On Wed, 18 Feb 2009, Folkert van Heusden wrote: > Hi, > > Ssh -f forks itself in the background. Very usefull if you would like to > e.g. tunnel munin over ssh. Now it's tricky to terminate one process if > you have multiple running. You can use ControlMaster to set a listen socket for your backgrounded connections and then "ssh -O exit" to terminate them. -d