diff --git a/README.md b/README.md
index ee1a656..d59612b 100644
--- a/README.md
+++ b/README.md
@@ -175,6 +175,10 @@ wget -r ftp://{USERNAME}:{PASSWORD@{IP ADDRESS}/
 
 # Connect to mail server
  nc -nv {IP ADDRESS} 25
+ 
+# Connect to Windows mail server
+ nc -nv -C {IP ADDRESS} 25
+
 
 # VRFY Usage
 VRFY root