diff --git a/plugins/dynamix/Eth0.page b/plugins/dynamix/Eth0.page
index 5a64a8ae7..b9d4f8fe3 100644
--- a/plugins/dynamix/Eth0.page
+++ b/plugins/dynamix/Eth0.page
@@ -20,28 +20,23 @@ $template = '/usr/local/emhttp/webGui/EthX.page';
 $ini = '/var/local/emhttp/network.ini';
 $validIP = '(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)';
 
-function normalize($name) {
-  return ucfirst(trim($name));
-}
-
 // get available ethernet ports (excluding eth0)
 exec("ip -br addr|grep -Po '^eth[1-9]+\s'",$ports);
-$ports = array_map('normalize', $ports);
+$ports = array_map('trim', $ports);
 
 // remove non-existing ethernet ports
 foreach (glob('/usr/local/emhttp/webGui/Eth[1-9]*.page',GLOB_NOSORT) as $port) {
-  if (!in_array(basename($port,'.page'), $ports)) {
+  if (!in_array(basename(strtolower($port),'.page'), $ports)) {
     @unlink($port);
     $build = true;
   }
 }
 // add new ethernet ports
 foreach ($ports as $port) {
-  $file = "/usr/local/emhttp/webGui/$port.page";
+  $file = "/usr/local/emhttp/webGui/".ucfirst($port).".page";
   if (!file_exists($file)) {
     copy($template, $file);
-    $eth = strtolower($port);
-    exec("sed -i 's/x-settings/NetworkSettings/;s/ethX/$eth/g' $file");
+    exec("sed -i 's/x-settings/NetworkSettings/;s/ethX/$port/g' $file");
     $build = true;
   }
 }
@@ -55,7 +50,8 @@ if (isset($eth0)) foreach ($eth0 as $key => $val) if (substr($key,0,6)=='VLANID'
 ?>
 <style>
 span.pin i{font-size:16px;cursor:pointer;}
-span.no-int{color:#E68A00;}
+span.unset{color:#E68A00;}
+span.member{color:#00529B;}
 div.shade-white{background-color:#F8F8F8;}
 div.shade-black{background-color:#0C0C0C;}
 </style>
@@ -202,8 +198,9 @@ function removeVLAN(element,disabled) {
   $(element).remove();
   $('#index-'+id[1]+'-0').find('select').first().trigger('change');
 }
-function disableForm(form) {
+function disableForm(form,member) {
   $(form).find('input,select').not('input[value="Done"]').prop('disabled',true);
+  if (member) $(form).find('input[name^="DESCRIPTION"],input[name^="#"]').prop('disabled',false);
 }
 var stopEvent = false;
 function exitCode(form,key) {
@@ -216,10 +213,11 @@ function exitCode(form,key) {
     stopEvent = true;
   }
 }
-function checkPort() {
+function portcheck_eth0() {
   $.post('/webGui/include/CheckPort.php',{port:'eth0'},function(text) {
-    showNotice(text);
-    setTimeout(checkPort,15000);
+    var html = $('#user-notice').html();
+    if (!html || html.indexOf('eth0')>0) showNotice(text);
+    setTimeout(portcheck_eth0,10000);
   });
 }
 $(function() {
@@ -249,7 +247,7 @@ $(function() {
 <?else:?>
   $('div[id=title]').append(ctrl);
 <?endif;?>
-  checkPort();
+  portcheck_eth0();
 });
 </script>
 <form markdown="1" name="eth0_settings" method="POST" action="/update.php" target="progressFrame" onchange="exitCode(this,false)" onsubmit="return prepareSettings(this)">
@@ -300,9 +298,9 @@ Bonding mode:
 
 Bonding members:
 : <select id="bond0" name="BONDNICS" size="1" multiple="multiple" style="display:none">
-  <?=mk_option($eth0['BONDNICS'],'eth0','Eth0','selected disabled')?>
+  <?=mk_option($eth0['BONDNICS'],'eth0','eth0','selected disabled')?>
   <?foreach ($ports as $port):?>
-  <?=mk_option_check($eth0['BONDNICS'],strtolower($port),$port)?>
+  <?=mk_option_check($eth0['BONDNICS'],$port,$port)?>
   <?endforeach;?>
   </select>
 
