diff --git a/resources/templates/provision/fanvil/x6u/{$mac}.cfg b/resources/templates/provision/fanvil/x6u/{$mac}.cfg
index 85456b1351..9e2fdfac51 100644
--- a/resources/templates/provision/fanvil/x6u/{$mac}.cfg
+++ b/resources/templates/provision/fanvil/x6u/{$mac}.cfg
@@ -793,8 +793,8 @@
             <StrictProxy>1</StrictProxy>
             <DirectContact>0</DirectContact>
             <HistoryInfo>0</HistoryInfo>
-            <DNSSRV>0</DNSSRV>
-            <DNSMode>0</DNSMode>
+            {if $account.5.sip_transport == 'dns srv'}<DNSSRV>1</DNSSRV>{/if}
+            {if $account.5.sip_transport == 'dns srv'}<DNSMode>1</DNSMode>{/if}
             <XFERExpire>0</XFERExpire>
             <BanAnonymous>0</BanAnonymous>
             <DialOffLine>0</DialOffLine>