diff --git a/cheatsheets/lsof b/cheatsheets/lsof
index e69de29..a7f45fa 100644
--- a/cheatsheets/lsof
+++ b/cheatsheets/lsof
@@ -0,0 +1,3 @@
+# To find listening ports 
+lsof -Pnl +M -i4
+