@@ -321,9 +319,9 @@ Enable bridging:
 <div id="bridge-members" style="display:none" markdown="1">
 Bridging members:
 : <select id="bridge0" name="BRNICS" size="1" multiple="multiple" style="display:none">
-  <?=mk_option($eth0['BRNICS'],'eth0','Eth0','selected disabled')?>
+  <?=mk_option($eth0['BRNICS'],'eth0','eth0','selected disabled')?>
   <?foreach ($ports as $port):?>
-  <?=mk_option_check($eth0['BRNICS'],strtolower($port),$port)?>
+  <?=mk_option_check($eth0['BRNICS'],$port,$port)?>
   <?endforeach;?>
   </select>
 
diff --git a/plugins/dynamix/EthX.page b/plugins/dynamix/EthX.page
index 6c5cdf65f..3a8d33342 100644
--- a/plugins/dynamix/EthX.page
+++ b/plugins/dynamix/EthX.page
@@ -15,27 +15,33 @@ Png="ethernet.png"
  */
 ?>
 <?
-// get interface configuration state
-$down = empty($ethX) || strlen(exec("ip link show ethX|grep -om1 ',UP[,>]'"))==0;
-
-// get VLAN interfaces
-$vlan_ethX = [0];
-if (isset($ethX)) foreach ($ethX as $key => $val) if (substr($key,0,6)=='VLANID') $vlan_ethX[] = substr($key,7);
-
 // get bond membership
 $bond_ethX = $eth0['BONDING']=='yes' ? in_array('ethX',explode(',',$eth0['BONDNICS'])) : false;
 
 // get bridge membership
 $bridge_ethX = $eth0['BRIDGING']=='yes' ? in_array('ethX',explode(',',$eth0['BRNICS'])) : false;
 
-if ($service)
-  $locked = "$service must be <b>STOPPED</b> to change";
-elseif ($bond_ethX)
-  $locked = "Interface must be <i>removed</i> as <b>Bonding member</b> to change";
-elseif ($bridge_ethX)
-  $locked = "Interface must be <i>removed</i> as <b>Bridging member</b> to change";
-else
-  $locked = "";
+$locked = $bond_ethX || $bridge_ethX ;
+
+// get VLAN interfaces
+$vlan_ethX = [0];
+if (!$locked && isset($ethX)) foreach ($ethX as $key => $val) if (substr($key,0,6)=='VLANID') $vlan_ethX[] = substr($key,7);
+
+if ($bond_ethX) {
+  $more = true;
+  $reason = "Interface is member of ".$eth0['BONDNAME']." (see interface eth0)";
+  $class = 'member';
+} elseif ($bridge_ethX) {
+  $more = true;
+  $reason = "Interface is member of ".$eth0['BRNAME']." (see interface eth0)";
+  $class = 'member';
+} elseif (empty($ethX) || strlen(exec("ip link show ethX|grep -om1 ',UP[,>]'"))==0) {
+  $more = true;
+  $reason = "Interface is not configured";
+  $class = 'unset';
+} else {
+  $more = false;
+}
 ?>
 <script>
 <?if ($tabbed):?>
@@ -43,18 +49,26 @@ else
 <?else:?>
   var waitid = '#wait_ethX';
 <?endif;?>
+function portcheck_ethX() {
+  $.post('/webGui/include/CheckPort.php',{port:'ethX'},function(text) {
+    var html = $('#user-notice').html();
+    if (!html || html.indexOf('ethX')>0) showNotice(text);
+    setTimeout(portcheck_ethX,10000);
+  });
+}
 $(function() {
   var form = document.ethX_settings;
   checkNetworkAccess(form,'ethX');
   checkNetworkSettings(form);
-<?if ($locked):?>
-  disableForm(form);
-<?endif;?>
 <?if (!$tabbed):?>
   $('div[id=title]').each(function(){
     if ($(this).text().indexOf('Interface ethX')==0) $(this).append("<span id='wait_ethX' class='status red' style='display:none;font-size:small;font-style:italic'>Please wait... configuring interfaces</span>");
   });
 <?endif;?>
+<?if ($locked):?>
+  disableForm(form,true);
+<?endif;?>
+  setTimeout(portcheck_ethX,Number('ethX'.substr(3))*1000);
 });
 </script>
 <form markdown="1" name="ethX_settings" method="POST" action="/update.php" target="progressFrame" onchange="exitCode(this,false)" onsubmit="return prepareSettings(this)">
@@ -71,11 +85,12 @@ $(function() {
 <div id="index-ethX-<?=$i?>" markdown="1">
 <?if ($i==0):?>
 MAC address:
-: <?if ($down):?><span class="no-int"><?endif;?><?=strtoupper(exec("ip link show ethX|grep -Pom1 'ether \K\S+'"))?><?if ($down):?> - interface is not configured</span><?endif;?>
+: <?if ($more):?><span class="<?=$class?>"><?endif;?><?=strtoupper(exec("ip link show ethX|grep -Pom1 'ether \K\S+'"))?><?if ($more):?> - <?=$reason?></span><?endif;?>
 
