diff --git a/config/config.js.sample b/config/config.js.sample
index 53677cfa..e07c2c75 100644
--- a/config/config.js.sample
+++ b/config/config.js.sample
@@ -6,7 +6,12 @@
 
 var config = {
 	port: 8080,
-	ipWhitelist: ["127.0.0.1", "::ffff:127.0.0.1", "::1"], // Set [] to allow all IP addresses.
+	ipWhitelist: ["127.0.0.1", "::ffff:127.0.0.1", "::1"], // Set [] to allow all IP addresses  
+	                                                       // or add a specific IPv4 of 192.168.1.5 :
+							       // ["127.0.0.1", "::ffff:127.0.0.1", "::1", "::ffff:192.168.1.5"],
+							       // or IPv4 range of 192.168.3.0 --> 192.168.3.15 use CIDR format :
+							       // ["127.0.0.1", "::ffff:127.0.0.1", "::1", "::ffff:192.168.3.0/28"],
+							       
 
 	language: "en",
 	timeFormat: 24,