diff --git a/TestON/bin/cleanup.sh b/TestON/bin/cleanup.sh
new file mode 100755
index 0000000..d921147
--- /dev/null
+++ b/TestON/bin/cleanup.sh
@@ -0,0 +1,5 @@
+#!/bin/bash 
+# This script will kill any TestON, ssh, and Mininet sessions that are running.
+sudo kill -9 `ps -ef | grep "./cli.py" | grep -v grep | awk '{print $2}'`
+sudo kill -9 `ps -ef | grep "ssh -X" | grep -v grep | awk '{print $2}'`
+sudo mn -c