On Sun, Apr 24, 2022 at 05:42:39PM +0200, Benny Pedersen wrote: > On 2022-04-24 15:08, Byung-Hee HWANG wrote: > >>> This is useful testing site: > >>> <https://www.checktls.com/TestReceiver> > > > > Also smtp*_tls_loglevel are useful to debug. > > more trees in the wood hide the real tree
The recommended log level "1" logs just the essential information and should generally be set when TLS is enabled. -- Viktor.