diff --git a/global-functions b/global-functions
index 5d059fe..686b1fa 100644
--- a/global-functions
+++ b/global-functions
@@ -40,6 +40,7 @@
 :global SendTelegram;
 :global TimeIsSync;
 :global UrlEncode;
+:global WaitDefaultRouteReachable;
 :global WaitForFile;
 :global WaitTimeSync;
 
@@ -694,6 +695,15 @@
   :return $Return;
 }
 
+# wait for default route to be reachable
+:set WaitDefaultRouteReachable do={
+  :global DefaultRouteIsReachable;
+
+  :while ([ $DefaultRouteIsReachable ] = false) do={
+    :delay 1s;
+  }
+}
+
 # wait for file to be available
 :set WaitForFile do={
   :global CleanFilePath;