diff --git a/resources/templates/provision/cisco/spa514g/{$mac}.xml b/resources/templates/provision/cisco/spa514g/{$mac}.xml
index c4963bc63d..f0f7504644 100644
--- a/resources/templates/provision/cisco/spa514g/{$mac}.xml
+++ b/resources/templates/provision/cisco/spa514g/{$mac}.xml
@@ -57,12 +57,12 @@
 <Asset_ID group="System/Inventory_Settings" />
 
 <!-- SIP/NAT_Support_Parameters -->
-<Handle_VIA_received group="SIP/NAT_Support_Parameters">{$cisco_spa_rport}</Handle_VIA_received>
-<Handle_VIA_rport group="SIP/NAT_Support_Parameters">{$cisco_handle_via_rport}</Handle_VIA_rport>
-<Insert_VIA_received group="SIP/NAT_Support_Parameters">No</Insert_VIA_received>
-<Insert_VIA_rport group="SIP/NAT_Support_Parameters">{$cisco_insert_via_rport}</Insert_VIA_rport>
-<Substitute_VIA_Addr group="SIP/NAT_Support_Parameters">{$cisco_spa_rport}</Substitute_VIA_Addr>
-<Send_Resp_To_Src_Port group="SIP/NAT_Support_Parameters">{$cisco_spa_rport}</Send_Resp_To_Src_Port>
+<Handle_VIA_received group="SIP/NAT_Support_Parameters">No</Handle_VIA_received>
+<Handle_VIA_rport group="SIP/NAT_Support_Parameters">{$spa_handle_via_rport}</Handle_VIA_rport>
+<Insert_VIA_received group="SIP/NAT_Support_Parameters">Na</Insert_VIA_received>
+<Insert_VIA_rport group="SIP/NAT_Support_Parameters">{$spa_insert_via_rport}</Insert_VIA_rport>
+<Substitute_VIA_Addr group="SIP/NAT_Support_Parameters">No</Substitute_VIA_Addr>
+<Send_Resp_To_Src_Port group="SIP/NAT_Support_Parameters">No</Send_Resp_To_Src_Port>
 <STUN_Enable group="SIP/NAT_Support_Parameters">No</STUN_Enable>
 <STUN_Test_Enable group="SIP/NAT_Support_Parameters">No</STUN_Test_Enable>
 <STUN_Server group="SIP/NAT_Support_Parameters" />