Roberto Quiroga wrote:
> Copy the rules file to another, edit the new file, schedule a reboot
> 5 minutes later, load the new rules from the new file, if everything 
> works ok kill the reboot. (If shit happens the old rules will be load).

Rather than rebooting, run a background script whill will automatically 
re-load the old rules after, say, 5 mins. GNU screen may greatly help with 
that (you can re-connect the output in case you get thrown away).
This way you won't disturb other programs running, whatever they are :)

-- 
--- TLD
"There is no Good, one thorough, there is no Evil, there is only Flesh"
   [Pinhead]