From 894a5d6daee5f785834a2f360d66eb9b8e112465 Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Sat, 13 Mar 2021 21:23:11 +0100
Subject: tunnel: T3406: support ipv6 encaplimit "none" which disables the fiel

---
 interface-definitions/interfaces-tunnel.xml.in | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/interface-definitions/interfaces-tunnel.xml.in b/interface-definitions/interfaces-tunnel.xml.in
index 047e06b86..c169d877d 100644
--- a/interface-definitions/interfaces-tunnel.xml.in
+++ b/interface-definitions/interfaces-tunnel.xml.in
@@ -168,15 +168,23 @@
                 <children>
                   <leafNode name="encaplimit">
                     <properties>
-                      <help>Encaplimit field</help>
+                      <help>Set fixed encapsulation limit</help>
+                      <completionHelp>
+                        <list>none</list>
+                      </completionHelp>
                       <valueHelp>
                         <format>0-255</format>
                         <description>Encaplimit (default: 4)</description>
                       </valueHelp>
+                      <valueHelp>
+                        <format>none</format>
+                        <description>Encaplimit disabled</description>
+                      </valueHelp>
                       <constraint>
+                        <regex>^(none)$</regex>
                         <validator name="numeric" argument="--range 0-255"/>
                       </constraint>
-                      <constraintErrorMessage>key must be between 0-255</constraintErrorMessage>
+                      <constraintErrorMessage>Tunnel encaplimit must be 0-255 or none</constraintErrorMessage>
                     </properties>
                     <defaultValue>4</defaultValue>
                   </leafNode>
-- 
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