Can you do some experimenting with openssl s_client? openssl s_client -connect ipv6 -servername dnsname server:993
see if this triggers it? Aki > On 13/09/2023 18:37 EEST Ján Ondrušek <ondrusek....@gmail.com> wrote: > > > The only modification in the configs I sent is to shorten the domain names > and IPv6 prefixes. Is there anything else I should’ve attached? > > A full repro would require TLS certificates and keys too. > > Thanks, > Jan > > On Tue, Sep 12, 2023 at 10:54 PM Aki Tuomi <aki.tu...@open-xchange.com> > wrote: > > > > On 13/09/2023 05:01 EEST Ján Ondrušek <ondrusek....@gmail.com> wrote: > > > > > > > > > Hi! > > > > > > I see this intermittent error with my dovecot setup. > > > > > > The most puzzling part is that it sometimes works and sometimes rejects > > > connections, spitting out the log I attached in systeport (DNS). > > > > > > I am binding both ipv4 (TLS+SNI) and ipv6 (dedicated addresses). TLS > > > certificates for corresponding DNS are shared across ipv4 / ipv6. > > > > > > Thank you, > > > Best regards, > > > Jan > > > > Any chance you could send set of config files that reproduce this issue, > > or your original config files? > > > > Aki > > > _______________________________________________ > dovecot mailing list -- dovecot@dovecot.org > To unsubscribe send an email to dovecot-le...@dovecot.org _______________________________________________ dovecot mailing list -- dovecot@dovecot.org To unsubscribe send an email to dovecot-le...@dovecot.org
