Pfft! Of course!
Thanks! D. > On Thu, Apr 03, 2014 at 02:00:36PM -0500, d...@powerstandards.com wrote: > >> What I'd like to do is check on a postfix start or reload that these few >> addresses are reachable *before* I do things like set up firewalls, >> etc., >> then stop sending out probes at all. Basically, I want to ping the >> email >> address and notify admins (via some channel) that an email address >> reachable or not. > > /usr/sbin/sendmail -f bounce-address -bv probe-address > > Will trigger a connection to the nexthop relay of the probe address > and an incomplete mail transaction (through "RCPT TO"). The results > will be returned to bounce-address (if not empty), and recorded in > the mail log. > > -- > Viktor. >
