Author: Daniel M. Drucker Date: To: exim-users Subject: [Exim] Re: How to try more than one router?
> Using > #/bin/sh
> echo quit | nc -w 1 -i 1 smarthost.myothersite.org smtp
>
> instead of ping might work better.
Ooh! I like that even better than the other one, because this way, if my
smarthost goes down for a moment (deferring a message), it can still be used
for that message on retry if it has come back up in the interim.