
+        ip link set mtu $mtu dev $eth
+    fi
 
     if [ -n "$static_ip" ]; then
         msg_done $static_ip
diff --git a/board/raspberrypi/overlay/usr/bin/motion b/board/raspberrypi/overlay/usr/bin/motion
deleted file mode 100755
index 1244c595cc..0000000000
--- a/board/raspberrypi/overlay/usr/bin/motion
+++ /dev/null
@@ -1,36 +0,0 @@
-#!/bin/bash
-
-MOTION_SVN="/usr/bin/motion-svn"
-MOTION_MRDAVE="/usr/bin/motion-mrdave"
-MOTION_MMAL="/usr/bin/motion-mmal"
-
-if [ "$1" == "-h" ]; then
-    # when asked about version, always report MrDave's,
-    # as it's the most featureful one
-    motion=$MOTION_MRDAVE
-
-else
-    conf_count=$(ls -1 /data/etc/thread-*.conf 2>/dev/null | wc -l)
-
-    if [ "$conf_count" -eq 0 ]; then # no cameras
-        motion=$MOTION_MRDAVE
-
-    elif [ "$conf_count" -eq 1 ]; then # one camera
-        if cat /data/etc/thread-*.conf | grep -E '^videodevice' &>/dev/null && 
-           lsmod | grep bcm2835_v4l2 &>/dev/null; then # RPI CSI camera module
-
-            motion=$MOTION_MMAL
-        else
-            motion=$MOTION_MRDAVE
-        
-        fi
-        
-    else # two or more cameras
-        motion=$MOTION_MRDAVE
-    fi
-fi
-
-echo "using motion binary $motion"
-
-exec $motion "$@"
-
diff --git a/board/raspberrypi2/overlay/usr/bin/motion b/board/raspberrypi2/overlay/usr/bin/motion
deleted file mode 100755
index 1244c595cc..0000000000
--- a/board/raspberrypi2/overlay/usr/bin/motion
+++ /dev/null
@@ -1,36 +0,0 @@
-#!/bin/bash
-
-MOTION_SVN="/usr/bin/motion-svn"
-MOTION_MRDAVE="/usr/bin/motion-mrdave"
-MOTION_MMAL="/usr/bin/motion-mmal"
-
-if [ "$1" == "-h" ]; then
-    # when asked about version, always report MrDave's,
-    # as it's the most featureful one
-    motion=$MOTION_MRDAVE
-
-else
-    conf_count=$(ls -1 /data/etc/thread-*.conf 2>/dev/null | wc -l)
-
-    if [ "$conf_count" -eq 0 ]; then # no cameras
-        motion=$MOTION_MRDAVE
-
-    elif [ "$conf_count" -eq 1 ]; then # one camera
-        if cat /data/etc/thread-*.conf | grep -E '^videodevice' &>/dev/null && 
-           lsmod | grep bcm2835_v4l2 &>/dev/null; then # RPI CSI camera module
-
-            motion=$MOTION_MMAL
-        else
-            motion=$MOTION_MRDAVE
-        
-        fi
-        
-    else # two or more cameras
-        motion=$MOTION_MRDAVE
-    fi
-fi
-
-echo "using motion binary $motion"
-
-exec $motion "$@"
-
diff --git a/board/raspberrypi3/overlay/usr/bin/motion b/board/raspberrypi3/overlay/usr/bin/motion
deleted file mode 100755
index 1244c595cc..0000000000
--- a/board/raspberrypi3/overlay/usr/bin/motion
+++ /dev/null
@@ -1,36 +0,0 @@
-#!/bin/bash
-
-MOTION_SVN="/usr/bin/motion-svn"
-MOTION_MRDAVE="/usr/bin/motion-mrdave"
-MOTION_MMAL="/usr/bin/motion-mmal"
-
-if [ "$1" == "-h" ]; then
-    # when asked about version, always report MrDave's,
-    # as it's the most featureful one
-    motion=$MOTION_MRDAVE
-
-else
-    conf_count=$(ls -1 /data/etc/thread-*.conf 2>/dev/null | wc -l)
-
-    if [ "$conf_count" -eq 0 ]; then # no cameras
-        motion=$MOTION_MRDAVE
-
-    elif [ "$conf_count" -eq 1 ]; then # one camera
-        if cat /data/etc/thread-*.conf | grep -E '^videodevice' &>/dev/null && 
-           lsmod | grep bcm2835_v4l2 &>/dev/null; then # RPI CSI camera module
-
-            motion=$MOTION_MMAL
-        else
-            motion=$MOTION_MRDAVE
-        
-        fi
-        
-    else # two or more cameras
-        motion=$MOTION_MRDAVE
-    fi
-fi
-
-echo "using motion binary $motion"
-
-exec $motion "$@"
-