diff --git a/conf/sip_profiles/internal.xml b/conf/sip_profiles/internal.xml
index d8c60213a5..061623d2d8 100644
--- a/conf/sip_profiles/internal.xml
+++ b/conf/sip_profiles/internal.xml
@@ -60,6 +60,10 @@
 	It is not recommended to enable 100rel at this time.
     -->
     <!--<param name="enable-100rel" value="true"/>-->
+    <!--
+	enable/disable session timers 
+    -->
+    <!--<param name="enable-timer" value="false"/>-->
     <!--<param name="minimum-session-expires" value="120"/>-->
     <param name="apply-inbound-acl" value="domains"/>
     <!--