On Mon, Mar 18, 2013 at 12:35 PM, Dirk Eddelbuettel
> Mike Gabriel writes:
>> Please get the postgrey package from packages.debian.org and check the
>> /etc/postgrey/whitelist_clients file.
> It's worse. They don't even let me "out". I can no longer send; that used
> work way back when. Now my exim4 talks to them, signed handshake each
> and afterwards it is in their hands :-/
Are you saying they don't retry a tempfail error from greylisting?
I've used a free gmail account for personal mail for a long time and
just forward anything from the comcast address there.