Change all my custemors cpe WPA key

http://forum.mikrotik.com/t/fetch-upload-auto-rsc-between-routers-not-executing/56819/1
The batch file in this post uses FTP to upload a *.auto.rsc file to a router. It would be pretty easy to loop through a list of IP addresses to automate this.

You could probably also do something similar to the bash script, using plink (PuTTY) to SSH into the routers and run commands.