2 files changed, 13 insertions, 1 deletions
diff --git a/interface-definitions/include/dhcpv6-options.xml.i b/interface-definitions/include/dhcpv6-options.xml.i
index 9a1016956..33ba39592 100644
--- a/interface-definitions/include/dhcpv6-options.xml.i
+++ b/interface-definitions/include/dhcpv6-options.xml.i
@@ -4,6 +4,18 @@
     <help>DHCPv6 client settings/options</help>
   </properties>
   <children>
+    <leafNode name="duid">
+      <properties>
+        <help>DHCP unique identifier (DUID) to be sent by dhcpv6 client</help>
+        <valueHelp>
+          <format>duid</format>
+          <description>DHCP unique identifier (DUID)</description>
+        </valueHelp>
+        <constraint>
+          <validator name="ipv6-duid"/>
+        </constraint>
+      </properties>
+    </leafNode>
     <leafNode name="parameters-only">
       <properties>
         <help>Acquire only config parameters, no address</help>
diff --git a/interface-definitions/include/interface-mac.xml.i b/interface-definitions/include/interface-mac.xml.i
index e277de85c..87dc5fb60 100644
--- a/interface-definitions/include/interface-mac.xml.i
+++ b/interface-definitions/include/interface-mac.xml.i
@@ -3,7 +3,7 @@
   <properties>
     <help>Media Access Control (MAC) address</help>
     <valueHelp>
-      <format>h:h:h:h:h:h</format>
+      <format>macaddr</format>
       <description>Hardware (MAC) address</description>
     </valueHelp>
     <constraint>