From 4fa68092d1fa2c15e37dc84c1d34ca1d5b9cad91 Mon Sep 17 00:00:00 2001
From: Francis Dupont <fdupont@isc.org>
Date: Thu, 10 Mar 2016 14:53:29 +0100
Subject: [PATCH] [4313] Explained relay4 shares option representation types

---
 doc/guide/classify.xml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/guide/classify.xml b/doc/guide/classify.xml
index e843812c88..b1ad6ba70b 100644
--- a/doc/guide/classify.xml
+++ b/doc/guide/classify.xml
@@ -204,6 +204,11 @@ sub-option with code "code" from the DHCPv4 Relay Agent Information option
         expression is allowed in DHCPv4 only.
       </para>
 
+      <para>
+       "relay4" shares the same representation types than "option", for
+       instance "relay4[code].exists".
+      </para>
+
       <para>
         <table frame="all" id="classification-expressions-list">
           <title>List of Classification Expressions</title>