Fabio feel free to connect with me offline I am Italian and I will be happy to help.
Ciao > Il giorno 30 gen 2022, alle ore 08:42, Fabio Mecchia <ktf4...@gmail.com> ha > scritto: > > > Hi, > still having problems, it's safe to update dovecot with this guide or I risk > to break something in Toaster setup? > > https://doc.dovecot.org/installation_guide/dovecot_community_repositories/centos_packages/ > > > > Mail priva di virus. www.avg.com > > Il gio 27 gen 2022, 17:14 Fabio Mecchia <ktf4...@gmail.com> ha scritto: >> In my /etc/dovecot/toaster.conf I Have: >> auth_mechanisms = plain login digest-md5 cram-md5 >> >> while the /etc/dovecot/conf.d/10-ssl.conf is the same as yours with : >> ssl = required >> >> I've found this on the dovecot mailing list : >> https://dovecot.org/pipermail/dovecot/2020-August/119760.html >> >> Regards >> Fabio >> >> >> >>> Il giorno gio 27 gen 2022 alle ore 15:18 Eric Broch >>> <ebr...@whitehorsetc.com> ha scritto: >>> This is my /etc/dovecot/toaster.conf dovecot authorization mechanisms: >>> >>> auth_mechanisms = plain login >>> >>> On 1/27/2022 3:16 AM, Fabio Mecchia wrote: >>>> Hi everyone, >>>> I have been having a weird problem connecting pop 3 to my corporate >>>> server from Outlook and Thunderbird for about two weeks. >>>> When the client tries to connect to the server, I got this error message >>>> "-ERR [AUTH] Unsupported authentication method" and in the Dovecot logs I >>>> found errors like "pop3-login: Info: Disconnected (tried to use >>>> unsupported auth mechanism): user=<x...@xxxxxx.it>, method=USER, >>>> rip=xxx.xxx.xxx.xxx, lip=xxx.xxx.xxx.xxx, TLS, session=<bXG42jTVxNtc3/SS> >>>> " . >>>> The strange thing is that the same client checks multiple boxes on the >>>> same domain and not all of them give an error, also the error occurs >>>> randomly, maybe for half a day it is impossible to download the mail and >>>> then suddenly it works for a couple of hours. >>>> Using the imap protocol there are no problems. >>>> When the clients manage to connect I find this in the Dovecot logs >>>> "pop3-login: Info: Login: user=<x...@xxxxxx.it>, method=DIGEST-MD5, >>>> rip=xxx.xxx.xxx.xxx, lip=xxx.xxx.xxx.xxx, mpid=5510, TLS, >>>> session=<+0htGDnVWPdc3/SS>", I don't know why on the same client without >>>> changing anything the method switch from USER to DIGEST-MD5 >>>> The server is up to date, dovecot version is 2.3.11.3 >>>> >>>> >>>> Any suggestions are welcome >>>> >>>> Fabio Mecchia >>>> >>>> Mail priva di virus. www.avg.com