Hi I have a some problem with one user user have a sieve and forwarded all to own external server
In log I found: status=deferred (delivery temporarily suspended: conversation with mta.domain.ltd[193.239.xxx.xxx] timed out while receiving the initial server greeting) for test I send him e-mail via echo "asd" |mail u...@external-server.pl and I get this same timeout for test I send (this same method) from old server (debian8 postfix 2.11.x) and works ok next test i try from my server: telnet external-server.pl 25 ~5 sec left connected Any idea ? Or what I missing ? Maby I need to change some timeout ? --