3 files changed, 29 insertions, 0 deletions
diff --git a/interface-definitions/include/constraint/vrf.xml.i b/interface-definitions/include/constraint/vrf.xml.i
new file mode 100644
index 000000000..a1922bb6d
--- /dev/null
+++ b/interface-definitions/include/constraint/vrf.xml.i
@@ -0,0 +1,6 @@
+<!-- include start from constraint/vrf.xml.i -->
+<constraint>
+  <validator name="vrf-name"/>
+</constraint>
+<constraintErrorMessage>VRF instance name must be 15 characters or less and can not\nbe named as regular network interfaces.\nA name must starts from a letter.\n</constraintErrorMessage>
+<!-- include end -->
diff --git a/interface-definitions/include/interface/vrf.xml.i b/interface-definitions/include/interface/vrf.xml.i
index 8605f56e8..ef0058f86 100644
--- a/interface-definitions/include/interface/vrf.xml.i
+++ b/interface-definitions/include/interface/vrf.xml.i
@@ -9,6 +9,7 @@
     <completionHelp>
       <path>vrf name</path>
     </completionHelp>
+    #include <include/constraint/vrf.xml.i>
   </properties>
 </leafNode>
 <!-- include end -->
diff --git a/interface-definitions/include/vrf-multi.xml.i b/interface-definitions/include/vrf-multi.xml.i
new file mode 100644
index 000000000..0b22894e4
--- /dev/null
+++ b/interface-definitions/include/vrf-multi.xml.i
@@ -0,0 +1,22 @@
+<!-- include start from interface/vrf.xml.i -->
+<leafNode name="vrf">
+  <properties>
+    <help>VRF instance name</help>
+    <completionHelp>
+      <path>vrf name</path>
+      <list>default</list>
+    </completionHelp>
+    <valueHelp>
+      <format>default</format>
+      <description>Explicitly start in default VRF</description>
+    </valueHelp>
+    <valueHelp>
+      <format>txt</format>
+      <description>VRF instance name</description>
+    </valueHelp>
+    #include <include/constraint/vrf.xml.i>
+    <multi/>
+  </properties>
+  <defaultValue>default</defaultValue>
+</leafNode>
+<!-- include end -->