diff --git a/lib/api-functions.ts b/lib/api-functions.ts
index 7ba8350..d41b1a1 100644
--- a/lib/api-functions.ts
+++ b/lib/api-functions.ts
@@ -50,6 +50,7 @@ export async function connectionRequest(
 
   let connectionRequestUrl,
     udpConnectionRequestAddress,
+    stunEnable,
     connReqJabberId,
     username,
     password;
@@ -63,6 +64,9 @@ export async function connectionRequest(
         "InternetGatewayDevice.ManagementServer.UDPConnectionRequestAddress"
       ] || {}
     ).value || [""])[0];
+    stunEnable = ((
+      device["InternetGatewayDevice.ManagementServer.STUNEnable"] || {}
+    ).value || [""])[0];
     connReqJabberId = ((
       device["InternetGatewayDevice.ManagementServer.ConnReqJabberID"] || {}
     ).value || [""])[0];
@@ -83,6 +87,8 @@ export async function connectionRequest(
     udpConnectionRequestAddress = ((
       device["Device.ManagementServer.UDPConnectionRequestAddress"] || {}
     ).value || [""])[0];
+    stunEnable = ((device["Device.ManagementServer.STUNEnable"] || {})
+      .value || [""])[0];
     connReqJabberId = ((device["Device.ManagementServer.ConnReqJabberID"] || {})
       .value || [""])[0];
     username = ((
@@ -159,7 +165,7 @@ export async function connectionRequest(
   const debug = !!getConfig(snapshot, "cwmp.debug", {}, now, evalCallback);
 
   let udpProm;
-  if (udpConnectionRequestAddress) {
+  if (udpConnectionRequestAddress && +stunEnable) {
     udpProm = udpConnectionRequest(
       udpConnectionRequestAddress,
       authExp,