diff --git a/resources/templates/provision/cisco/spa301/{$mac}.xml b/resources/templates/provision/cisco/spa301/{$mac}.xml
index 9c26264aeb..a1146d64ef 100644
--- a/resources/templates/provision/cisco/spa301/{$mac}.xml
+++ b/resources/templates/provision/cisco/spa301/{$mac}.xml
@@ -143,9 +143,9 @@
 
 <!-- SIP/NAT_Support_Parameters -->
 <Handle_VIA_received group="SIP/NAT_Support_Parameters">No</Handle_VIA_received>
-<Handle_VIA_rport group="SIP/NAT_Support_Parameters">No</Handle_VIA_rport>
+<Handle_VIA_rport group="SIP/NAT_Support_Parameters">{$cisco_handle_via_rport}</Handle_VIA_rport>
 <Insert_VIA_received group="SIP/NAT_Support_Parameters">No</Insert_VIA_received>
-<Insert_VIA_rport group="SIP/NAT_Support_Parameters">No</Insert_VIA_rport>
+<Insert_VIA_rport group="SIP/NAT_Support_Parameters">{$cisco_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>
@@ -555,4 +555,4 @@
 <Ringer_Volume group="User/Audio">8</Ringer_Volume>
 <Handset_Volume group="User/Audio">10</Handset_Volume>
 <Speakerphone_Enable group="User/Audio">Yes</Speakerphone_Enable>
-</flat-profile>
\ No newline at end of file
+</flat-profile>