Actually you need to use ssl_dh=</usr/local/etc/dovecot/dh.pemNote the <Aki -------- Original message --------From: "Michael A. Peters" <mpeters@domblogger.net> Date: 13/11/2018 05:44 (GMT+02:00) To: dovecot@dovecot.org Subject: Re: New install - getting error: "Failed to initialize SSL server context: Couldn't parse DH parameters" tryopenssl dhparam -out /usr/local/etc/dovecot/dh.pem 2048On 11/12/2018 07:28 PM, James Brown wrote:> I’m setting up Dovecot using Homebrew on a new server and am getting > this when I try to login via IMAP:> > Nov 13 14:13:35 auth: Debug: auth client connected (pid=30719)> Nov 13 14:13:35 imap-login: Info: Aborted login (no auth attempts in 0 > secs): user=<>, rip=::1, lip=::1, secured, > session=<gM0HNIN6HtoAAAAAAAAAAAAAAAAAAAAB>> Nov 13 14:18:33 auth: Debug: Loading modules from directory: > /usr/local/Cellar/dovecot/2.3.2.1/lib/dovecot/auth> Nov 13 14:18:33 auth: Debug: Module loaded: > /usr/local/Cellar/dovecot/2.3.2.1/lib/dovecot/auth/lib20_auth_var_expand_crypt.so> Nov 13 14:18:33 auth: Debug: Read auth token secret from > /usr/local/var/run/dovecot/auth-token-secret.dat> Nov 13 14:18:33 auth: Debug: auth client connected (pid=30848)> Nov 13 14:18:33 imap-login: Error: Failed to initialize SSL server > context: Couldn't parse DH parameters: error:0906D06C:PEM > routines:PEM_read_bio:no start line: Expecting: DH PARAMETERS: user=<>, > rip=::1, lip=::1, secured, session=<q7TJRYN6RdoAAAAAAAAAAAAAAAAAAAAB>> Nov 13 14:18:33 imap-login: Info: Disconnected: TLS initialization > failed. (no auth attempts in 0 secs): user=<>, rip=::1, lip=::1, > secured, session=<q7TJRYN6RdoAAAAAAAAAAAAAAAAAAAAB>> > I’ve used:> > Openssl gendh 2048> > And put the output:> > -----BEGIN DH PARAMETERS-----> MIIBCAKCAQEA0IF7kQX32IJFm/5HEVwYf7Be4G9iY86MvLiFLL3wHGqcPT3EMsIv> YSe5XOT0Q7DGXPOZ+DLlJq8KDHxWKNI6j/0ZaRBrF38CWj8Jqxa8pqo9FVSWj45b> JwSLqBSoBIEFWibqSE6L8wlV8xjMsB34xLHduJDNbaBzsooN749CopTkmkuGeXKH> waOEbDzlOq+qHEa4bjx2/e/TnPj0kCrMnfeU4QILo1rJwuN4nY6k7fGwgEDVa2hE> oOrVfJxxxxxxxxxyyyyyuuuixxxxblahblahblahhhkkkkkkkkkkkkXCGsxhlDQO> QmzOhHqPovzbBByO9iR5fu3xbNm9YRxPowIBAg==> -----END DH PARAMETERS——> > Into a file dh.pem and then added> > ssl_dh=/usr/local/etc/dovecot/dh.pem> > To my dovecot.conf file.> > Reloaded Dovecot but still get the same error.> > Any suggestions?> > macOS 10.13.6, Dovecot 2.3.2.1> > Any suggestions?> > Thanks,> > James.