diff --git a/resources/templates/provision/cisco/spa303/{$mac}.xml b/resources/templates/provision/cisco/spa303/{$mac}.xml
index 7293141817..a70ebb3ea1 100644
--- a/resources/templates/provision/cisco/spa303/{$mac}.xml
+++ b/resources/templates/provision/cisco/spa303/{$mac}.xml
@@ -206,9 +206,9 @@
 
 <!-- NAT Support Parameters -->
 <Handle_VIA_received ua="na">No</Handle_VIA_received>
-<Handle_VIA_rport ua="na">No</Handle_VIA_rport>
+<Handle_VIA_rport ua="na">{$cisco_handle_via_rport}</Handle_VIA_rport>
 <Insert_VIA_received ua="na">No</Insert_VIA_received>
-<Insert_VIA_rport ua="na">No</Insert_VIA_rport>
+<Insert_VIA_rport ua="na">{$cisco_insert_via_rport}</Insert_VIA_rport>
 <Substitute_VIA_Addr ua="na">No</Substitute_VIA_Addr>
 <Send_Resp_To_Src_Port ua="na">No</Send_Resp_To_Src_Port>
 <STUN_Enable ua="na">No</STUN_Enable>
@@ -1950,4 +1950,4 @@
 
 <Protect_IVR_FactoryReset ua="na">No</Protect_IVR_FactoryReset>
 
-</flat-profile>
\ No newline at end of file
+</flat-profile>