Also, when I try these entries literally, I get fatal: bind 1.2.3.4 port 25: Can't assign requested address
-- confused... > On Nov 18, 2015, at 00:17, Vicki Brown <v...@cfcl.com> wrote: > > I am reading http://www.postfix.org/FILTER_README.html > <http://www.postfix.org/FILTER_README.html>, the section on "Filtering mail > from outside users only" and I am befuddled. > > Am I correctly understanding that this recipe requires three > smtp ... > entries in master.cf? > > Where can I find documentation for 1.2.3.4:smtp and 1.2.3.5:smtp? > > - Vicki >