[MacTUG] AFP548 - Undoing the Undoable

[Marlon A. Griffith]

Ever had to change the IP on a server that's without any local 
supervision, behind who knows how many firewalls, in another country, 
with only SSH accesss sticking out of it? Wouldn't it be nice if 
there was a function similar to the Displays preference pane, in 
which, if the settings turn out to be incorrect, it automatically 
reverts to the previous working setup? Well, here's one.

<http://www.afp548.com/article.php?story=20061209022702977>