I tried this by making my resolv.conf point at a non-existant machine (eg 192.168.1.99 where no such machine is connected to the network).
nettool hung for a minute or so but then came back with an error saying the address could not be resolved. -- gnome-nettool hangs when hostname resolution fails https://launchpad.net/bugs/24241 -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