 > This is the hardware address of the interface.
 > When tagging is enabled all VLANs on this interface will share the same hardware address.
 
+<?if (!$locked):?>
 Enable bridging:
 : <select name="BRIDGING" size="1">
   <?=mk_option($ethX['BRIDGING'], "no", "No");?>
@@ -84,6 +99,7 @@ Enable bridging:
 
 > Bridging is a feature which creates a virtual bridge and allows VMs to communicate directly with the physical Ethernet port.
 
+<?endif;?>
 Interface description:
 : <input type="text" name="DESCRIPTION:<?=$i?>" maxlength="40" value="<?=$ethX["DESCRIPTION:$i"]?>" onchange="exitCode(this.form,true)">
 
@@ -124,7 +140,7 @@ Network mask:
 > Greyed out when using DHCP server. Otherwise specify here the associated network mask, by default 255.255.255.0 is selected.
 
 Desired MTU:
-: <input type="number" name="MTU" min="68" max="9198" value="<?=$ethX['MTU']?>" class="narrow">
+: <input type="number" name="MTU" min="68" max="9198" value="<?=$locked?$eth0['MTU']:$ethX['MTU']?>" class="narrow">
 
 > This is the MTU size to use on the physical Ethernet interface.
 > If left blank, the MTU will automatically be determined (by default 1500 bytes).
@@ -135,6 +151,7 @@ Enable VLANs:
   <?=mk_option($ethX['TYPE'], 'trunk', 'Yes');?>
   </select>
   <span class="pin access-ethX" title="Add VLAN" style="display:none" onclick="addVLAN('ethX',<?=$service?'true':'false'?>)"><i class="fa fa-plus-circle green"></i><em>press to add VLAN</em></span>
+
 <?else:?>
 <div class="access-ethX shade-<?=$display['theme']?>" style="display:none" markdown="1">
 VLAN number:
@@ -238,5 +255,5 @@ Network mask:
 </script>
 
 &nbsp;
-: <input type="submit" value="Apply" onclick="$(waitid).show()"><input type="button" value="Done" onclick="done()"><?=$locked?>
+: <input type="submit" value="Apply" onclick="$(waitid).show()"><input type="button" value="Done" onclick="done()"><?if ($service) echo "$service must be <b>STOPPED</b> to change"?>
 </form>
diff --git a/plugins/dynamix/scripts/netconfig b/plugins/dynamix/scripts/netconfig
index 09e8e2ce4..c5f4f8b36 100755
--- a/plugins/dynamix/scripts/netconfig
+++ b/plugins/dynamix/scripts/netconfig
@@ -19,6 +19,7 @@ $cfg = '/boot/config/network.cfg';
 
 function ifname($name) {
   global $old;
+  if (!$name) return;
   for ($i=0; $i<$old['SYSNICS']; $i++) {
     $nics = $old['BONDNICS'][$i] ?: $old['BRNICS'][$i];
     if (strpos("$nics ","$name ")!==false) return $old['IFNAME'][$i];