diff --git a/resources/templates/provision/grandstream/gxv300x/{$mac}.xml b/resources/templates/provision/grandstream/gxv300x/{$mac}.xml
index d4edc2ad13..b918c56b80 100644
--- a/resources/templates/provision/grandstream/gxv300x/{$mac}.xml
+++ b/resources/templates/provision/grandstream/gxv300x/{$mac}.xml
@@ -65,7 +65,13 @@
     <!-- Firmware Upgrade. 0 - TFTP Upgrade,  1 - HTTP Upgrade. -->
     <P212>1</P212>
     <!-- Firmware Server Path -->
-    <P192>fm.grandstream.com/gs</P192>
+    
+    {if isset($grandstream_firmware_path)}
+    <P192>{$grandstream_firmware_path}</P192>
+    {else}
+    <P192>{$domain_name}{$project_path}/app/provision</P192>
+    {/if}
+    
     <!-- Config Server Path -->
     <P237>{$domain_name}{$project_path}/app/provision</P237>
     <!-- Firmware File Prefix -->
@@ -191,7 +197,7 @@
     <!-- SIP Server: max. length = 96 -->
     <P47>{$server_address_1}</P47>
     <!-- Outbound Proxy -->
-    <P48>proxy.mycompany.com</P48>
+    <P48>{$outbound_proxy_primary_1}</P48>
     <!-- SIP User ID -->
     <P35>{$user_id_1}</P35>
     <!-- Authenticate ID -->